Electrical Characteristics (Cont’d): (TA = +25°C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Small–Signal Characteristics
Small–Signal Current Gain
hfe VC = 4.5V, Frequency of
Measurement =1000cps
180 – –
Input Impedance
Output Admittance
Voltage Feedback Ratio
VCE = 10V, IC = 1mA, f = 1kc
hie VCE = 10V, IC = 1mA, f = 1kc
hoe VCE = 10V, IC = 1mA, f = 1kc
hre VCE = 10V, IC = 1mA, f = 1kc
150 – 300
4200 – 8300 Ω
10 – 20 µmhos
0.2 – 0.4 x 10–3
.350 (8.89)
.325
(8.27)
.500
(12.7)
Min
.263
(6.7)
Max
.187 (4.76)
.156
(3.95)
.125 (3.17) Dia
.017 (0.45) Dia
.100 (2.54)
.050 (1.27)
3
.127 (3.25)
2
1
Pin Number 1 2 3
NTE192/193 C B E
NTE192A/193A B C E