MOTOROLA
SEMICONDUCTOR TECHNICAL DATA
Order this document by BC549B/D
Low Noise
Transistors
NPN Silicon
COLLECTOR 1
2 BASE
3 EMITTER
MAXIMUM RATINGS
Rating
Symbol BC549 BC550 Unit
Collector – Emitter Voltage
Collector – Base Voltage
Emitter – Base Voltage
Collector Current — Continuous
Total Device Dissipation @ TA = 25°C Derate above 25°C
VCEO VCBO VEBO
IC PD
30 45 30 50
5.
0 100 625 5.
0
Vdc Vdc Vdc mAdc mW mW/°C
Total Device Dissipation @ TC = 25°C Derate above 25°C
PD
1.
5 Watt 12 mW/°C
Operating and Storage Junction Temperature Range
TJ, Tstg
– 55 to +150
°C
THERMAL CHARACTERISTICS
Characteristic
Symbol
Max
Unit
Thermal Resistance, Junction to Ambient RqJA
200 °C/...