TFA9842AJ Просмотр технического описания (PDF) - NXP Semiconductors.

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TFA9842AJ

7.5 W stereo power amplifier with volume control

NXP Semiconductors. 

Philips Semiconductors

TFA9842AJ

7.5 W stereo power amplifier with volume control

13. Application information

13.1 Application diagrams

13.1.1 Single-ended Application

220 nF

Vi

IN1 4

60 kΩ

220 nF

Vi

IN2 1

60 kΩ

CIV 3

VC 7

VCC

9

VREF

VOLUME

CONTROL

100 nF

VCC

1000 µF

8 OUT1

1000 µF +

RL

−

4Ω

2 OUT2

SHORT-CIRCUIT

AND

TEMPERATURE

PROTECTION

1000 µF +−

RL

−

4Ω

VCC

MICRO-

CONTROLLER

TFA9842AJ

0.5VCC 6 SVR

22 µF

5

150 µF

GND

001aae065

Fig 11. SE application diagram

Remark: Switching inductive loads, the output voltage can rise beyond the maximum

supply voltage of 28 V. At high supply voltage it is recommended to use (Schottky) diodes

to the supply voltage and ground.

TFA9842AJ_1

Preliminary specification

Rev. 01 — 28 April 2006

© Koninklijke Philips Electronics N.V. 2006. All rights reserved.

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