HK57876A - Microampere current source - Google Patents

Microampere current source

Info

Publication number
HK57876A
HK57876A HK57876A HK57876A HK57876A HK 57876 A HK57876 A HK 57876A HK 57876 A HK57876 A HK 57876A HK 57876 A HK57876 A HK 57876A HK 57876 A HK57876 A HK 57876A
Authority
HK
Hong Kong
Prior art keywords
current source
microampere current
microampere
source
current
Prior art date
Application number
HK57876A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of HK57876A publication Critical patent/HK57876A/xx

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F3/00—Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties
    • G05F3/02—Regulating voltage or current
    • G05F3/08—Regulating voltage or current wherein the variable is dc
    • G05F3/10—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics
    • G05F3/16—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices
    • G05F3/20—Regulating voltage or current wherein the variable is dc using uncontrolled devices with non-linear characteristics being semiconductor devices using diode- transistor combinations
    • G05F3/30—Regulators using the difference between the base-emitter voltages of two bipolar transistors operating at different current densities

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Amplifiers (AREA)
  • Control Of Electrical Variables (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Bipolar Transistors (AREA)
HK57876A 1969-12-25 1976-09-23 Microampere current source HK57876A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6919466A NL6919466A (de) 1969-12-25 1969-12-25

Publications (1)

Publication Number Publication Date
HK57876A true HK57876A (en) 1976-10-01

Family

ID=19808721

Family Applications (1)

Application Number Title Priority Date Filing Date
HK57876A HK57876A (en) 1969-12-25 1976-09-23 Microampere current source

Country Status (7)

Country Link
JP (1) JPS509976B1 (de)
CA (1) CA944020A (de)
DE (1) DE2059756B2 (de)
ES (1) ES386770A1 (de)
GB (1) GB1339908A (de)
HK (1) HK57876A (de)
NL (1) NL6919466A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3329664A1 (de) * 1983-08-17 1985-03-07 Telefunken electronic GmbH, 7100 Heilbronn Schaltung zum umwandeln von gleichsignalen
DE4111584A1 (de) * 1991-04-10 1992-10-15 Thomson Brandt Gmbh Schaltung zur generierung sehr kleiner stroeme
CN113884203B (zh) * 2021-08-30 2023-11-14 南通职业大学 半导体真空二极管温度传感器

Also Published As

Publication number Publication date
DE2059756A1 (de) 1971-07-01
DE2059756B2 (de) 1976-06-10
NL6919466A (de) 1971-06-29
ES386770A1 (es) 1973-04-01
CA944020A (en) 1974-03-19
GB1339908A (en) 1973-12-05
JPS509976B1 (de) 1975-04-17

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