JPS5249445A - D.c. constant current source - Google Patents

D.c. constant current source

Info

Publication number
JPS5249445A
JPS5249445A JP12436475A JP12436475A JPS5249445A JP S5249445 A JPS5249445 A JP S5249445A JP 12436475 A JP12436475 A JP 12436475A JP 12436475 A JP12436475 A JP 12436475A JP S5249445 A JPS5249445 A JP S5249445A
Authority
JP
Japan
Prior art keywords
constant current
current source
control element
temperature characteristic
variation due
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
JP12436475A
Other languages
Japanese (ja)
Inventor
Kiyoshi Yoshimura
Kazumasa Okamura
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12436475A priority Critical patent/JPS5249445A/en
Publication of JPS5249445A publication Critical patent/JPS5249445A/en
Pending legal-status Critical Current

Links

Landscapes

  • Continuous-Control Power Sources That Use Transistors (AREA)

Abstract

PURPOSE: To produce stable constant current by absorbing variation due to temperature characteristic of current control element.
COPYRIGHT: (C)1977,JPO&Japio
JP12436475A 1975-10-17 1975-10-17 D.c. constant current source Pending JPS5249445A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12436475A JPS5249445A (en) 1975-10-17 1975-10-17 D.c. constant current source

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12436475A JPS5249445A (en) 1975-10-17 1975-10-17 D.c. constant current source

Publications (1)

Publication Number Publication Date
JPS5249445A true JPS5249445A (en) 1977-04-20

Family

ID=14883563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12436475A Pending JPS5249445A (en) 1975-10-17 1975-10-17 D.c. constant current source

Country Status (1)

Country Link
JP (1) JPS5249445A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109347U (en) * 1979-01-26 1980-07-31
JPS5871814U (en) * 1981-11-05 1983-05-16 富士通株式会社 constant current power supply circuit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55109347U (en) * 1979-01-26 1980-07-31
JPS5871814U (en) * 1981-11-05 1983-05-16 富士通株式会社 constant current power supply circuit

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