MMBTA42LT1 MMBTA43LT1
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Max
Unit
ON CHARACTERISTICS(3)
DC Current Gain
(IC = 1.0 mAdc, VCE = 10 Vdc)
(IC = 10 mAdc, VCE = 10 Vdc)
hFE
—
Both Types
25
—
Both Types
40
—
(IC = 30 mAdc, VCE = 10 Vdc)
Collector – Emitter Saturation Voltage
(IC = 20 mAdc, IB = 2.0 mAdc)
Base–Emitter Saturation Voltage
(IC = 20 mAdc, IB = 2.0 mAdc)
SMALL– SIGNAL CHARACTERISTICS
Current – Gain — Bandwidth Product
(IC = 10 mAdc, VCE = 20 Vdc, f = 100 MHz)
Collector–Base Capacitance
(VCB = 20 Vdc, IE = 0, f = 1.0 MHz)
v v 3. Pulse Test: Pulse Width 300 ms, Duty Cycle 2.0%.
MMBTA42
MMBTA43
MMBTA42
MMBTA43
40
40
VCE(sat)
—
—
VBE(sat)
—
MMBTA42
MMBTA43
fT
50
Ccb
—
—
—
—
Vdc
0.5
0.5
0.9
Vdc
—
MHz
pF
3.0
4.0
2
Motorola Small–Signal Transistors, FETs and Diodes Device Data