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PA7522L-H12-A-T Datasheet(PDF) 5 Page - Unisonic Technologies

Part # PA7522L-H12-A-T
Description  DUAL 3-W BTL AUDIO POWER AMPLIFIER
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

PA7522L-H12-A-T Datasheet(HTML) 5 Page - Unisonic Technologies

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PA7522
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
5 of 8
www.unisonic.com.tw
QW-R107-059.A
TERMINAL EQUIVALENT CIRCUITS AT VCC=8V
PIN NO.
HSIP-12A
HSIP-14B
PIN NAME
VOLTAGE
1
2
VCC
8V
2
3
Ch.1 + output pin
3.6V (at no signal)
3
4
GND
0V
4
5
Ch.1 - output pin
3.9V (at no signal)
5
6
Standby pin
0V or 5V (Standby off at supply 5V.
Standby at 0.4V less or open. )
6
7
Ch.1 input pin
1.4V (Input circuit bias voltage is output)
7
8
GND
0V
8
9
Ch.2 input pin
1.4V (Input circuit bias voltage is output)
9
10
Volume pin
Supply to 0V ~ 1.25V
10
11
Ch.2-output pin
3.9V (at no signal)
11
12
GND
0V
12
13
Ch.2+ output pin
3.6V (at no signal)
USAGE NOTES
* Please avoid the short-circuits to VCC, ground, or load short-circuit.
* Please connect the cooling fin with the GND potential.
* The thermal shutdown circuit operates at about TJ=150°C. However, the thermal shutdown circuit is reset
automatically if the temperature drops.
* Please carefully design the heat radiation especially when you take out high power at high VCC .
* Please connect only the ground of signal with the signal GND of the amplifier in the previous stage.


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