2SC4703 datasheet(2/8 Pages) NEC

2 / 8 page

2SC4703

ELECTRICAL CHARACTERISTICS (TA = 25

CHARACTERISTIC

SYMBOL

MIN.

TYP.

MAX.

UNIT

TEST CONDITIONS

Collector Cutoff Current

ICBO

1.5

AVCB = 20 V, IE = 0

Emitter Cutoff Current

IEBO

1.5

AVEB = 2 V, IC = 0

DC Current Gain

hFE

250

VCE = 5 V, IC = 5 mA *1

Gain Bandwidth Product

6.0

GHz

VCE = 5 V, IC = 5 mA

Collector Capacitance *2

Cob

1.5

2.5

VCB = 5 V, IE = 0, f = 1 MHz

Insertion Gain

S21e

6.5

8.3

VCE = 5 V, IC = 50 mA, f = 1 GHz

8.5

VCE = 10 V, IC = 20 mA, f = 1 GHz

Noise Figure

2.3

3.5

VCE = 5 V, IC = 50 mA, f = 1 GHz

2nd Order

IM2

VCE = 5 V

Intermoduration Distortion

VCE = 10 V

3rd Order

IM3

VCE = 5 V

Intermoduration Distortion

VCE = 10 V

*1 Puls Measurement PW

350 s, Duty Cycle 2 %

*2 Emitter terminal should be connected to the guard terminal of the three terminal capacitance bridge.

hFE Classification

Class

Marking

hFE

50 to 100

80 to 160

125 to 250

TYPICAL CHARACTERISTICS (TA = 25

IC vs. VCE

IC vs. VBE

VCE-Collector to Emitter Voltage-V

VBE-Base to Emitter Voltage-V

IB = 0.7mA

VCE=10V

0.6

0.5

0.4

0.3

0.2

0.1

02468

120

100

1000

100

0.1

0.2

0.4

0.6

0.8

1.0

1.2

IC = 50 mA,

VO = 105 dB

/75

f = 190 MHz

90 MHz

IC = 50 mA,

VO = 105 dB

/75

f = 2

190 MHz 200 MHz

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