AN5278 Просмотр технического описания (PDF) - Panasonic Corporation

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AN5278

4.8 W ×1 (18 V, 8 Ω) Power Amplifier with Volume and Tone Control

Panasonic Corporation 

AN5278

s Application Circuit Example

ICs for Audio Common Use

Input

33 µF 10 µF 6.2 kΩ

330 Ω

0.01 µF

Line out

10 kΩ

5V

Tone

100 µF

10 µF

470 µF

18 V

1000 µF

Speaker

8Ω

5V

Volume

100 Ω

330 Ω

47 µF

Micom

1 Audio det.

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, output to GND short and load short to GND.

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

protection circuit would automatically be deactivated and resume normal operation.

4

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