AN5276 Просмотр технического описания (PDF) - Panasonic Corporation

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AN5276

5 W ×2-ch (19V, 8 Ω) power amplifier with variable audio output and volume control

Panasonic Corporation 

ICs for Audio Common Use

s Application Circuit Example

100 µF

5V

STB off

STB on

STB 11

VIN1

1 µF

2

10 kΩ

VIN2

1 µF

5

Mute on

Mute off

10 kΩ

5V

8.2 kΩ Mute 8

10 µF

AN5276

VCC

1000 µF

12 1000 µF

SP

8Ω

7 1000 µF

SP

8Ω

9

Output GND

STB off

VCC

STB on

0V

Mute off 0 V

Mute on

5V

s Usage Notes

1) External heatsink is needed when used. External heatsink should be fixed to the chassis.

2) Fin of the IC can be connected to GND.

3) Please prevent output to VCC short and output to GND short.

4) The temperature protection circuit will operate at Tj around 150 °C. However, if temperature decreass, the

protection circuit would automatically be deactivated and resume normal operation.

7

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