TW201029292A - Battery charging apparatus - Google Patents

Battery charging apparatus Download PDF

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Publication number
TW201029292A
TW201029292A TW98101976A TW98101976A TW201029292A TW 201029292 A TW201029292 A TW 201029292A TW 98101976 A TW98101976 A TW 98101976A TW 98101976 A TW98101976 A TW 98101976A TW 201029292 A TW201029292 A TW 201029292A
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Taiwan
Prior art keywords
voltage
battery pack
signal
control circuit
battery
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TW98101976A
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Chinese (zh)
Inventor
David Tsai
Zhang-Zheng Hsieh
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Zhang-Zheng Hsieh
David Tsai
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Application filed by Zhang-Zheng Hsieh, David Tsai filed Critical Zhang-Zheng Hsieh
Priority to TW98101976A priority Critical patent/TW201029292A/en
Publication of TW201029292A publication Critical patent/TW201029292A/en

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  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The battery charging apparatus provided in the invention is capable of connecting with at least a charging cable of different identification specifications, The charging cable is used to charge a battery pack and provides a management signal lines (DA, CK), a battery pack terminal voltage signal lines (Dcc, GND). The battery charging apparatus includes a tunable switching power supply for inputting a DC power supply and, responsive to a management signal on the management signal lines, for outputting a DC output voltage via the battery pack terminal voltage signal lines to charge the battery pack; and a first control circuit for selectively turning ON or OFF of the tunable switching power supply, the first control circuit identifies the identities of battery pack through detection of management signals and, responsive to a signal value on the battery pack terminal voltage signal lines, controls the tunable switching power supply to output the DC output voltage. Therefore, for different male connectors provided by different battery pack vendors, the battery charging apparatus of the invention together with a specific charging cable corresponding to the battery pack identification specification will suffice to charge the battery pack.

Description

201029292 六、發明說明: 【發明所屬之技術領域】 本發明創作相關於-充電器裝置,尤其相關於可調整輸出不 同直流電壓的充電器裝置ϋ電器裝置可應用於可攜式的電 氣產品,例如可攜式電腦或可攜式電動工具(p〇wer t〇〇1)。 ❹ 【先前技術】 隨著無線網路科技的進步,應用於無線傳輸之可攜帶型况產 品已越見普及’如智雜手機⑽MA/Skype手機等),或可攜式上 網裝置,如 Mobi le Internet Device(_、NetBcx)k pc、 PC搭配3.5 G網卡等之寬頻無線上網之應用,已日漸普及。雖然 構帶上述裝置時供應電力之(可料級電)電池產品之技術有所 進步,卻仍無法跟上使用者長時間使用之需求。 ❿ 因此,為滿足額者有長時_耗電池電力的需求,使用可 攜_之電氣產品搭配多個、组串電池組(電池祕)成為重要議 題之-。選項之―,可於可攜式電器產品上增加電池串,雖可延 長電池串使用時間,卻也負面地增加重量及產品體積,造成攜帶· 之不方便。考量攜帶之方便性,視使用者之使用需求時間,選項 之二,可增加攜帶另-組電池組,供第—組電池組電力耗盡之 適時更換。 ’ 例如Acer之Aspire one、華碩公司之Eeepc或微星電腦之 WinBook系列或其他家電腦商所提供之類似產品,因其體積縮小的 201029292 限制内建之可充電鐘離子電池組(Li_i〇n電池pack)内含電池 數目亦因之受限,通常為3串丨併(震電池組)或至多3串2 併(3S2P電池組)’導致可攜式電腦所以電池為電源時的可使用時 間,受到相當限制。有相當多的使用者需要多攜帶第二組電池組, 乂求適時更換第一組,以延長其使用時間。因此,當使用者於接 市電(11GV/22GV)時,有需求對電力耗錢—祕離子電池組予以 外部式充電(externally charging)。相對於外部式充電,所謂内 部式充電是指,電池組插置於電池組空間内之時,將市電經由可 攜式電器裝置’對電池組充電。而外部式充電||純常為可攜式 的充電器。 而較傳統的筆記型個人電腦(NB PC)亦有類似之需求。例如, NBPC之可充電電池組分類為2串丨併或多併(2S1P/2S2p電池組, 供電7. 2V) ; 3串1併或多併(3S1P/3S2P/3S3P電池組,供電 10. 8V/11. IV)、4 串 1 併或多併(4S1P/4S2P/4S3P 電池組,供電 14.4V)。而電池芯亦可分為鋰離子電池(Lithium I〇n電池)或 鐘聚合物電池(Lithium Polymer電池)等複雜之組合。對链離 子電池而言,2串1併電池組的供電為& 4V,以此類推。 而且於研究過程中發現不同的電腦商,如DELL、Hp、Acer、 Asus等公司,其電池組之設計’即使使用不同電壓之電池組(如 7.2V、9.6V、12V、14. 4V),卻仍使用同一型式之母座連接器 (connector);亦即不同的串數或併數,卻使用相同之連接器。不 同電壓之電池組若欲於可攜式電腦空間内充電時’因電池組外觀 201029292 型態之不同,應不致產生誤插置而造成爆炸、火燒等危害。但若 以充電器進行外部式充電方式時,卻有可能因公座連接器相同, 而誤接不同電壓之電池組,進而造成電池爆炸、火燒等危害。除 此之外,電池組的製造商(vender)都以相同的智慧型電池系統規 格書(Smart 電池 System Specification, Revision 1.0, Feb. 15, 1995)以及不同電腦商的介面規格,來設計製造電池組,但一般情 況下’由於不同電腦商的介面規格並不相同,因此不同電池組的· 母連接器(female connector)通常不相同,因此市面上的充電器 座(charging docking station) ’通常會提供一個以上的不同公 連接器(male connector),供相對應的母座連接器插置並充電。 因此,於設計可攜式外接充電器時,除了考量連接器之不同 外,還須能辨別内含電池之 1. 電池種類:链離子電池(Lithium Ion電池)或裡聚合物 電池(Lithium Polymer電池)或其他類電池。 2. 電池容量之種類:為 2000mA,2150mA,2200mA,2400mA, 2600mA,2900mA。 因此’綜合上述,設計可攜式外接充電器時,需解決之問題 包含: 1. 如何知道電池之種類及其容量? 2. 於母連接器得以與公連接器連結的狀態下,如何解決電· 池組係不同電壓(如8. 4V、12. 6V、16. 8V)的情形或確定所需之充 電方式? 201029292 3.如何設計安全之可攜式充電器’而不致造成電池爆炸火 燒等危害? 關於可攜式充電器’已知的先前技術有如美國專利號us 6191552 Β1 與 7365515 Β2 所揭露者。 US 6191552 Β1的申請專利範圍、發明說明與圖2、圖3揭 露一外部式通用電池組充電裝置,其包含外部式通用電池組充電 器電路具有至少一通用電池組充電器電路輸入端及至少一通用電 ❹ 池組充電器電路輸出端。通用電池組充電器電路輸出端得包含至 少一電池組充電器輸出端,其包含至少一通用電池組連接器與至 ;一通用電池組充電器纜線。至少一通用電池組充電器電路輸出 端包含至少一轉接器(adapter)穿通(pass through)輸出端,其包 含至少一連接器供調適(adapted)以可操作地連接至一電器裝 置。外部式通用電池組充電器電路包含至少一電池識別與參數調 》 整電路、電池電流參數調整電路、充電電壓參數調整電路、與最 大功率汲取參數調整電路。外部式通用電池組充電器包含一最大 額定電源供應決定單元^該至少—通用電池組連接器進一步包 含至少-電池崎定之(電池speeific)連接器。該至少一通用電 池組連接器進-步包含至少一製造商特定之(vend〇r specific)連 接器。而所提供的充電方法包含偵測一電池組,辨別該電池組的 特徵’及調整至少—於通用電池組充電器電路内的—參數,以因 應該電池組的特徵,如此以便最佳的電池充電被達成 。所提供的 充電方法中戶斤利用一第一充電因素(charging fact〇r)為 201029292 電池的最大充電電流。或第一充電因素為電池的最大額定充電電 壓。另外’此案的先刖技術段落描述(圖1)則揭露一外部式充電器 120,外部式充電器120具有多個槽受子116,槽受子lie包含一 電池組母連接器’供對所對應的電池組108進行安全性的充電。· 顯然的,此類外部式充電器120的體積相當龐大,不方便於攜帶。 另外,此一前案沒有考慮及處理,於母連接器得以與公連接器連 結的狀態下,如何解決電池組係不同電壓(如7.2V、9. 6V、1£V、 ® 14· 4V)的情形或確定所需之充電方式。 US 7365515 B2的申請專利範圍、發明說明與圖丨、圖2揭 露一通用電池組充電器,供對具有不同數目電池串接之電池組進 行充電,其包含一電源供應電路,其產生一 DC輸出電壓,電源供 應電路包含一第一切換電路,以控制阢輸出電壓的一準位;一第 二切換電路其連結於電源供應電路與電池之間,且其被導通 〇 以容許電池的充電,且被斷開(〇FF)以中斷電源供應電路與電池的 聯接;一輸出電壓偵測電路,其偵測電源供應電路之阢輸出電壓 之一電壓準位;—電池電壓偵測電路,其細跨越電池之一電壓 準位;一輸出電壓設定電路,其產生預定數目的不同準位電壓;· 一控制單元’其由電池電壓_電路接收—被偵_信號並傳送 -控制信號至輸出電壓設定電路,以選擇預定數目的不同準位電 壓之其—作為—參考電壓;以及一輸出電壓控制電路’其比較參 2電麗與被輸出龍侧電賴偵義電壓準位,以產生對應於 介於參考電壓及__電壓位賴差值的—輸出信號,輸出電 201029292 壓控制電路的輸出信號被施加於第一切換電路以控制電源供應電 路的DC輸出電麗的準位;控制單元包含手段供控制第二切換電路 以導通或斷開’並包含手段供產生施加於輸出電壓設定電路的控 制L號以選擇賴準位’於对二_電路被賴且控制單元 _到電池被連接至電池組充電器,該電壓準位接近於跨越電池 所偵測的電壓準位。纽第二城電路被導通,控制單元由多個· 預定數目的龍值情擇—賴準位,其值高於由電池電壓偵測 電路電壓所侧的電壓。綜合言之,此一前案並沒有考慮及處理, 不同的電池組製造商(vender) ’其所製造的電池組具有不同的母 連接器的問題,因此嚴格來說,並不能算是真正的型電池充 電器。 【發明内容】 針對先刚技術的尚未完善,本發明創作充電器裝置的主要目 的,在於處理不同的電池組製造商所製造的電池組具有不同的母 連接器的問題’以及處理’針對電池組係不同電壓(如7 2v、9 μ 12V、14.4V或8. 4V、12. 6V、16.8V)時’如何選擇正確之充電方 式。 為達成前述目的’所發明創作之充電器裝置,是供與一個以 上具有不同身分規格的充電纜線分別地連接,該充電缓線與一電 池組連接,充電纜線提供有一管理信號線、一電池組端壓信號線, 該充電器裝置包含: 201029292 一可調壓賴電源’供輸人-直流魏,並因舰管理信號線. 上的一管理信號’經由該電池組端壓信號線輸出一直流輪出電 壓,對該電池組進行充電; 一第一控制電路,供選擇性地控制該可調壓交換電源的開或 關’該第-控制電路供藉由_該管理信號以識顺電池組的身 e201029292 VI. Description of the Invention: [Technical Field] The present invention relates to a charger device, and more particularly to a charger device that can adjust and output different DC voltages. The electrical device can be applied to a portable electrical product, for example Portable computer or portable power tool (p〇wer t〇〇1). ❹ 【Prior Art】 With the advancement of wireless network technology, portable products for wireless transmission have become more and more popular, such as smart mobile phones (10) MA/Skype mobile phones, etc., or portable Internet devices such as Mobi le Internet Device (_, NetBcx) k pc, PC with 3.5 G network card and other broadband wireless Internet applications have become increasingly popular. Although the technology for supplying power (the material-grade electricity) battery products in the above-mentioned devices has progressed, it has not been able to keep up with the demand for long-term use by users. ❿ Therefore, in order to meet the demand for long-term battery consumption, it is an important issue to use portable electronic products with multiple battery packs (battery secrets). The option of adding battery strings to portable electrical products can extend the battery string usage time, but also negatively increase the weight and product volume, resulting in inconvenience of carrying. Considering the convenience of carrying, depending on the user's demand time, the second option can be added to carry another battery pack for timely replacement of the first battery pack. For example, Acer's Aspire one, ASUS's Eeepc or MSI's WinBook series or other similar products offered by other computer manufacturers, due to its reduced size 201029292 limit built-in rechargeable clock-ion battery pack (Li_i〇n battery pack) The number of included batteries is also limited, usually 3 strings (shock battery pack) or up to 3 strings 2 and (3S2P battery pack) 'causes the portable computer, so the battery can be used when the power is available, Quite a limit. There are quite a few users who need to carry a second battery pack and ask for a timely replacement of the first group to extend their usage time. Therefore, when the user is connected to the mains (11GV/22GV), there is a need to externally charge the electricity-consuming battery. With respect to external charging, the so-called internal charging means that when the battery pack is inserted into the battery pack space, the commercial power is charged to the battery pack via the portable electric device. External charging || is usually a portable charger. There is a similar need for a more traditional notebook PC (NB PC). For example, the NBPC rechargeable battery pack is classified into 2 series 丨 and or more (2S1P/2S2p battery pack, power supply 7.2V); 3 series 1 and more (3S1P/3S2P/3S3P battery pack, power supply 10. 8V /11. IV), 4 series 1 and more (4S1P/4S2P/4S3P battery pack, power supply 14.4V). The battery core can also be divided into a complex combination of a lithium ion battery (Lithium I〇n battery) or a clock polymer battery (Lithium Polymer battery). For a chain ion battery, the power supply for a 2-string 1-and battery pack is & 4V, and so on. Moreover, during the research process, different computer vendors, such as DELL, Hp, Acer, Asus, etc., have designed their battery packs to use even battery packs with different voltages (such as 7.2V, 9.6V, 12V, 14.4V). However, the same type of female connector is still used; that is, different strings or numbers are used, but the same connector is used. If the battery pack of different voltages is to be charged in the portable computer space, due to the different appearance of the battery pack 201029292, it should not cause mis-insertion and cause explosion, fire and other hazards. However, if the charger is used for external charging, it may be the same as the male connector, and the battery pack of different voltages may be mistakenly connected, thereby causing the battery to explode and burn. In addition, the battery manufacturer (vender) designs and manufactures batteries using the same smart battery system specifications (Smart Battery System Specification, Revision 1.0, Feb. 15, 1995) and interface specifications of different computer vendors. Group, but in general, because the interface specifications of different computer vendors are not the same, the female connectors of different battery packs are usually different, so the charging docking station on the market will usually More than one different male connector is provided for the corresponding female connector to be inserted and charged. Therefore, when designing a portable external charger, in addition to considering the difference of the connector, it must also be able to distinguish the battery. 1. Battery type: chain ion battery (Lithium Ion battery) or polymer battery (Lithium Polymer battery) ) or other battery types. 2. Types of battery capacity: 2000mA, 2150mA, 2200mA, 2400mA, 2600mA, 2900mA. Therefore, in the above, when designing a portable external charger, the problems to be solved include: 1. How do you know the type and capacity of the battery? 2. How can I solve the situation of different voltages (such as 8.4V, 12.6V, 16.8V) or determine the required charging mode when the female connector is connected to the male connector? 201029292 3. How to design a safe portable charger' without causing a hazard such as a battery explosion? The prior art known about the portable charger is as disclosed in U.S. Patent Nos. 6,191,552 Β1 and 73,655,515 Β2. US Pat. No. 6,191,552, the entire disclosure of which is incorporated herein by reference in its entirety in its entirety in its entirety in the entire entire entire entire entire entire entire entire entire entire disclosure General purpose battery pack charger circuit output. The universal battery pack charger circuit output includes at least one battery pack charger output that includes at least one universal battery pack connector and a universal battery pack charger cable. At least one universal battery pack charger circuit output includes at least one adapter pass through output including at least one connector adapted to be operatively coupled to an electrical device. The external universal battery pack charger circuit includes at least one battery identification and parameter adjustment circuit, a battery current parameter adjustment circuit, a charging voltage parameter adjustment circuit, and a maximum power extraction parameter adjustment circuit. The external universal battery pack charger includes a maximum rated power supply decision unit. The at least the universal battery pack connector further includes at least a battery speeific connector. The at least one universal battery pack connector further includes at least one manufacturer-specific (vend〇r specific) connector. The charging method provided includes detecting a battery pack, distinguishing the characteristics of the battery pack and adjusting at least the parameters in the universal battery pack charger circuit to suit the characteristics of the battery pack, so as to optimize the battery. Charging is achieved. In the charging method provided, the first charging factor (charging fact〇r) is used as the maximum charging current of the 201029292 battery. Or the first charging factor is the maximum rated charging voltage of the battery. In addition, the prior art description of the case (Fig. 1) discloses an external charger 120. The external charger 120 has a plurality of slot receivers 116, and the slot receiver lie includes a battery pack female connector. The corresponding battery pack 108 is safely charged. · Obviously, such an external charger 120 is quite bulky and inconvenient to carry. In addition, this pre-case has not been considered and dealt with, how to solve the different voltages of the battery pack (such as 7.2V, 9.6V, 1£V, ® 14·4V) when the female connector is connected to the male connector. The situation or determine the type of charging required. US Patent Application No. 7365515 B2, the disclosure of the disclosure, and the disclosure of FIG. 2 discloses a universal battery pack charger for charging a battery pack having a different number of battery strings, which includes a power supply circuit that generates a DC output a voltage, power supply circuit comprising a first switching circuit for controlling a level of the output voltage of the crucible; a second switching circuit coupled between the power supply circuit and the battery, and being turned on to allow charging of the battery, and Disconnected (〇FF) to interrupt the connection between the power supply circuit and the battery; an output voltage detection circuit that detects a voltage level of the output voltage of the power supply circuit; - the battery voltage detection circuit, which is finely spanned One of the battery voltage levels; an output voltage setting circuit that generates a predetermined number of different level voltages; · a control unit 'which is received by the battery voltage_circuit—detects the signal and transmits the control signal to the output voltage setting circuit To select a predetermined number of different levels of voltage - as - reference voltage; and an output voltage control circuit The output voltage of the voltage control circuit is applied to the first switching circuit to output an output signal corresponding to the difference between the reference voltage and the __ voltage level. Controlling the level of the DC output of the power supply circuit; the control unit includes means for controlling the second switching circuit to turn on or off 'and includes means for generating a control L number applied to the output voltage setting circuit to select the level The second voltage circuit is connected to the battery pack charger, and the voltage level is close to the voltage level detected across the battery. The second-city circuit is turned on, and the control unit is made up of a plurality of predetermined number of dragon-values, which are higher than the voltage on the side of the voltage of the battery voltage detecting circuit. In summary, this case has not been considered and dealt with. Different battery manufacturers (vender) have different battery connectors that have different female connectors, so strictly speaking, they are not really type. battery charger. SUMMARY OF THE INVENTION The main purpose of the inventive charger device is to deal with the problem that the battery packs manufactured by different battery pack manufacturers have different female connectors, and the processing is directed to the battery pack. How to choose the correct charging method when different voltages (such as 7 2v, 9 μ 12V, 14.4V or 8.4V, 12.6V, 16.8V). The charger device invented for the purpose of the foregoing is connected to one or more charging cables having different identity specifications, the charging cable is connected to a battery pack, and the charging cable is provided with a management signal line, The battery pack terminal pressure signal line, the charger device includes: 201029292 An adjustable pressure supply power supply for the input-DC Wei, and the ship management signal line. A management signal on the battery output via the battery pack terminal voltage signal line a DC pull-out voltage to charge the battery pack; a first control circuit for selectively controlling the on/off of the adjustable voltage exchange power supply; the first control circuit is provided by the management signal The body of the battery pack

分’並因賴電池組端壓健號線的—信號值,控繼可調壓交 換電源輸出該直流輸出電壓。 本發明創作的其他實施細容,可由申請專職圍中之各請 求項技術内容,而得到進一步的了解。 月 由於前述本發0_作充電純置包含祕魏的可麵交換 電源與第—㈣電路,因此料_電池組製造騎製造的電池 組具有不_母連接H的問題’ 要本發賴作的充電器裝置 搭配一個特定電池製造商的電池身分規格的—充魏線,即能充 分解決。 由於前述本伽_充電雜置包含祕功能的可爾交According to the signal value of the battery terminal pressure line, the controlled voltage exchange power supply outputs the DC output voltage. Other implementation details of the creation of the present invention can be further understood by applying for the technical content of each request in the full-time application. Because of the foregoing, the present invention has a face-to-face exchange power supply and a (4-) circuit, so that the battery pack manufactured by the battery pack has a problem of not having a mother connection H. The charger device can be fully solved with a battery-specific specification of a specific battery manufacturer. Due to the aforementioned gamma-charging miscellaneous

_池_麵,第—控制電路 控制柯鍵交換電源輸岭錢_電壓。如此即解決相 外觀的電池組卻有不同電壓(m、9. 6ν、12ν、14· 4V或8 4V 12.6V、16.8V)時,如何選擇正確之充電方式的問題。 【實施方式】 、所提出的技術方案、與達成的 本發明創作所欲針對的問題 201029292 技術功效’將因下列具體的例示性實施例說明與搭配圖示,而得 到進一步的了解。 參考圖1 ’本發明創作提供一充電器裝置11,供與一個以上· 具有不同身分規格的充電纜線13分別地連接,充電規線13與― 電池組15連接,充電纜線13提供有一管理信號線(μ、π)、一 電池組端壓信號線(Dec、GND) ’其功能容後描述。充電器装置u 藉由一交流(AC)電源輸入纜線而輸入AC電源。充電器裝置u内 ❹ 具有一 AC/DC轉換電路(圖1,圖2皆未繪示),供輸入ac電源後轉 換成DC電源(Dccl、GND1)而輸出。充電器裝置Η具有一端子 (connector)19供與充電纜線13的對應端子17連結。充電纜線_ 13具有另一端子12供與電池組15的對應端子丨4連結。一般而 言,電池組15或端子14的設計都會遵循智慧型電池系統規格書 (Smart 電池System Specif ication,Revision 1. 〇,Feb. 15’ 1995)_ pool _ surface, the first - control circuit control Ke Key exchange power supply _ _ voltage. Therefore, when the battery pack that solves the appearance has different voltages (m, 9.6, 12, 14.4, or 8 4V, 12.6V, 16.8V), how to select the correct charging method. [Embodiment] The proposed technical solution and the problems to be solved by the present invention are to be further understood by the following specific exemplary embodiments and the accompanying drawings. Referring to Fig. 1 , the present invention provides a charger device 11 for respectively connecting one or more charging cable wires 13 having different identity specifications, the charging gauge wire 13 is connected to the "battery pack 15," and the charging cable 13 is provided with a management. Signal lines (μ, π), a battery pack terminal voltage signal line (Dec, GND) 'The function is described later. The charger unit u inputs AC power through an alternating current (AC) power input cable. The charger unit u has an AC/DC converter circuit (not shown in Figure 1 and Figure 2). It is converted to DC power (Dccl, GND1) and output after inputting the ac power. The charger unit Η has a connector 19 for connection to the corresponding terminal 17 of the charging cable 13. The charging cable _ 13 has another terminal 12 for connection with the corresponding terminal 丨 4 of the battery pack 15. In general, battery pack 15 or terminal 14 is designed to follow the Smart Battery System Specification (Smart Battery System Speciation, Revision 1. 〇, Feb. 15’ 1995)

中的規格,關於此規格的細節於此特別併入為本案的參考資料之 I —· 〇 參考圖2,充電器裝置η包含一可調壓交換電源2〇(主要由 電壓控制電路205、降壓控制電路2〇4、降壓電路202、第一開關 206所構成),供輸入一直流電源Dccl,充電器裝置n藉由端子 19、端子17上(至少)四個信號線(Dcc、GND、DA、CK)與電池組14 聯繫’並選擇性的對其充電。充電^裝置11因應管理信號線上的 一官理信號(DA、CK) ’經由電池組端壓信號線輸出一直流輸出電 壓(Dec、GND),對電池組15進行充電。電壓控制電路2〇5、降壓 11 201029292 控制電路204、降壓電路202、第一開關2〇6的細節容後敘述。 再參考圖2,充電器裝置u另包含—第—㈣電路22,藉由 輸出第-控制信號(S3)至第-開關·,供選擇性地控制可調壓交 換電源20輸出直流輸出電壓(Dcc、㈣)。第一控制電路四供藉 由偵測管理信號(DA、CK)以識別電池組15的身分、内部架構(例· 如2串1併、3串1併、4串1併等)、容量(例如8. 4V、12. 6V、 16· 8V等)等-貝料’並因應電池組端壓健號線⑽c、_的信號 值控制可調壓父換電源2〇輸出直流輸出電壓(Dcc、哪),於合 於某些條件下對電池組15進行不關式的充電。 了調壓父換電源2〇的細節與運作方式如下述。可調壓交換電 源20主要由電壓控制電路2〇5、降壓控制電路2〇4、降壓電路2〇2、 第-開關206所構成。降壓電路(Buek drcuit)2G2輸入由前述之 AC/DC轉換電路(圖1,圖2皆未繪示)所輸出的一第一直流電壓 (Dccl、GND1),並因應一降壓控制信號(s2〇),輸出一第二直流電 壓(Dcc2)。該降壓控制信號(s2〇)是由一降壓控制電路(Buck c〇ntr〇1 circuit)204所輸出。降壓控制電路(Buck control drcuit)204因應該 第一直流電壓(Dccl)、該第二直流電壓(dcc2)與一電壓控制信號 (s22) ’輸出該降壓控制信號(s2〇),以便對輸出的直流電壓(Dcc) 作粗調(coarse tune)或是微調(fine tune)。電壓控制電路(v〇itage control circuit)2〇5,因應該第二直流電壓(Dcc2)、一調整信號 (si) ’輸出該電壓控制信號(s22)。依據一較佳實施例,調整信號 (si)具有二條信號線,而電壓控制電路(voltage control circuit)205 12 201029292 内包含至少一數位式可變電阻可被三條信號線分別調控。第一開 關(charge control switch)206,輸入該第二直流電壓(dcc2),並因 應一第一控制信號(s3),供選擇性地輸出該直流輪出電壓(j)cc)。 調整彳§號(31)與第一控制信號(S3)係由第一控制電路22所輸出。 第一控制電路22包含一微處理單元210,微處理單元21〇因 應第一直流電壓(Dcc2)(於圖2、3中另以信號s2表示)、該直流 輸出電壓(Dec)(於圖2、3中另以信號s4表示)、所偵測的管理. 信號(Μ、CK)、一電流偵測信號(S7),選擇性地輸出該調整信號 (si)、該第一控制信號(S3)、一 LED控制信號s24。電流偵測信號 (s7)來自電流偵測單元214 ’ LED控制信號S24用以控制LED陣列 212中LED的開或關或閃爍方式,作為人機介面。 第一控制電路22進一步包含一匯流排介面(SM bus interface)208,匯流排介面(SM bus interface)208 的一第一端與該 _ 官理彳s號線(DA、CK)電氣連結,其一第二端與該微處理器21〇電 氣連結。因此’微處理器210得與電池組15(或其上的IQ作充電 管理上的溝通聯繫。經過匯流排介面(SN1 bus interface)2〇8,信號 s5對應至端子19上的da信號線,信號S6對應至端子19上的CK 信號線。 第一控制電路22進一步包含一電流偵測單元214,電流偵測 單疋214之一第一端與來自電池組15的接地端(GND)電氣連結, 電流偵測單S214之-第二端與前述第一直流電壓的接地端(GND1) 電氣連結,供輸出電流偵測信號(s7;^利用此電流偵測信號(s7) 13 201029292 與微處理器21G内的管理程式目^合,於某些特定情況發生時,可 饌該電池組15是損壞而無法充電的。 圖2中的穩壓器(regulat〇r)2丨6的輸入端與信號線!^^連 結’而其輸出電源則輸入至多個電路中(如電路205、210、208、 214等)作為運作時的電源。穩壓器216的一較佳實施例為評的穩 壓器。 以上已經藉由圖2與圖1已明確且充分露本發明創作的足夠 技術細節,使所屬技術領域中具有通常知識者,能了解其内容, 並據以實施此一發明創作。以下乃更進一步說明圖2的一種例示 性具體電路實作,如圖3a與如圖3b所示。 共同參考圖2及圖3a,穩壓器216得以一個三端的5V穩壓 ic搭配其周圍的被動元件電路,提供穩壓器216的功能與運作。 積體電路(IC)TL594與MCP41010搭配其周圍的被動元件電路 得以達成電壓控制電路205的功能與運作,其中圖3a中的信號線 RC4、RC4、RC6即共同構成圖2所示的si信號。 積體電路(IC)CEM4431搭配其周圍的被動元件電路,得以達成 壓降控制電路204的功能與運作。 基納二極體5822、電容(l〇〇#F/25v)、電感(22#H)連結所構 成的電路,得以達成壓降電路202的功能與運作。 積體電路(IC)CEM8435A、周圍的兩個電晶體、一個功率型開 關(power MOSFET)搭配其周圍的被動元件電路,得以達成第一開 關206的功能與運作。其中圖2中信號s3的一較佳實施例為兩個 201029292 信號,其中之一與端點rco相接,另一信號則與端點相接。 共同參考圖2及圖3b,積體電路(Ι016Π22配合其中所搭載 的程式’得以達成微處理單元210的功能與運作。積體電路 (IC)16F722中所搭載的程式,得將第一開關206中功率電晶體開 關(power M0SFET)斷開後、先識別電池組15的身分、偵測電池組 15端壓,決定快或慢充電以及以多少直流電壓(Dec)進行充電。之. 後’再將功率電晶體開關(power M0SFET)導通,開始以直流電壓 ® (Dec)值充電,並偵測充電電流使充電電壓配適(fit)充電曲線。 此積體電路(IC)16F722所連接的六個LED即可構成LE1D陣列212 的功能與運作。 共同參考圖2及圖3a,運算放大器358搭配其周圍的被動元 件電路,得以達成電流偵測單元214的功能與運作。其中圖2中 信號s7與端點RA0相接。 由被動元件電路所構成的兩個分壓電路,其中一個的端點以2 > 與信號s2相接,另一個端點RA1則與信號s4相接。 圖2中與端子1M目連接的電阻電路則構成隨排介面(SM bus interface)208,其中一個的端點RC3與信號沾相接,另一個端 點RC2則與信號s6相接。 需再次說明’於圖2的構想之下,仍有許多不同於圖如或圖 3b之具體實施電路實作,亦為本翻創作巾請專利範_均等範 圍。 本發明創作的近-步技術特徵與功效,請參考圖4。 15 201029292 充電瘦線13中進-步包含—第二控制電路4(),第二控制電路 40具有-邏輯電路42與電池組15的信號線(dcc、GND、SMC、SMD) 連接’其至少提供辨讀電池組15的電壓、與作為充電時的路徑。 邏輯電路42選擇性地指示電池組15進入可充電模式。但若該邏 輯電路42經由SMC、SMD信號線所做出的辨識結果與經由Dcc、GND 信號線所做出的辨識結果不同時,邏輯電路42指示電池組15勿 進入可充賴式’以免電池組誤充_燒^邏輯電路42的一較佳 0 實施例為PIC 12F615。其中元件44為穩壓器。其中端子12連接. 電池組的端子14。端子π連接充電器裝置的端子19。 以上所述主要對應請求項1的充電器裝置。此充電器裝置並 未包含充電纜線在内。 另外需澄清的是,請求項12的充電裝置,則為包含充電器(即 圖1的元件11)與充電纜線13所構成的充電裝置。希望經此說明 而不致混淆。 φ 【圖式簡單說明】 圖1揭露本發明創作的外觀機構、以及使用時與其他裝置間 的關係; 圖2揭露本發明創作内的電路方塊圖; 圖3a與圖3b揭露圖2的電路方塊的一具體實施例電路圖; 圖4揭露充電纜線中的實施例。 201029292 【主要元件符號說明】 11---充電器裝置 13—充電缓線 15---電池組 19---端子 22---第一控制電路 204---降壓控制電路 206—第一開關 208---匯流排介面 214——電流偵測單元 42---邏輯電路 12—端子 14—端子 17—端子 20---可調壓交換電源 202---降壓電路 205---電壓控制電路 210—微處理單元 212---LED 陣列 216---穩壓器 44---穩壓器The specifications in this specification, which are specifically incorporated into the reference of this document, are hereby incorporated by reference to FIG. 2, the charger device η includes an adjustable voltage switching power supply 2〇 (mainly by the voltage control circuit 205, The voltage control circuit 2〇4, the step-down circuit 202 and the first switch 206 are configured to input the DC power supply Dccl, and the charger device n has at least four signal lines (Dcc, GND) on the terminal 19 and the terminal 17. , DA, CK) contact battery pack 14 and selectively charge it. The charging device 11 charges the battery pack 15 by outputting a DC output voltage (Dec, GND) via a battery terminal voltage signal line in response to a normal signal (DA, CK)' on the management signal line. Voltage control circuit 2〇5, step-down 11 201029292 The details of the control circuit 204, the step-down circuit 202, and the first switch 2〇6 will be described later. Referring again to FIG. 2, the charger device u further includes a - (four) circuit 22 for selectively controlling the output of the DC output voltage by the adjustable voltage exchange power supply 20 by outputting the first control signal (S3) to the first switch. Dcc, (4)). The first control circuit 4 is configured to detect the identity of the battery pack 15 by using the detection management signal (DA, CK), and the internal architecture (for example, such as 2 strings 1 and 3 strings, 1 string, 4 strings, 1 and so on), and capacity ( For example, 8. 4V, 12.6V, 16·8V, etc. - bedding material 'and according to the signal value of the battery pack end pressure line (10) c, _ control adjustable pressure master replacement power supply 2 〇 output DC output voltage (Dcc, Which), the battery pack 15 is not charged under certain conditions. The details and operation of the regulator's power supply switch 2 are as follows. The adjustable voltage switching power supply 20 is mainly composed of a voltage control circuit 2〇5, a step-down control circuit 2〇4, a step-down circuit 2〇2, and a first switch 206. The buck circuit (Buek drcuit) 2G2 input is a first DC voltage (Dccl, GND1) output by the aforementioned AC/DC conversion circuit (not shown in FIG. 1 and FIG. 2), and corresponds to a step-down control signal ( S2〇), outputting a second DC voltage (Dcc2). The buck control signal (s2〇) is output by a buck control circuit (Buck c〇ntr〇1 circuit) 204. The buck control circuit (Buck control drcuit) 204 outputs the buck control signal (s2〇) according to the first DC voltage (Dccl), the second DC voltage (dcc2), and a voltage control signal (s22), so as to The output DC voltage (Dcc) is coarse tune or fine tune. The voltage control circuit 2〇5 outputs the voltage control signal (s22) in response to the second DC voltage (Dcc2) and an adjustment signal (si)'. According to a preferred embodiment, the adjustment signal (si) has two signal lines, and the voltage control circuit 205 12 201029292 includes at least one digital variable resistor that can be separately regulated by the three signal lines. A first charge switch 206 inputs the second DC voltage (dcc2) and selectively outputs the DC wheel voltage (j) cc according to a first control signal (s3). The adjustment 彳§ (31) and the first control signal (S3) are output by the first control circuit 22. The first control circuit 22 includes a micro processing unit 210 that responds to the first DC voltage (Dcc2) (indicated by signal s2 in FIGS. 2 and 3) and the DC output voltage (Dec) (FIG. 2). And (indicated by signal s4), the detected management signal (Μ, CK), a current detection signal (S7), selectively outputting the adjustment signal (si), the first control signal (S3) ), an LED control signal s24. The current detection signal (s7) is from the current detecting unit 214'. The LED control signal S24 is used to control the on or off or blinking of the LEDs in the LED array 212 as a human-machine interface. The first control circuit 22 further includes a bus interface 208, and a first end of the SM bus interface 208 is electrically coupled to the _ _ s s line (DA, CK). A second end is electrically coupled to the microprocessor 21A. Therefore, the microprocessor 210 has to communicate with the battery pack 15 (or IQ on it for charging management. The SN1 bus interface 2〇8, the signal s5 corresponds to the da signal line on the terminal 19, The signal S6 corresponds to the CK signal line on the terminal 19. The first control circuit 22 further includes a current detecting unit 214, and the first end of the current detecting unit 214 is electrically connected to the ground (GND) from the battery pack 15. The second end of the current detecting unit S214 is electrically connected to the grounding end (GND1) of the first DC voltage for outputting a current detecting signal (s7; ^ using the current detecting signal (s7) 13 201029292 and micro processing The management program in the device 21G is combined, and in some specific cases, the battery pack 15 is damaged and cannot be charged. The input of the regulator (regulat〇r) 2丨6 in Fig. 2 The signal line!^^ is connected and its output power is input to a plurality of circuits (such as circuits 205, 210, 208, 214, etc.) as a power source during operation. A preferred embodiment of the voltage regulator 216 is a voltage regulator. The above has been clearly and fully revealed by the present invention by means of FIG. 2 and FIG. Sufficient technical details, so that those having ordinary knowledge in the technical field can understand the contents and implement the invention according to the following. An exemplary concrete circuit implementation of FIG. 2 is further explained, as shown in FIG. 3a and FIG. As shown in Fig. 2 and Fig. 3a, the voltage regulator 216 is provided with a three-terminal 5V voltage regulator ic and its surrounding passive component circuit to provide the function and operation of the voltage regulator 216. Integrated circuit (IC) TL594 and The MCP41010 is coupled with the passive component circuit around it to achieve the function and operation of the voltage control circuit 205. The signal lines RC4, RC4, and RC6 in Fig. 3a together form the si signal shown in Fig. 2. The integrated circuit (IC) CEM4431 is matched with The passive component circuit around it can realize the function and operation of the voltage drop control circuit 204. The circuit formed by the connection of the Zener diode 5822, the capacitor (l〇〇#F/25v), and the inductor (22#H) can The function and operation of the voltage drop circuit 202 are achieved. The integrated circuit (IC) CEM8435A, the surrounding two transistors, and a power MOSFET are combined with the passive component circuits around it to achieve the first opening. The function and operation of 206. A preferred embodiment of signal s3 in FIG. 2 is two 201029292 signals, one of which is connected to the end point rco and the other signal is connected to the end point. Referring to FIG. 2 and FIG. 3b, the integrated circuit (the Ι016Π22 cooperates with the program installed therein) to achieve the function and operation of the micro-processing unit 210. The program mounted on the integrated circuit (IC) 16F722 has the power transistor switch in the first switch 206 ( After the power M0SFET) is disconnected, the identity of the battery pack 15 is first identified, the terminal voltage of the battery pack 15 is detected, and the fast or slow charging is determined and how much DC voltage (Dec) is used for charging. Then, the power transistor switch (power MOSFET) is turned on, charging with DC voltage ® (Dec) value, and detecting the charging current to make the charging voltage fit the charging curve. The six LEDs connected to the integrated circuit (IC) 16F722 form the function and operation of the LE1D array 212. Referring to FIG. 2 and FIG. 3a together, the operational amplifier 358 is coupled with the passive component circuit around it to achieve the function and operation of the current detecting unit 214. The signal s7 in Fig. 2 is connected to the terminal RA0. Two voltage dividing circuits composed of passive component circuits, one end of which is connected to signal s2 by 2 > and the other end RA1 is connected to signal s4. The resistor circuit connected to the terminal 1M in Fig. 2 constitutes a SM bus interface 208, one of which has an end point RC3 connected to the signal, and the other end point RC2 is connected to the signal s6. It needs to be explained again. Under the concept of Fig. 2, there are still many implementations of the circuit different from the figure or Fig. 3b, and the patent scope is equal to the scope of the invention. Please refer to FIG. 4 for the near-step technical features and effects of the present invention. 15 201029292 The charging thin line 13 further includes a second control circuit 4 (), and the second control circuit 40 has a logic circuit 42 connected to the signal line (dcc, GND, SMC, SMD) of the battery pack 15 A voltage for reading the battery pack 15 and a path for charging are provided. Logic circuit 42 selectively instructs battery pack 15 to enter a chargeable mode. However, if the identification result made by the logic circuit 42 via the SMC and SMD signal lines is different from the identification result made by the Dcc and GND signal lines, the logic circuit 42 instructs the battery pack 15 not to enter the rechargeable mode to avoid the battery. A preferred zero embodiment of the group of erroneous charging circuit 42 is the PIC 12F 615. Where component 44 is a voltage regulator. Wherein terminal 12 is connected. Terminal 14 of the battery pack. The terminal π is connected to the terminal 19 of the charger device. The above mainly corresponds to the charger device of the request item 1. This charger unit does not include a charging cable. Further, it should be clarified that the charging device of claim 12 is a charging device including a charger (i.e., component 11 of Fig. 1) and a charging cable 13. I hope that this explanation will not be confused. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a view showing the appearance mechanism of the present invention and the relationship between it and other devices in use; FIG. 2 discloses a circuit block diagram in the creation of the present invention; FIG. 3a and FIG. 3b disclose the circuit block of FIG. A specific embodiment circuit diagram; Figure 4 discloses an embodiment in a charging cable. 201029292 [Description of main component symbols] 11---charger device 13-charge slow line 15---battery pack 19---terminal 22---first control circuit 204---buck control circuit 206-first Switch 208---bus bar interface 214-current detecting unit 42---logic circuit 12-terminal 14-terminal 17-terminal 20---adjustable voltage switching power supply 202---buck circuit 205--- Voltage Control Circuit 210 - Micro Processing Unit 212 - LED Array 216 - Regulator 44 - Regulator

1717

Claims (1)

201029292 七、申請專利範圍: 1. 一種充電器裝置,供與一個以上具有不同身分規格的充電纜 線分別地連接,該充電纜線與一電池組連接,充電纜線提供有 一管理信號線(DA、CK)、一電池組端壓信號線(Dcc、GND;),該 充電器裝置包含: 一可調壓交換電源,供輸入一直流電源,並因應該管理信號 線上的-管理信號,經由該電池組端壓信號線輸出一直流輸出 ❹ 電壓,對該電池組進行充電; -第-控制電路’供選擇性地控制該可調壓交換電源的開或 關,該第-控制電路供躺制該管理信號以識職電池組的 身分,並因應该電池組端壓值信號線的一僧號值,控制該可調 壓交換電源輸出該直流輸出電壓。 . 2. 如請求項丨所述之充電器裝置,該充電纜線中進一步包含一 © 帛二控制電路,該第二控制電路具有—邏輯電路與電池組的信 號線(Dec、GND、SMC、SMD)連接,至少供辨讀電池組的電壓與 作為充電時的路徑。 3. 如請求項2所述之充電器裝置,該邏輯電路選擇性地指示電· 池組進入可充電模式。 如”月求項2所述之充電器裝置,右該邏輯電路經由u肋 所做出的辨識與經由Dcc、GND所做出的辨識不同時,邏輯電路 201029292 指示電池組勿進入可充電模式。 5.如凊求項1所述之充電器裝置,該可調墨交換電源包含 一降壓電路(Buck circuit),輸入一第一直流電壓(Dccl、 GND1),並因應一降壓控制信號(S2〇),輪出一第二直流電壓 (Dcc2); 一降壓控制電路(Buck control circuit),其因應該第一直流電· 壓(Dccl)、該第二直流電壓(Dcc2)與一電壓控制信號(S22),輸 出該降壓控制信號(s20)·; 一電壓控制電路(voltage control circuit),其因應該第二直流 電壓(Dcc2)、一調整信號(si),輸出該電壓控制信號(s22); 一第一開關(charge control switch),其輸入該第二直流電壓 (Dcc2) ’並因應一第一控制信號(S3),選擇性地輸出該直流輸 出電壓。 6. 如請求項5所述之充電器裝置,該第一控制電路包含 一微處理單元,其因應該第二直流電壓(Dcc2)、該直流輸出 電壓、偵測的該管理信號、一電流偵測信號(s7),選擇性地輸 出該調整信號(si)、該第一控制信號(S3)、一 LED控制信號以彳。 7. 如請求項6所述之充電器裝置,該第一控制電路進一步包含 一匯流排介面(SMbus interface),其一第一端與該管理信號 201029292 線電氣連結,其一第二端與該微處理器電氣連結。 8.如請求項6所述之充電器裝置,該第一控制電路進一步包含 一電流偵測單元,其一第一端與來自電池組的接地端(GN£)) 電氣連結,其一第二端與該第一直流電壓的接地端(GND1)電氣 連結’供輸出電流偵測信號(S7)。 ❹ 9.如請求項8所述之充電器裝置,該充電纜線的一第一端與充 電器裝置的端子電氣連結,充電器裝置的端子包含管理信號線 (DA、CK)、電池組端壓信號線(Dcc、GND),且充電纜線中進一 步包含-第二控制電路,該第二控制電路具有一邏輯電路與電 池組的信號線(Dec、GND、SMC、SMD)連接,至少供辨讀電池組 的電壓與充電時的路徑。 10.如請求項9所述之充電器裝置,該邏輯電路_性地細 電池組進入可充電模式。 S U.如請求項K)所述之充電器裝置,若該邏輯電路經由雪、 SMD所做出的辨識與經由Dcc、GND所做出的辨識不同時, 電路指示電池組勿進入可充電模式。 12. -種充電裝置,供對-電池組進行選擇性地充電μ 一具有一特定身錢充電觀,供_轨組連 =充 20 201029292 電纜線提供有-管理信餅⑽、⑻、—電池信號線 (Dec、GND) ’該充魏線中進—步包含—第二控制電路,該第 二控制電路具有-邏輯電路與電池組的信號線(Dec、GND、sMc、 SMD)連接,至少供辨讀電池組的電壓與作為充電時的路徑,而 右該邏輯電路經由SMC、SMD所做出的辨識與經由I、㈣所 做出的辨識不同時,邏輯電路指示電池組勿進入可充電模式; 〇 一充電器,包含: 可s周壓交換電源,供輸入一直流電源,並因應該管理 信號線上的一管理信號,經由該電池組端壓信號線輸出一直流 輸出電壓,對該電池組進行充電; 一第一控制電路,供選擇性地控制該可調壓交換電源的· 開或關,該第一控制電路供藉由偵測該管理信號以識別該電池 組的身分,並因應該電池組端壓值信號線的信號值,控制該可 . 調壓交換電源輸出該直流輸出電壓;其中 該可調壓交換電源,包含: 一降壓電路(Buck circuit),輸入一第一直流電壓 (Dccl、GND1),並因應一降壓控制信號02〇),輸出一第二直流 電壓(Dcc2); 一降壓控制電路(Buck control circidt),其因應該第 一直流電壓(Dccl)、該第二直流電壓(Dcc2)與一電壓控制信號 (s22),輸出該降壓控制信號(s2〇); 一電壓控制電路(voltage control circuit),其因應該第 21 201029292201029292 VII. Patent application scope: 1. A charger device for respectively connecting one or more charging cable with different identity specifications, the charging cable is connected with a battery pack, and the charging cable is provided with a management signal line (DA) , CK), a battery pack terminal voltage signal line (Dcc, GND;), the charger device comprises: an adjustable voltage exchange power supply for inputting a direct current power supply, and according to the management signal line management signal, The battery pack terminal voltage signal line outputs a current output ❹ voltage to charge the battery pack; - a first control circuit for selectively controlling the on/off of the adjustable voltage exchange power supply, the first control circuit for lying The management signal is used to identify the battery pack, and controls the adjustable voltage exchange power supply to output the DC output voltage according to an nickname value of the battery pack end voltage signal line. 2. The charger device as claimed in claim 1, further comprising a control circuit, wherein the second control circuit has a logic circuit and a signal line of the battery pack (Dec, GND, SMC, SMD) connection, at least for reading the voltage of the battery pack and as the path when charging. 3. The charger device of claim 2, the logic circuit selectively instructing the battery pack to enter a chargeable mode. For example, in the charger device described in Item 2, the logic circuit 201029292 instructs the battery pack not to enter the chargeable mode when the identification made by the right rib is different from the identification made via Dcc and GND. 5. The charger device of claim 1, wherein the adjustable ink exchange power supply comprises a buck circuit, inputting a first DC voltage (Dccl, GND1), and responding to a buck control signal ( S2〇), a second DC voltage (Dcc2) is rotated; a Buck control circuit, which corresponds to the first DC voltage (Dccl), the second DC voltage (Dcc2), and a voltage control a signal (S22) outputting the step-down control signal (s20)·; a voltage control circuit that outputs the voltage control signal according to the second DC voltage (Dcc2) and an adjustment signal (si) ( S22); a first control (charge control switch) that inputs the second DC voltage (Dcc2)' and selectively outputs the DC output voltage in response to a first control signal (S3). The charger device, the first control circuit package a micro processing unit, which selectively outputs the adjustment signal (si) according to the second DC voltage (Dcc2), the DC output voltage, the detected management signal, and a current detection signal (s7). The first control signal (S3), an LED control signal is 彳. 7. The charger device of claim 6, the first control circuit further comprising a bus interface (SMbus interface), a first end thereof The management signal 201029292 is electrically connected to the line, and a second end thereof is electrically connected to the microprocessor. 8. The charger device according to claim 6, wherein the first control circuit further comprises a current detecting unit, the first One end is electrically connected to the ground terminal (GN£) from the battery pack, and a second end thereof is electrically connected to the ground terminal (GND1) of the first DC voltage for output current detection signal (S7). The charger device of claim 8, wherein a first end of the charging cable is electrically connected to a terminal of the charger device, and the terminal of the charger device includes a management signal line (DA, CK) and a battery terminal voltage signal line. (Dcc, GND), and further in the charging cable The second control circuit includes a logic circuit connected to the signal lines (Dec, GND, SMC, SMD) of the battery pack, at least for reading the voltage of the battery pack and the path when charging. The charger device of claim 9, wherein the logic circuit enters a chargeable mode. S U. The charger device according to claim K), if the logic circuit is made via snow or SMD When the identification is different from the identification made via Dcc and GND, the circuit instructs the battery pack not to enter the chargeable mode. 12. - A charging device for the selective charging of the battery pack - a charging system for a specific body of money, for the _ rail group = charging 20 201029292 cable provided with - management cake (10), (8), - battery The signal line (Dec, GND) 'the charging line includes a second control circuit, and the second control circuit has a logic circuit connected to the signal line (Dec, GND, sMc, SMD) of the battery pack, at least The logic circuit instructs the battery pack not to enter the charge when the voltage of the battery pack is read and the path is taken as the path of charging, and the identification made by the SMC and the SMD is different from the identification made by I and (4). Mode; 〇 a charger, comprising: s weekly voltage exchange power supply for inputting a continuous current power supply, and according to a management signal on the management signal line, outputting a direct current output voltage via the battery pack end voltage signal line, the battery The group is charged; a first control circuit for selectively controlling the on/off of the adjustable voltage exchange power supply, the first control circuit for identifying the identity of the battery pack by detecting the management signal, and responding The signal value of the battery terminal voltage signal line is controlled, and the voltage regulating switching power supply outputs the DC output voltage; wherein the adjustable voltage switching power supply comprises: a buck circuit, inputting a first DC voltage (Dccl, GND1), and corresponding to a buck control signal 02〇), output a second DC voltage (Dcc2); a buck control circuit (Buck control circidt), which corresponds to the first DC voltage (Dccl), the The second DC voltage (Dcc2) and a voltage control signal (s22) output the buck control signal (s2〇); a voltage control circuit, which corresponds to the 21st 201029292 ❹ 二直流電壓(Dcc2)、一調整信號(si),輸出該電壓控制信號 (s22); 一第一開關(charge control switch),其輸入該第二直 流電壓(Dcc2),並因應一第一控制信號(S3),選擇性地輸出該 直流輪出電壓。 22❹ two DC voltage (Dcc2), an adjustment signal (si), output the voltage control signal (s22); a first switch (charge control switch), which inputs the second DC voltage (Dcc2), and responds to a first A control signal (S3) selectively outputs the DC turn-off voltage. twenty two
TW98101976A 2009-01-20 2009-01-20 Battery charging apparatus TW201029292A (en)

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