JPS6070081U - Measurement circuit for high voltage elements - Google Patents
Measurement circuit for high voltage elementsInfo
- Publication number
- JPS6070081U JPS6070081U JP16277383U JP16277383U JPS6070081U JP S6070081 U JPS6070081 U JP S6070081U JP 16277383 U JP16277383 U JP 16277383U JP 16277383 U JP16277383 U JP 16277383U JP S6070081 U JPS6070081 U JP S6070081U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- high voltage
- measurement circuit
- amplifier
- circuit
- 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
Links
Landscapes
- Testing Of Individual Semiconductor Devices (AREA)
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
第１図は従来から使用されている高電圧発生・耐圧測定
回路の電気的ブロック図を示し、第２図には本考案によ
る高電圧発生・耐圧測定回路の電気的ブロック図を第１
図に対応して示したものである。
１．２・・・・・・直流電圧増幅器Ｒ２／Ｒ１を決定す
る抵抗素子、３・・・・・・オペアンプ、４・・・・・
・高電圧・出力用のバッファ・アンプ、５・・・・・・
高電圧直流電源部、６・・・・・・被測定半導体素子り
、 Ｕ、 Ｔ、７・・・・・・仮想接地形式の電流計測
部、８・・・・・・ＤＣ入力に対し、ＡＣ信号出力を得
る電圧増幅器、９・・・・・・ＡＣ信号昇圧用のステッ
プ拳アップトランス、１０．１１・・・・・・ＡＣ高電
圧を直流電圧に変換する整流用ダイオードと平滑用コン
デンサ。Figure 1 shows an electrical block diagram of a conventionally used high voltage generation/withstand voltage measurement circuit, and Figure 2 shows an electrical block diagram of a high voltage generation/withstand voltage measurement circuit according to the present invention.
It is shown corresponding to the figure. 1.2... Resistance element that determines DC voltage amplifier R2/R1, 3... Operational amplifier, 4...
・High voltage/output buffer amplifier, 5...
High voltage DC power supply unit, 6... Semiconductor element to be measured, U, T, 7... Virtual ground type current measurement unit, 8... For DC input, Voltage amplifier to obtain AC signal output, 9...Step-up transformer for boosting AC signal, 10.11... Rectifier diode and smoothing capacitor to convert AC high voltage to DC voltage .
Claims (1)
回路において、高電圧発生回路の構成としてＤＣ入力電
圧に対してＡＣ出力電圧を得る電圧増幅器と該増幅器の
出力側に１次側入力端子を接続したＡＣ電圧昇圧用のス
テップアップトランスと該ステップアップトランスの２
次側出力端子にダイオードとコンデンサを接続した整流
・平滑回路とを縦続接続にしたことを特徴とする高耐圧
素子の測定回路。゛In a circuit that measures the high voltage/withstand voltage characteristics of a high withstand voltage element to be measured, the configuration of the high voltage generation circuit includes a voltage amplifier that obtains an AC output voltage in response to a DC input voltage, and a primary side on the output side of the amplifier. A step-up transformer for AC voltage boosting connected to the input terminal, and two of the step-up transformers.
A measurement circuit for high-voltage elements characterized by a cascade connection of a rectifier/smoothing circuit with a diode and a capacitor connected to the next output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16277383U JPS6070081U (en) | 1983-10-21 | 1983-10-21 | Measurement circuit for high voltage elements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16277383U JPS6070081U (en) | 1983-10-21 | 1983-10-21 | Measurement circuit for high voltage elements |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6070081U true JPS6070081U (en) | 1985-05-17 |
Family
ID=30357346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16277383U Pending JPS6070081U (en) | 1983-10-21 | 1983-10-21 | Measurement circuit for high voltage elements |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6070081U (en) |
-
1983
- 1983-10-21 JP JP16277383U patent/JPS6070081U/en active Pending
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