JP4004058B2 - 携帯型端末の電源装置 - Google Patents
携帯型端末の電源装置 Download PDFInfo
- Publication number
- JP4004058B2 JP4004058B2 JP2006141055A JP2006141055A JP4004058B2 JP 4004058 B2 JP4004058 B2 JP 4004058B2 JP 2006141055 A JP2006141055 A JP 2006141055A JP 2006141055 A JP2006141055 A JP 2006141055A JP 4004058 B2 JP4004058 B2 JP 4004058B2
- Authority
- JP
- Japan
- Prior art keywords
- battery
- voltage
- power supply
- circuit
- charging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0006—Arrangements for supplying an adequate voltage to the control circuit of converters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/008—Plural converter units for generating at two or more independent and non-parallel outputs, e.g. systems with plural point of load switching regulators
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Description
12:電池
14:ACアダプタ
18:充電用DC/DCコンバータ
20:FET−SW
22:充電制御部
24:内部電源用DC/DCコンバータ
26:電池接続検出回路
28:電池電圧検出回路
48:保護用制御回路
110:外部電源検出回路
202:メイン用DC/DCコンバータ
204:メイン回路
206:補助電池
208,214:バックアップ用DC/DCコンバータ
210:バックアップ回路
212:補助電源用コンデンサ
Claims (2)
- 充電可能な電池から電源供給を受け、装置のメイン回路ユニットに安定化した電源を供給する第1のDC/DCコンバータと、
補助電源から電源供給を受け、前記電池を取り外した際に動作して前記メイン回路ユニットに電源を供給してバックアップする第2のDC/DCコンバータと、
を備えた携帯型端末の電源装置に於いて、
前記補助電源として、前記第1のDC/DCコンバータの出力電圧により充電されるコンデンサを接続したことを特徴とする携帯型端末の電源装置。
- 請求項1に記載の携帯型端末の電源装置に於いて、
前記コンデンサは、電気二重層コンデンサであることを特徴とする携帯型端末の電源装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006141055A JP4004058B2 (ja) | 2000-02-07 | 2006-05-22 | 携帯型端末の電源装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2000/000652 WO2001059905A1 (fr) | 2000-02-07 | 2000-02-07 | Chargeur et bloc d'alimentation pour terminal portable |
JP2006141055A JP4004058B2 (ja) | 2000-02-07 | 2006-05-22 | 携帯型端末の電源装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001559120A Division JP3832732B2 (ja) | 2000-02-07 | 2000-02-07 | 充電器及び携帯型端末の電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006254698A JP2006254698A (ja) | 2006-09-21 |
JP4004058B2 true JP4004058B2 (ja) | 2007-11-07 |
Family
ID=11735663
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001559120A Expired - Lifetime JP3832732B2 (ja) | 2000-02-07 | 2000-02-07 | 充電器及び携帯型端末の電源装置 |
JP2006141055A Expired - Lifetime JP4004058B2 (ja) | 2000-02-07 | 2006-05-22 | 携帯型端末の電源装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001559120A Expired - Lifetime JP3832732B2 (ja) | 2000-02-07 | 2000-02-07 | 充電器及び携帯型端末の電源装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7183748B1 (ja) |
JP (2) | JP3832732B2 (ja) |
WO (1) | WO2001059905A1 (ja) |
Cited By (1)
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Also Published As
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WO2001059905A1 (fr) | 2001-08-16 |
WO2001059905A9 (fr) | 2001-10-25 |
US7183748B1 (en) | 2007-02-27 |
JP2006254698A (ja) | 2006-09-21 |
JP3832732B2 (ja) | 2006-10-11 |
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