Transistor base drive circuit

Details Transistor base drive circuit Transistor base drive circuit

1986-06-27

1987-08-04

Wong, Peter S.

Electricity: power supply or regulation systems

Output level responsive

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

363 97, G05F 146, H02P 1318

Patent

active

046848797

ABSTRACT:
A base drive circuit for a transistor which includes a transformer with a primary winding and a secondary winding, a base drive source, and first and second diodes, the primary winding being connected to the source and to the collector of the transistor by means of the first diode, the secondary winding having a first terminal which is connected to the emitter of the transistor, a second terminal which is connected to the collector of the transistor by means of the second diode, and a tap which is connected to the base.

REFERENCES:
patent: T950004 (1976-09-01), Tuttle
patent: 3492503 (1970-01-01), Bose
Hoffman, Jr. et al., "Transistor Fast Turnoff Insensitive to Drive Transition", IBM Technical Disclosure Bulletin, vol. 17, No. 4, Sep. 1974, pp. 1089-1090.
Palmucci, "Switching Regulator with Transistor Turnoff", IBM Technical Disclosure Bulletin, vol. 16, No. 4, Sep. 73, p. 1161.

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