NTE77 データシートの表示（PDF） - NTE Electronics

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NTE77

Silicon NPN Transistor Broadband CATV Driver

NTE Electronics 

Electrical Characteristics (Cont’d): (TC = +25°C unless otherwise specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

ON Characteristics

DC Current Gain

Dynamic Characteristics

hFE VCE = 15V, IC = 50mA

30 – 300

Current Gain–Bandwidth Product

fT VCE = 15V, IC = 50mA,

f = 200MHz

1500 1800 – MHz

Collector Output Capacitance

Collector Input Capacitance

Functional Test

Cob VCB = 30V, IE = 0, f = 1MHz

Cib VEB = 0.5V, IC = 0, f = 1MHz

– 2.5 3.5 pF

– 8.0 10 pF

Noise Figure Narrow Band

NFNB VCE = 10V, IC = 10mA,

f = 200MHz

– 2.7 – dB

Broad Band

NFBB VCE = 15V, IC = 50mA,

f = 216MHz

– 7.0 8.0 dB

Power Gain at Optimum Noise Figure

GVE VCE = 15V, IC = 50mA,

f = 260MHz

6.8 7.2 – dB

Cross–Modulation

Second Order Distortion

X–MOD

2nd O

VCE = 15V, IC = 50mA,

PO = +45dBmV, Note 2

VCE = 15V, IC = 50mA,

PO = +45dBmV, Note 3

– –60 –57 dB

– –60 –57 dB

Note 2. 12 Channel Flat –– NCTA Channel 2 through 12 100% Mod (Square wave) Channel 13CW

Note 3. Channel 2 and Channel G Intermod Product on Channel 13

.260

(6.6)

Max

.500

(12.7)

Min

.370 (9.39) Dia Max

.355 (9.03) Dia Max

Emitter

.018 (0.45)

Base

Collector/Case

45°

.031 (.793)

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