NPN BCY58 – BCY59

COMSET SEMICONDUCTORS

1/4

S

S

The BCY58 and BCY59 are NPN 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

Collector-Emitter Voltage(1)

BCY59

45

V

BCY58

32

BCY59

45

V

BCY58

32

Emitter-Base Voltage

BCY59

7

V

BCY58

7

Collector Current

BCY59

200

mA

BCY58

Base Current

BCY59

50

mA

BCY58

Total Power

Dissipation

BCY59

0.39

mW

BCY58

Total Power

Dissipation

BCY59

1

Watts

BCY58

Junction Temperature

BCY59

200

°C

BCY58

Storage Temperature range

BCY59

-65 to +150

°C

BCY58

THERMAL CHARACTERISTICS

Symbol

Ratings

Value

Unit

Thermal Resistance, Junction to mounting base

450

°C/W

Thermal Resistance, Junction to ambient in free air

150

°C/W