MMBTA20LT1

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

Characteristic

Symbol

Min

Max

Unit

ON CHARACTERISTICS

DC Current Gain

(IC = 5.0 mAdc, VCE = 10 Vdc)

hFE

40

400

—

Collector – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

VCE(sat)

—

0.25

Vdc

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

(IC = 5.0 mAdc, VCE = 10 Vdc, f = 100 MHz)

fT

125

—

MHz

Output Capacitance

(VCB = 10 Vdc, IE = 0, f = 1.0 MHz)

Cobo

—

4.0

pF

Figure 1. Turn–On Time

Figure 2. Turn–Off Time

EQUIVALENT SWITCHING TIME TEST CIRCUITS

*Total shunt capacitance of test jig and connectors

10 k

+ 3.0 V

275

CS < 4.0 pF*

10 k

+ 3.0 V

275

CS < 4.0 pF*

1N916

300 ns

DUTY CYCLE = 2%

+10.9 V

– 0.5 V

<1.0 ns

10 < t1 < 500 µs

DUTY CYCLE = 2%

+10.9 V

0

– 9.1 V

< 1.0 ns

t1