JPS618316U - Constant current output circuit - Google Patents
Constant current output circuitInfo
- Publication number
- JPS618316U JPS618316U JP9172984U JP9172984U JPS618316U JP S618316 U JPS618316 U JP S618316U JP 9172984 U JP9172984 U JP 9172984U JP 9172984 U JP9172984 U JP 9172984U JP S618316 U JPS618316 U JP S618316U
- Authority
- JP
- Japan
- Prior art keywords
- mos transistor
- output circuit
- power supply
- constant voltage
- current output
- 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.)
- Granted
Links
Landscapes
- Control Of Electrical Variables (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Electronic Switches (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例を示す回路図、第２図は第１図に於ける
特性図、第３図は本考案の実施例を示す回路図、第４図
は、第３図に於ける特性図である。
５・・・出力端子、６・・・ＭＯＳトランジスタ、７・
・・インバータ、８・・・バイポーラトランジスタ、９
，１０・・・抵抗、１１・・・負荷。Fig. 1 is a circuit diagram showing a conventional example, Fig. 2 is a characteristic diagram in Fig. 1, Fig. 3 is a circuit diagram showing an embodiment of the present invention, and Fig. 4 is a characteristic diagram in Fig. 3. It is a diagram. 5... Output terminal, 6... MOS transistor, 7.
...Inverter, 8...Bipolar transistor, 9
, 10...Resistance, 11...Load.
Claims (1)
、該ＭＯＳトランジスタを駆動するインバータとを備え
た出力回路に於いて、Ｎ個のバイポーラトランジスタを
継続接続することにより、ベースーエミツタ間電圧Ｖ
Ｂ ＥをＮ倍した定電圧電源を作成し、該定電圧電源を
前記ＭＯＳ ｌ−ランジスタを駆動するインバータの電
源とすることによって、ＭＯＳトランジスタのゲートに
定電圧を印加する−と共に、前記定電圧電源を前記ＭＯ
Ｓ Ｉ−ランジスタが飽和領域で動作する電圧とするこ
とにより、前記出力端子に流れる電流を一定とすること
を特徴とする定電流出力回路。In an output circuit that includes a MOS transistor whose drain is connected to the output terminal and an inverter that drives the MOS transistor, by continuously connecting N bipolar transistors, the base-emitter voltage V
By creating a constant voltage power supply that is B times N and using the constant voltage power supply as the power supply for the inverter that drives the MOS transistor, a constant voltage is applied to the gate of the MOS transistor, and the constant voltage is applied to the gate of the MOS transistor. power supply to said MO
A constant current output circuit characterized in that the current flowing to the output terminal is made constant by setting the voltage at which the S I-transistor operates in a saturation region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9172984U JPS618316U (en) | 1984-06-19 | 1984-06-19 | Constant current output circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9172984U JPS618316U (en) | 1984-06-19 | 1984-06-19 | Constant current output circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS618316U true JPS618316U (en) | 1986-01-18 |
| JPH0517696Y2 JPH0517696Y2 (en) | 1993-05-12 |
Family
ID=30647874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9172984U Granted JPS618316U (en) | 1984-06-19 | 1984-06-19 | Constant current output circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS618316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013134704A (en) * | 2011-12-27 | 2013-07-08 | Toyota Central R&D Labs Inc | Filter circuit |
-
1984
- 1984-06-19 JP JP9172984U patent/JPS618316U/en active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013134704A (en) * | 2011-12-27 | 2013-07-08 | Toyota Central R&D Labs Inc | Filter circuit |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0517696Y2 (en) | 1993-05-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5948142U (en) | MOS input buffer circuit with hysteresis characteristics | |
| JPS618316U (en) | Constant current output circuit | |
| JPS6019237U (en) | voltage clamp circuit | |
| JPS5984933U (en) | level shift circuit | |
| JPS60124137U (en) | switching circuit | |
| JPS5893014U (en) | Complementary output circuit | |
| JPS60192531U (en) | Power element drive circuit | |
| JPH0273817U (en) | ||
| JPS5810114U (en) | integrated circuit | |
| JPS5810113U (en) | integrated circuit | |
| JPS5854120U (en) | Amplifier circuit protection circuit | |
| JPS61335U (en) | MOS inverter circuit | |
| JPS582018U (en) | power circuit | |
| JPS60134326U (en) | High voltage DC switching circuit | |
| JPS5857289U (en) | switching regulator | |
| JPS6036698U (en) | An electronic circuit that emits an alternating current waveform with an envelope | |
| JPS617286U (en) | DC-DC converter | |
| JPS60116726U (en) | electronic volume | |
| JPS617135U (en) | transistor drive circuit | |
| JPS59111334U (en) | inverter circuit | |
| JPS6079820U (en) | current mirror circuit | |
| JPH0165530U (en) | ||
| JPS6052716U (en) | current circuit | |
| JPS58164326U (en) | Output circuit | |
| JPS60100820U (en) | drive circuit |