D97AU816B

1

25

PIN CONNECTION (Top view)

PIN FUNCTIONS

N.

Name

Function

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

out 1

BOOT1

STBY-MUTE

FEED1

OSC

FEED2

IN1

T1

+5V

GND

CURREF

T2

-5V

FEED3

IN2

FEED4

NC

BOOT2

OUT2

Negative signal/substrate supply

Negative power supply CH1

PWM output of CH1

Positive power supply CH1

Bootstrap CH1

Control State Pin

Feedback pin 1 CH1

Master Oscillator Setting Freequency Pin (or external sync.)

Feedback pin2 CH1

Input CH1

Triangular waveform CH1

+5V regulator (only for internal purposes)

Signal ground

Setting current resistor

Triangular waveform CH2

-5V regulator (only for internal purposes)

Feedback pin1 CH2

Input CH2

Feedback pin2 CH2

Not connected

Bootstrap CH2

Positive power supply CH2

PWM output of CH2

Negative power supply CH2

10V regulator

TDA7490L

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