NPN MMBT3904WT1 PNP MMBT3906WT1

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

Characteristic

Symbol

Min

Max

Unit

ON CHARACTERISTICS(2)

DC Current Gain

(IC = 0.1 mAdc, VCE = 1.0 Vdc)

MMBT3904WT1

(IC = 1.0 mAdc, VCE = 1.0 Vdc)

(IC = 10 mAdc, VCE = 1.0 Vdc)

(IC = 50 mAdc, VCE = 1.0 Vdc)

(IC = 100 mAdc, VCE = 1.0 Vdc)

(IC = –0.1 mAdc, VCE = –1.0 Vdc)

MMBT3906WT1

(IC = –1.0 mAdc, VCE = –1.0 Vdc)

(IC = –10 mAdc, VCE = –1.0 Vdc)

(IC = –50 mAdc, VCE = –1.0 Vdc)

(IC = –100 mAdc, VCE = –1.0 Vdc)

hFE

40

70

100

60

30

60

80

100

60

30

—

—

300

—

—

—

—

300

—

—

—

Collector – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

MMBT3904WT1

(IC = 50 mAdc, IB = 5.0 mAdc)

(IC = –10 mAdc, IB = –1.0 mAdc)

MMBT3906WT1

(IC = –50 mAdc, IB = –5.0 mAdc)

VCE(sat)

—

—

—

—

0.2

0.3

–0.25

–0.4

Vdc

Base – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

MMBT3904WT1

(IC = 50 mAdc, IB = 5.0 mAdc)

(IC = –10 mAdc, IB = –1.0 mAdc)

MMBT3906WT1

(IC = –50 mAdc, IB = –5.0 mAdc)

VBE(sat)

0.65

—

–0.65

—

0.85

0.95

–0.85

–0.95

Vdc

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

(IC = 10 mAdc, VCE = 20 Vdc, f = 100 MHz)

MMBT3904WT1

(IC = –10 mAdc, VCE = –20 Vdc, f = 100 MHz)

MMBT3906WT1

fT

300

250

—

—

MHz

Output Capacitance

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

MMBT3904WT1

(VCB = –5.0 Vdc, IE = 0, f = 1.0 MHz)

MMBT3906WT1

Cobo

—

—

4.0

4.5

pF

Input Capacitance

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

MMBT3904WT1

(VEB = –0.5 Vdc, IC = 0, f = 1.0 MHz)

MMBT3906WT1

Cibo

—

—

8.0

10.0

pF

Input Impedance

(VCE = 10 Vdc, IC = 1.0 mAdc, f = 1.0 kHz)

MMBT3904WT1

(VCE = –10 Vdc, IC = –1.0 mAdc, f = 1.0 kHz)

MMBT3906WT1

hie

1.0

2.0

10

12

k

Ω

Voltage Feedback Ratio

(VCE = 10 Vdc, IC = 1.0 mAdc, f = 1.0 kHz)

MMBT3904WT1

(VCE = –10 Vdc, IC = –1.0 mAdc, f = 1.0 kHz)

MMBT3906WT1

hre

0.5

0.1

8.0

10

X 10– 4

Small – Signal Current Gain

(VCE = 10 Vdc, IC = 1.0 mAdc, f = 1.0 kHz)

MMBT3904WT1

(VCE = –10 Vdc, IC = –1.0 mAdc, f = 1.0 kHz)

MMBT3906WT1

hfe

100

100

400

400

—

Output Admittance

(VCE = 10 Vdc, IC = 1.0 mAdc, f = 1.0 kHz)

MMBT3904WT1

(VCE = –10 Vdc, IC = –1.0 mAdc, f = 1.0 kHz)

MMBT3906WT1

hoe

1.0

3.0

40

60

mmhos

Noise Figure

(VCE = 5.0 Vdc, IC = 100 mAdc, RS = 1.0 k Ω, f = 1.0 kHz)

MMBT3904WT1

(VCE = –5.0 Vdc, IC = –100 mAdc, RS = 1.0 k Ω, f = 1.0 kHz)

MMBT3906WT1

NF

—

—

5.0

4.0

dB

SWITCHING CHARACTERISTICS

Delay Time

(VCC = 3.0 Vdc, VBE = – 0.5 Vdc)

MMBT3904WT1

(VCC = –3.0 Vdc, VBE = 0.5 Vdc)

MMBT3906WT1

td

—

—

35

35

ns

Rise Time

(IC = 10 mAdc, IB1 = 1.0 mAdc)

MMBT3904WT1

(IC = –10 mAdc, IB1 = –1.0 mAdc)

MMBT3906WT1

tr

—

—

35

35

ns

Storage Time

(VCC = 3.0 Vdc, IC = 10 mAdc)

MMBT3904WT1

(VCC = –3.0 Vdc, IC = –10 mAdc)

MMBT3906WT1

ts

—

—

200

225

ns

Fall Time

(IB1 = IB2 = 1.0 mAdc)

MMBT3904WT1

(IB1 = IB2 = –1.0 mAdc)

MMBT3906WT1

tf

—

—

50

75

ns

2. Pulse Test: Pulse Width

v 300 ms, Duty Cycle v 2.0%.