NTE102A (PNP) & NTE103A (NPN)
Germanium Complementary Transistors
Medium Power Amplifier
Description:
The NTE102A (PNP) and NTE103A (NPN) are Germanium complementary transistors in a TO1 type
package designed for use as a medium power amplifier.
Absolute Maximum Ratings: (TA = +25°C unless otherwise specified)
Collector–Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32V
Emitter–Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10V
Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1A
Power Dissipation, PC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 650mW
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +90°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –55° to +90°C
Electrical Characteristics: (TA = +25°C unless otherwise specified)
Parameter
Collector–Base Voltage
Collector Cutoff Current
DC Current Gain
Symbol
VCBO
ICBO
Test Conditions
IC = 200µA, IE = 0
Min Typ Max Unit
32
–
–
–
–
25
295
273
–
V
VCB = 10V, IE = 0
µA
hFE1
VCB = 0, IE = 50mA
VCB = 0, IE = 300mA
VCB = 2V, IE = 10mA
63
69
10
–
–
hFE2
–
Common–Emitter Cutoff Frequency
fα
–
kHz
V
e
Collector–Emitter Saturation Voltage VCE(sat) IC = 500mA, IB = 50mA
Noise Figure NF VCB = 5V, IE = 5mA, f = 1kHz
0.17
–
–
–
25
dB