JPS549715A - Protective device for power converter - Google Patents

Protective device for power converter

Info

Publication number
JPS549715A
JPS549715A JP7442377A JP7442377A JPS549715A JP S549715 A JPS549715 A JP S549715A JP 7442377 A JP7442377 A JP 7442377A JP 7442377 A JP7442377 A JP 7442377A JP S549715 A JPS549715 A JP S549715A
Authority
JP
Japan
Prior art keywords
power converter
protective device
transistor
base
emitters
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
JP7442377A
Other languages
Japanese (ja)
Inventor
Ikuo Yasuoka
Tarou Nanyou
Takamasa Kanzaki
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP7442377A priority Critical patent/JPS549715A/en
Publication of JPS549715A publication Critical patent/JPS549715A/en
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Dc-Dc Converters (AREA)

Abstract

PURPOSE: To suppress the transitional base-drive current of transistor by putting the reverse bias-voltage directly into the place between base-emitters when the rising ratio of collector-emitter voltage of transistor is large.
COPYRIGHT: (C)1979,JPO&Japio
JP7442377A 1977-06-24 1977-06-24 Protective device for power converter Pending JPS549715A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7442377A JPS549715A (en) 1977-06-24 1977-06-24 Protective device for power converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7442377A JPS549715A (en) 1977-06-24 1977-06-24 Protective device for power converter

Publications (1)

Publication Number Publication Date
JPS549715A true JPS549715A (en) 1979-01-24

Family

ID=13546769

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7442377A Pending JPS549715A (en) 1977-06-24 1977-06-24 Protective device for power converter

Country Status (1)

Country Link
JP (1) JPS549715A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61200603A (en) * 1985-03-01 1986-09-05 株式会社フジクラ Power cable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61200603A (en) * 1985-03-01 1986-09-05 株式会社フジクラ Power cable

Similar Documents

Publication Publication Date Title
JPS5278052A (en) Switching regulator
JPS5425423A (en) Frequency converter
JPS5385145A (en) Digital-analogue converter
JPS5227537A (en) Semiconductor switching device
JPS5321758A (en) Power supply for converter
JPS5213618A (en) Switching regulator
JPS5414282A (en) Battery voltage detecting circuit
JPS52320A (en) Dc-dc converter circuit
JPS5414281A (en) Battery voltage detecting circuit
JPS5212416A (en) Dc-dc converter
JPS525252A (en) Ad converter
JPS5333524A (en) Solid state pickup device
JPS5364076A (en) Peak hold circuit
JPS537121A (en) Electric charge transfer unit
JPS5233027A (en) Transistor chopper
JPS53108760A (en) Gate circuit of gate turn-off thyristor
JPS5367825A (en) Dc-dc converter
JPS52131447A (en) Bipolar a/d converter
JPS53112680A (en) Mis type semiconductor device
JPS54725A (en) Ringing choke converter
JPS547123A (en) Control circuit for static power converter
JPS5420325A (en) Dc/dc converter
JPS52156336A (en) Power converter
JPS53136920A (en) Peak detecting device for marker generator
JPS51134844A (en) Over voltage restricting system of d.c. power transmission system