2N242 (GERMANIUM) 2N307, A
CASE1~ PNP germanium power transistors for general pur-
(TO_3lI1~ pose power amplifier and sw...
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)
Emitter- Base Cutoff Current (VEB = 10 Vdc)
Collector-Emitter Cutoff Current (VCE = 45Vdc, RBE =301'l) (VCE = 25 Vdc, RBE = 30 I'l) (VCE = 35Vdc, RBE =301'l)
Base - Emitter Voltage (VCE = 1. 5 Vdc, IC = 1. OAdc)
Collector - Emitter Saturation Voltage (IC = 2. 0 Adc, IB = 200 mAdc) (IC = 0.2 Adc, I...