®
2N3055
MJ2955
COMPLEMENTARY SILICON POWER TRANSISTORS
s
s
STMicroelectronics PREFERRED
SALESTYPES
COMPLEMENTARY NPN-PNP DEVICES
DESCRIPTION
The 2N3055 is a silicon Epitaxial-Base Planar
NPN transistor mounted in Jedec TO-3 metal
case.
It is intended for power switching circuits, series
and shunt regulators, output stages and high
fidelity amplifiers.
The complementary PNP type is MJ2955.
1
2
TO-3
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
NPN
PNP
V
CBO
V
CER
V
CEO
V
EBO
I
C
I
B
P
tot
T
stg
T
j
Collector-Base Voltage (I
E
= 0)
Collector-Emitter Voltage (R
BE
≤ 100Ω)
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
C
= 0)
Collector Current
Base Current
Total Dissipation at T
c
≤
25 C
Storage Temperature
Max. Operating Junction Temperature
o
Value
2N3055
MJ2955
100
70
60
7
15
7
115
-65 to 200
200
Unit
V
V
V
V
A
A
W
o
o
C
C
For PNP types voltage and current values are negative.
August 1999
1/4
STMICROELECTRONICS [ STMICROELECTRONICS ]
