TDA8933B Просмотр технического описания (PDF) - NXP Semiconductors.

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производитель

TDA8933B

Class-D audio amplifer

NXP Semiconductors. 

NXP Semiconductors

6. Block diagram

TDA8933B

Class D audio amplifier

IN1P

2

IN1N

3

INREF

12

IN2P

15

IN2N

14

DIAG

4

CGND

7

POWERUP

6

ENGAGE

5

OSCREF OSCIO

10 31

OSCILLATOR

VSSD

PWM

MODULATOR

VDDA

8

CTRL

MANAGER

PWM

MODULATOR

PROTECTIONS:

OVP, OCP, OTP,

UVP, TF, WP

CTRL

MODE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

VDDA

STABILIZER 11 V

VSSP1

VDDA

STABILIZER 11 V

VSSP2

REGULATOR 5 V

VSSD

VDDA

28

BOOT1

29

VDDP1

27

OUT1

26

VSSP1

21

BOOT2

20

VDDP2

22

OUT2

23

VSSP2

25

STAB1

24

STAB2

18

DREF

11

HVPREF

TEST

13

Fig 1. Block diagram

TDA8933BTW

9

VSSA

1, 16, 17, 32

VSSD(HW)

VSSA

HALF SUPPLY VOLTAGE

30

HVP1

19

HVP2

010aaa455

TDA8933B_1

Preliminary data sheet

Rev. 01 — 23 October 2008

© NXP B.V. 2008. All rights reserved.

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