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UTCTA8207K

LOW FREQUENCY POWER AMPLIFIER

Unisonic Technologies 

UTCTA8207K LINEAR INTEGRATED CIRCUIT

ELECTRICAL CHARACTERISTICS

(Vcc=9V, RL=4Ω, Rg=600Ω, f=1kHz, Ta=25°C, unless otherwise specified)

PARAMETER SYMBOL

TEST CONDITIONS

MIN

Quiescent Current

ICCQ Vin=0

Output Power

POUT(1) THD=10%

2.0

POUT(2) Vcc=12V,THD=10%

Total Harmonic Distortion

THD POUT=0.4W / ch

Voltage Gain

GV(1) Rf=120Ω

43

VOUT=0.775Vrms

GV(2) Rf=0, VOUT=0.775Vrms

Input Resistance

RIN

Output Noise Voltage

VNO Rg=10kΩ

BW=20Hz ~ 20kHz

Ripple Rejection Ratio

R.R. Rg=600Ω

Fripple=100Hz

Cross Talk

C.T. Rg=600Ω, Amp1<->2

VOUT=0dBm, f=1kHz

Input Offset Voltage

V6,V7

Stand-by Current

SW1->OFF

TYP

21

2.5

4.6

0.2

45

56.5

30

0.3

52

50

30

1

MAX

45

1.0

47

UNIT

mA

W

W

%

dB

dB

kΩ

1.0

mVrms

dB

dB

60

mV

µA

TYPICAL DC VOLTAGE OF EACH TERMINAL (Vcc=9V, Ta=25°C)

TERMINAL NO. 1

2

3

4

5

6

7

8

9

10 11 12

DC Voltage

8.7 4.5 Vcc 5.0 0.7 0.03 0.03 0.7 GND 4.5 8.7 Vcc

UTC UNISONIC TECHNOLOGIES CO., LTD. 2

QW-R107-013,A

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