
NTE105
Germanium PNP Transistor
Audio Power Amp
Description:
The NTE105 is a germanium PNP power transistor in a TO36 type package designed for use in power
switching and amplifier applications.
Absolute Maximum Ratings:
Collector–Emitter Voltage, V
CES
Collector–Base Voltage, V
CB
Emitter–Base Voltage, V
EB
Continuous Base Current, I
B
Continuous Emitter Current, I
E
Total Device Dissipation (T
C
= +25
°
C), P
D
Operating Junction Temperature Range, T
J
Thermal Resistance, Junction–to–Case, R
thJC
40V
40V
20V
4A
15A
150W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
–65
°
to +100
°
C
0.5
°
C/W
Electrical Characteristics:
(T
C
= +25
°
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
OFF Characteristics
Collector–Emitter Breakdown Voltage
V
(BR)CEO
V
(BR)CES
V
EBF
I
CBO
I
C
= 1A, I
B
= 0, Note 1
I
C
= 300mA, V
BE
= 0, Note 1
V
CB
= 40V, I
E
= 0
V
CB
= 2V, I
E
= 0
V
CB
= 40V, I
E
= 0
V
CB
= 40V, I
E
= 0, T
B
= +71
°
C
V
BE
= 20V, I
C
= 0
25
–
–
V
40
–
–
V
Floating Potential
–
–
1.0
V
Collector Cutoff Current
–
0.1
–
mA
–
2.0
8.0
mA
–
–
15
mA
Emitter Cutoff Current
I
EBO
–
1.0
8.0
mA
ON Characteristics
DC Current Gain
h
FE
V
CE
= 2V, I
C
= 5A
V
CE
= 2V, I
C
= 12A
I
C
= 12A, I
B
= 2A
V
CE
= 2V, I
C
= 5A
20
–
40
–
20
–
Collector–Emitter Saturation Voltage
V
CE(sat)
V
BE
–
0.3
–
V
Base–Emitter Voltage
–
0.65
–
V
Note 1. Pulse test: Pulse Width
≤
300
μ
s, Duty Cycle
≤
2%.