2N 1651 thru 2N 1653 (Germanium) 2N2285 thru 2N2287 (Germanium)
CASE 161
(TO-41)
2N1651 thru 2N1653 Collector connected...
2N 1651 thru 2N 1653 (Germanium) 2N2285 thru 2N2287 (Germanium)
CASE 161
(TO-41)
2N1651 thru 2N1653 Collector connected to case
CASE 3A (TO-3 modified)
2N2285 thru 2N2287
PNP Germanium power transistors designed for high-current switching applications requiring low saturation
voltages and fast switching times in addition to good safe operating area.
MAXIMUM RATINGS
Rating
Collector-Emitter
Voltage Collector-Sase
Voltage Emitter-Sase
Voltage
Collector Current - Continuous
Sase Current - Continuous
Total Device DiSSipation@TC =25°C Derate above 25° C
Operating and Storage Junction Temperature Range
Symbol
VCEO VCS VES
IC IS PD
TJ , Tstg
2N1651 2N1652 2N1653 2N2285 2N2286 2N2287
30 60 80
60 100 120
1.5
- -'25 -- --5.0
106
- -1. 25 - -65 to +110-
Unit
Vdc, Vdc Vdc Adc Adc Watts
wic
°c
THERMAL CHARACTERISTICS
Characteristic
Thermal Resistance, Junction to Case
Symbol
IiJC
Max Unit
0.8 °C/W
FIGURE 1 - SUSTAINING
VOLTAGE TEST CIRCUIT
R1 = 1.0 Ohm, 20 Watts RZ =1.5 Ohms, 2.0 Wa...