MPS6571

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

Characteristic

Symbol

Min

Typ

Max

Unit

ON CHARACTERISTICS

DC Current Gain

(IC = 100 mAdc, VCE = 5.0 Vdc)

hFE

250

—

1000

—

Collector – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

VCE(sat)

—

—

0.5

Vdc

Base – Emitter On Voltage

(IC = 10 mAdc, VCE = 5.0 Vdc)

VBE(on)

—

—

0.8

Vdc

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

(IC = 500 mAdc, VCE = 5.0 Vdc, f = 20 MHz)

fT

50

175

—

MHz

Output Capacitance

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

Cobo

—

—

4.5

pF

Noise Figure

(IC = 100 mAdc, VCE = 5.0 Vdc, RS = 10 k Ω, f = 100 Hz)

NF

—

1.2

—

dB

RS

in

en

IDEAL

TRANSISTOR

Figure 1. Transistor Noise Model