BC856AWT1,BWT1 BC857AWT1,BWT1 BC858AWT1,BWT1,CWT1

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

Characteristic

Symbol

Min

Typ

Max

Unit

ON CHARACTERISTICS

DC Current Gain

BC856A, BC857A, BC585A

(IC = –10 µA, VCE = –5.0 V)

BC856A, BC857A, BC858A

BC858C

(IC = –2.0 mA, VCE = –5.0 V)

BC856A, BC857A, BC858A

BC856B, BC857B, BC858B

BC858C

hFE

—

—

—

125

220

420

90

150

270

180

290

520

—

—

—

250

475

800

—

Collector – Emitter Saturation Voltage

(IC = –10 mA, IB = –0.5 mA)

(IC = –100 mA, IB = –5.0 mA)

VCE(sat)

—

—

—

—

–0.3

–0.65

V

Base – Emitter Saturation Voltage

(IC = –10 mA, IB = –0.5 mA)

(IC = –100 mA, IB = –5.0 mA)

VBE(sat)

—

—

–0.7

–0.9

—

—

V

Base – Emitter On Voltage

(IC = –2.0 mA, VCE = –5.0 V)

(IC = –10 mA, VCE = –5.0 V)

VBE(on)

–0.6

—

—

—

–0.75

–0.82

V

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

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

fT

100

—

—

MHz

Output Capacitance

(VCB = –10 V, f = 1.0 MHz)

Cob

—

—

4.5

pF

Noise Figure

(IC = –0.2 mA, VCE = –5.0 Vdc, RS = 2.0 kΩ,

f = 1.0 kHz, BW = 200 Hz)

NF

—

—

10

dB