MPS4124

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

Characteristic

Symbol

Min

Max

Unit

ON CHARACTERISTICS

DC Current Gain

(IC = 2.0 mA, VCE = 1.0 V)

(IC = 50 mA, VCE = 1.0 V)

hFE

120

60

360

—

—

Collector – Emitter Saturation Voltage

(IC = 50 mA, IB = 5.0 mA)

VCE(sat)

—

0.3

Vdc

Base – Emitter Saturation Voltage

(IC = 50 mA, IB = 5.0 mA)

VBE(sat)

—

0.95

Vdc

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

(IC = 10 mA, VCE = 20 V, f = 100 MHz)

fT

170

—

MHz

Output Capacitance

(VCB = 5.0 V, IE = 0, f = 1.0 MHz)

Cob

—

4.0

pF

Input Capacitance

(VEB = 0.5 V, IC = 0, f = 1.0 MHz)

Cib

—

13.5

pF

Small–Signal Current Gain

(IC = 2.0 mA, VCE = 1.0 V, f = 1.0 kHz)

hfe

120

480

—

Noise Figure

(IC = 100 mA, VCE = 5.0 V, RS = 1.0 kΩ, f = 1.0 kHz)

NF

—

5.0

dB