Constant current circuit and integrated circuit having said circ

Details Constant current circuit and integrated circuit having said circ Constant current circuit and integrated circuit having said circ

1990-07-16

1992-02-25

Wong, Peter S.

Electricity: power supply or regulation systems

Self-regulating

Using a three or more terminal semiconductive device as the...

3072967, 3072968, 307544, 357 43, H03K 320

Patent

active

050916890

ABSTRACT:
A constant current circuit comprises a junction type field effect transistor and a bipolar transistor. The channel forming region of the junction type field effect transistor and the base region of the bipolar transistor are constituted to be common to each other.

REFERENCES:
patent: 3303413 (1967-02-01), Warner, Jr. et al.
patent: 4678936 (1987-07-01), Holloway
patent: 4891533 (1990-01-01), Holloway

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