2N242 (GERMANIUM) 2N307, A
CASE1~
PNP germanium power
transistors for general pur-
(TO_3lI1~ pose power amplifier and switching applications_
MAXIMUM RATINGS Rating
Collector - Base Voltage Collector-Emitter Voltage (RsE = 301'l) Collector- Emitter Voltage Emitter - Base Voltage Collector Current Junction Temperature Range Collector Dissipation (at TC = 250 C)
Symbol
VCB
VCER VCEO VEB IC TJ PD
2N242
45
45
-
-
5.
0 -65 to .
.
.
110
106
2N307.
307A
35
-
35 10 5.
0 -65 to .
.
.
110 106
Unit
Volts Volts Volts Volts Amp
°c
Watts
ELECTRICAL CHARACTERISTICS (TC = 25°C unless otherwise noted)
Characteristic
Collector- Base Cutoff Current (VCB = 2 Vdc) (VCB = 25 Vdc)
(VCB = 1 Vdc, IE = 0, TC= 850 C)
...