NTE7157 データシートの表示（PDF） - NTE Electronics

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NTE7157

Integrated Circuit Low Frequency Power Amplifier

NTE Electronics 

Electrical Characteristics: (VCC = 9V, RL = 4Ω, Rg = 600Ω, f = 1kHz, TA = +25°C unless otherwise

specified)

Parameter

Symbol

Test Conditions

Min Typ Max Unit

Quiescent Current

Output Power

Total Harmonic Distortion

Voltage Gain

Input Resistance

Output Noise Voltage

Ripple Rejection Ratio

Crosstalk

Input Offset Voltage

Stand–By Current

ICCQ

Pout

THD

GV

RIN

Vno

RR

CT

V6, V7

Istb

Vin = 0

THD = 10%

THD = 10%, RL = 3Ω

Pout = 0.4W/Ch

Rf = 120Ω, Vout = 0.775Vrms (0dBm)

Rf = 0Ω, Vout = 0.775Vrms (0dBm)

Rg = 10kΩ, BW = 20Hz to 20kHz

Rg = 600Ω, fripple = 100Hz

Rg = 600Ω, Vout = 0.775Vrms (0dBm)

SW1 → OFF

– 21 45 mA

2.0 2.5 – W

– 3.0 – W

– 0.2 1.0 %

43 45 47 dB

– 56.5 – dB

– 30 – kΩ

– 0.3 1.0 mVrms

– –52 – dB

– –50 – dB

– 30 60 mV

– 1 – µA

Pin Connection Diagram

VCC2 1

Output 1 2

Bootstrap 1 3

16 VCC1

15 Output 2

14 Bootstrap 2

PW–GND

PW–GND

Pre–GND 6

NF 1 7

Input 1 8

11 Ripple

10 NF 2

9 Input 2

.202 (5.12)

16

9

1

8

.770 (19.5)

Max

.254 (6.45)

.168 (4.26) Max

.100 (2.54)

.141

(3.6)

.700 (17.78)

.138

(3.5)

.300 (7.62)

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