JPS60116512U - electronic load device - Google Patents

electronic load device

Info

Publication number
JPS60116512U
JPS60116512U JP413184U JP413184U JPS60116512U JP S60116512 U JPS60116512 U JP S60116512U JP 413184 U JP413184 U JP 413184U JP 413184 U JP413184 U JP 413184U JP S60116512 U JPS60116512 U JP S60116512U
Authority
JP
Japan
Prior art keywords
voltage
terminals
power supply
detection resistor
current
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.)
Pending
Application number
JP413184U
Other languages
Japanese (ja)
Inventor
幹夫 渡辺
Original Assignee
菊水電子工業株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 菊水電子工業株式会社 filed Critical 菊水電子工業株式会社
Priority to JP413184U priority Critical patent/JPS60116512U/en
Publication of JPS60116512U publication Critical patent/JPS60116512U/en
Pending legal-status Critical Current

Links

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の電子負荷装置の一例を示すブロック図、
第２図は蓄電池の放電特性を示す図、第３図は蓄電池の
定電力放電特性を示す図、第４図は本考案の一実施例を
示すブーロック図である。 Ｅ・・・蓄電池（電源）、Ｔｒ１〜Ｔｒｎ・・・負荷ト
ランジスタ、Ａ１・・・反転増幅器、ＡＤＤ・・・加算
器、Ａ２、ＤＦ・・・差動増幅器、ＭＵＬ・・・乗算器
。FIG. 1 is a block diagram showing an example of a conventional electronic load device.
FIG. 2 is a diagram showing the discharge characteristics of the storage battery, FIG. 3 is a diagram showing the constant power discharge characteristics of the storage battery, and FIG. 4 is a Boolock diagram showing an embodiment of the present invention. E... Storage battery (power supply), Tr1 to Trn... Load transistor, A1... Inverting amplifier, ADD... Adder, A2, DF... Differential amplifier, MUL... Multiplier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 試験を行なう電源を接続する正・負試験端子と、この試
験端子間にコレクタ又はエミッタに直列に電流検出抵抗
を介して介挿した負荷トランジスタと、上記電源の端子
電圧を検出する正側および負側のセンス線と、負側のセ
ンス線の電位を反転増幅する反転増幅器と、この反転増
幅器の出力と正側のセンス線の電位を加算する加算器Ａ
ＤＤと、上記電流検出抵抗の端子間電圧を増幅する差動
増幅器Ａ２と、上記加算器から出力される電源の端子間
電圧Ｅに比例する信号と上記差動増幅器から出力される
電流検出抵抗を流れる電流に比例する電圧とを乗算する
乗算器ＭＵＬと、この乗算器から出力する消費する電力
に比例する制御信号を所望の消費電力に応じて設定する
制御電圧に等しくするように上記負荷トランジスタのベ
ースへ信号を与える差動増幅器ＤＦとを具備する電子負
荷装置。Positive and negative test terminals for connecting the power supply to be tested, load transistors inserted between these test terminals via a current detection resistor in series with the collector or emitter, and positive and negative test terminals for detecting the terminal voltage of the power supply. an inverting amplifier that inverts and amplifies the potential of the sense line on the side and the sense line on the negative side, and an adder A that adds the output of this inverting amplifier and the potential of the sense line on the positive side.
DD, a differential amplifier A2 that amplifies the voltage across the terminals of the current detection resistor, a signal proportional to the voltage E between the terminals of the power supply output from the adder, and the current detection resistor output from the differential amplifier. a multiplier MUL that multiplies the flowing current by a voltage proportional to the current; and a multiplier MUL that multiplies the flowing current by a voltage proportional to the power consumption. An electronic load device comprising a differential amplifier DF that provides a signal to the base.
JP413184U 1984-01-18 1984-01-18 electronic load device Pending JPS60116512U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP413184U JPS60116512U (en) 1984-01-18 1984-01-18 electronic load device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP413184U JPS60116512U (en) 1984-01-18 1984-01-18 electronic load device

Publications (1)

Publication Number Publication Date
JPS60116512U true JPS60116512U (en) 1985-08-07

Family

ID=30479406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP413184U Pending JPS60116512U (en) 1984-01-18 1984-01-18 electronic load device

Country Status (1)

Country Link
JP (1) JPS60116512U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6389912A (en) * 1986-10-02 1988-04-20 Fuji Electric Co Ltd Electronic loading device
JPH06347524A (en) * 1993-06-08 1994-12-22 Nec Corp Electronic load device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581959A (en) * 1981-06-29 1983-01-07 Nippon Telegr & Teleph Corp <Ntt> Filament heater of electron gun for electron microscope

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS581959A (en) * 1981-06-29 1983-01-07 Nippon Telegr & Teleph Corp <Ntt> Filament heater of electron gun for electron microscope

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6389912A (en) * 1986-10-02 1988-04-20 Fuji Electric Co Ltd Electronic loading device
JPH06347524A (en) * 1993-06-08 1994-12-22 Nec Corp Electronic load device

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