U310 datasheet(1/1 Pages) INTERFET

部件名	U310

功能描述	N-Channel Silicon Junction Field-Effect Transistor

PDF	1 Pages

Scroll/Zoom	100%

制造商	INTERFET [InterFET Corporation]

网页	http://www.interfet.com

标志

1 / 1 page

01/99

B-67

U310

N-Channel Silicon Junction Field-Effect Transistor

Absolute maximum ratings at TA = 25¡C.

Reverse Gate Source & Reverse Gate Drain Voltage

– 25 V

Continuous Forward Gate Current

20 mA

Continuous Device Power Dissipation

500 mW

Power Derating

4 mW/°C

TOÐ52 Package

See Section G for Outline Dimensions

Pin Configuration

1 Source, 2 Drain, 3 Gate & Case

Surface Mount

SMPJ310

At 25°C free air temperature:

U310

Process NJ72L

Static Electrical Characteristics

Min

Typ

Max

Unit

Test Conditions

Gate Source Breakdown Voltage

V(BR)GSS

– 25

V

IG = – 1 µA, VDS = ØV

Gate Reverse Current

IGSS

– 150

pA

VGS = – 15V, VDS = ØV

– 150

nA

VGS = – 15V, VDS = ØV

TA = 125°C

Gate Source Cutoff Voltage

VGS(OFF)

– 2.5

– 6

V

VDS = 10V, ID = 1 nA

Gate Source Forward Voltage

VGS(F)

1V

VDS = ØV, IG = 10 mA

Drain Saturation Current (Pulsed)

IDSS

24

60

mA

VDS = 10V, VGS = ØV

Dynamic Electrical Characteristics

10

17

mS

VDS = 10V, ID = 10 mA

f = 1 kHz

Common Gate Forward Transconductance

gfg

15

mS

VDS = 10V, ID = 10 mA

f = 105 MHz

14

mS

VDS = 10V, ID = 10 mA

f = 450 MHz

250

µS

VDS = 10V, ID = 10 mA

f = 1 kHz

Common Gate Output Conductance

gog

0.18

µS

VDS = 10V, ID = 10 mA

f = 105 MHz

0.32

µS

VDS = 10V, ID = 10 mA

f = 450 MHz

Drain Gate Capacitance

Cdg

2.5

pF

VDS = 10V, VGS = – 10V

f = 1 MHz

Gate Source Capacitance

Cgs

5pF

VDS = 10V, VGS = – 10V

f = 1 MHz

Equivalent Short Circuit

¯eN

10

nV/

√Hz VDS = 10V, ID = 10 mA

f = 100 Hz

Input Noise Voltage

Common Gate Power Gain

Gpg

14

16

dB

VDS = 10V, ID = 10 mA

f = 105 MHz

10

11

dB

VDS = 10V, ID = 10 mA

f = 450 MHz

Noise Figure

NF

1.5

2

dB

VDS = 10V, ID = 10 mA

f = 105 MHz

2.7

3.5

dB

VDS = 10V, ID = 10 mA

f = 450 MHz

¥ Mixer

¥ Oscillator

¥ VHF/UHF Amplifier

1000 N. Shiloh Road, Garland, TX 75042

(972) 487-1287 FAX (972) 276-3375

www.interfet.com

Databook.fxp

1/14/99 11:33 AM

Page B-67

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