2N2857 Datasheet, PDF (1/2 Pages) Seme LAB – NPN TRANSISTOR

2N2857
MECHANICAL DATA
Dimensions in mm (inches)
4.95 (0.195)
4.52 (0.178)
4.95 (0.195)
4.52 (0.178)
0.48 (0.019)
0.41 (0.016)
dia.
2.54 (0.100)
Nom.
4
3
1
2
TO-72 METAL PACKAGE
NPN TRANSISTOR
FEATURES
• SILICON NPN TRANSISTOR
APPLICATIONS:
• AMPLIFIER, OSCILLATOR AND
CONVERTER APPLICATIONS UP TO
500MHz
ABSOLUTE MAXIMUM RATINGS (T_A = 25°C unless otherwise stated)
V_CBO
V_CEO
V_EBO
I_C
P_D
P_D
T_STG , T_J
Collector – Base Voltage
Collector – Emitter Voltage
Emitter – Base Voltage
Collector Current
Total Device Dissipation @ T_A =25°C
Total Device Dissipation @ T_C =25°C
Operating and Storage Temperature Range
30V
15V
2.5V
40mA
200mW
300mW
–65 to 200°C
Semelab plc. Telephone [phone]. Fax [phone]. e-mail [e-mail]
Website http://www.semelab.co.uk
Prelim. 7/98