JPS6367767B2 - - Google Patents

Info

Publication number
JPS6367767B2
JPS6367767B2 JP56029089A JP2908981A JPS6367767B2 JP S6367767 B2 JPS6367767 B2 JP S6367767B2 JP 56029089 A JP56029089 A JP 56029089A JP 2908981 A JP2908981 A JP 2908981A JP S6367767 B2 JPS6367767 B2 JP S6367767B2
Authority
JP
Japan
Prior art keywords
transistor
current
terminal
voltage
output terminal
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
Application number
JP56029089A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57142009A (en
Inventor
Koichi Fukaya
Tomoji Obata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
Nippon Electric Co Ltd
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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP56029089A priority Critical patent/JPS57142009A/ja
Publication of JPS57142009A publication Critical patent/JPS57142009A/ja
Publication of JPS6367767B2 publication Critical patent/JPS6367767B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Amplifiers (AREA)
JP56029089A 1981-02-27 1981-02-27 Protection circuit Granted JPS57142009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56029089A JPS57142009A (en) 1981-02-27 1981-02-27 Protection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56029089A JPS57142009A (en) 1981-02-27 1981-02-27 Protection circuit

Publications (2)

Publication Number Publication Date
JPS57142009A JPS57142009A (en) 1982-09-02
JPS6367767B2 true JPS6367767B2 (enrdf_load_stackoverflow) 1988-12-27

Family

ID=12266618

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56029089A Granted JPS57142009A (en) 1981-02-27 1981-02-27 Protection circuit

Country Status (1)

Country Link
JP (1) JPS57142009A (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6038047B2 (ja) * 1977-12-09 1985-08-29 日本電気株式会社 トランジスタ回路
JPS54103658A (en) * 1978-02-01 1979-08-15 Hitachi Ltd Protective circuit

Also Published As

Publication number Publication date
JPS57142009A (en) 1982-09-02

Similar Documents

Publication Publication Date Title
US3976955A (en) Protective circuit for pulse width modulated signal amplifier
JPH06214666A (ja) パワートランジスタの制御電極ディセーブル回路
US4330757A (en) Semiconductor power amplification circuit
JPH0630543B2 (ja) 出力回路の異常検出報知回路
US4065683A (en) Circuitry for industrial logic systems
US3600695A (en) Power amplifier with overload protection
JPS6367767B2 (enrdf_load_stackoverflow)
JPH01220915A (ja) トランジスタの出力短絡保護回路
US2972705A (en) Signal level indicator
JPS5938762B2 (ja) Ｏｔｌ回路の保護回路
JPS6247367B2 (enrdf_load_stackoverflow)
JPS6352482B2 (enrdf_load_stackoverflow)
JPH0635537Y2 (ja) 演算増幅器の保護回路
KR900006373Y1 (ko) 스피커 및 전력 증폭기의 보호회로
JP2785568B2 (ja) 過電圧保護回路
JPS587688Y2 (ja) トランジスタ増幅器の保護回路
JPS6040206B2 (ja) 増幅装置
JPH04282907A (ja) 電流制限回路
JPS5834495Y2 (ja) 直流安定化電源の過電流保護回路
JPS6119536Y2 (enrdf_load_stackoverflow)
JPH05292655A (ja) 入力短絡保護回路
JP2702146B2 (ja) 増幅回路
JPH025042B2 (enrdf_load_stackoverflow)
JPH0611011U (ja) 電源回路
JPH0316644B2 (enrdf_load_stackoverflow)