MMBT918LT1 查看數據表（PDF） - Motorola => Freescale

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MMBT918LT1

VHF/UHF Transistor

Motorola => Freescale 

MMBT918LT1

ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (Continued)

Characteristic

Symbol

Min

Max

Unit

ON CHARACTERISTICS

DC Current Gain

(IC = 3.0 mAdc, VCE = 1.0 Vdc)

hFE

20

—

—

Collector – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

VCE(sat)

—

0.4

Vdc

Base – Emitter Saturation Voltage

(IC = 10 mAdc, IB = 1.0 mAdc)

VBE(sat)

—

1.0

Vdc

SMALL– SIGNAL CHARACTERISTICS

Current – Gain — Bandwidth Product

(IC = 4.0 mAdc, VCE = 10 Vdc, f = 100 MHz)

fT

600

—

MHz

Output Capacitance

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

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

Cobo

pF

—

3.0

—

1.7

Input Capacitance

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

Cibo

—

2.0

pF

Noise Figure

(IC = 1.0 mAdc, VCE = 6.0 Vdc, RS = 50 Ω, f = 60 MHz) (Figure 1)

NF

—

6.0

dB

Power Output

(IC = 8.0 mAdc, VCB = 15 Vdc, f = 500 MHz)

Pout

30

—

mW

Common–Emitter Amplifier Power Gain

(IC = 6.0 mAdc, VCB = 12 Vdc, f = 200 MHz)

Gpe

11

—

dB

VBB

EXTERNAL

100 k

VCC

1000 pF BYPASS

0.018 µF

0.018 µF

C

RF

50 Ω

VM

3

G

0.018 µF

0.018 µF

NF TEST CONDITIONS

IC = 1.0 mA

VCE = 6.0 VOLTS

RS = 50 Ω

f = 60 MHz

Gpe TEST CONDITIONS

IC = 6.0 mA

VCE = 12 VOLTS

f = 200 MHz

Figure 1. NF, Gpe Measurement Circuit 20–200

2

Motorola Small–Signal Transistors, FETs and Diodes Device Data

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