PNP Transistor
Description
2N456A (GERMANIUM) 2N457A 2N458A
PNP GERMANIUM POWER TRANSISTORS
.
designed for general-purpose power amplifier and switching applications.
• High DC Current Gain -
hFE = 30-90@ IC = 5.
0 Adc
• Low Collector-Emitter Saturation Voltage -
VCE(sat) = 0.
5 Vdc (Max) @ IC =5.
0 Adc
7 AMPERE POWER TRANSISTORS
PNP GERMANIUM
40-60-80 VOLTS 85 WATTS
"MAXIMUM RATINGS
Rating Collector-Emitter Voltage Collector-Base Voltage Emitter-Base Voltage Collector Current Base Current Total Device Dissipation@Tc = 25°C
Derate above 25°C Operating and Storage Junction
Temperature Range
Symbol 2N456A 2N457A 2N458A
VeEO
20
30
40
Ves
40
VES
- -Ie
- -IS --.
,.
.
.
-
- --PD
60 20 7.
0 3.
0 85 1.
0
80
TJ,Tstg _ _65to+ll0_
Unit Volts Volts Volts
Adc Adc Watts
w/oe
°e
*Indicates JEDEC Registered Data.
FIGURE 1 - POWER-TEMPERATURE DERATING eURVE
@ TA @ TC z 5.
0
0
~ 4.
0
5Sv.
i(i) 3.
0 2.
6
'; I ::"~'s-: 2.
0
I~~1.
0
~
0 25 50 75 100 110 125
T, TEMPERATURE (OCI
CASE 11 TO·3
COLLECTOR CONNECTEO TO CASE
2-3...
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