PNP BCY78 – BCY79

COMSET SEMICONDUCTORS

1/4

The BCY78 and BCY79 are PNP transistors mounted in TO-18 metal package with the collector

connected to the case .

They are designed for use in audio drive and low-noise input stages.

Compliance to RoHS.

ABSOLUTE MAXIMUM RATINGS

Symbol

Ratings

Value

Unit

BCY79

-45

BCY78

-32

V

BCY79

-45

Collector-Emitter Voltage (

BCY78

-32

V

BCY79

-5

BCY78

-5

V

BCY79

Collector Current

BCY78

-200

mA

BCY79

Base Current

BCY78

-20

mA

BCY79

Total Power Dissipation

BCY78

390

mW

BCY79

Total Power Dissipation

BCY78

1

Watts

BCY79

Junction Temperature

BCY78

200

°C

BCY79

Storage Temperature range

BCY78

-65 to +150

°C

THERMAL CHARACTERISTICS

Symbol

Ratings

Value

Unit

BCY79

Thermal Resistance, Junction to mounting

base

BCY78

450

°C/W

BCY79

Thermal Resistance, Junction to ambient in

free air

BCY78

150

°C/W

S

S