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Fig 10. Typical application diagram

010aaaxxx

CIN

IN1P

IN1

+

−

+

−

IN2

IN1M

SGND

2

3

19

22

21

20

18

470 nF

470 nF

CIN

CIN

IN2P

IN2M

470 nF

470 nF

CIN

220 nF

VDDA

VSSA

17

7

13

14

15

VSSP

OUT2

BOOT2

16

VDDP

CVDDA

220 nF

CVSSA

100 nF

CVDDP

15 nF

CBO

100 nF

CVSSP

100 nF

CVP

VSSP

VSSP

VSSP

VDDP

VDDP

VDDP

+

−

+

−

11

8

23

mode

control

1

6

4

n.c.

5

n.c. n.c.

100 nF

CVDDP

100 nF

CVSSP

100 nF

CVP

CPROT(1)

12

CSTAB

470 nF

ROSC

30 k

Ω

10

9

OUT1

BOOT1

15 nF

CBO

LLC

VSSA

RVDDA

10

Ω

RVSSA

10

Ω

CVP

22

µF

CVDDP

470

µF

CVSSP

470

µF

GND

VDDP

VSSP

VDDA

VDDP

VSSP

VSSA

RSN

10

Ω

RSN

10

Ω

CSN

220 pF

CSN

220 pF

CSN

220 pF

CLC

CLC

CSN

220 pF

RZO

22

Ω

CZO

100 nF

RZO

22

Ω

CZO

100 nF

LOAD

3

Ω to 6 Ω

15

µH

680 nF

4

Ω to 8 Ω

22

µH

470 nF

SINGLE-ENDED

OUTPUT FILTER VALUES

TDA8950J

LLC

SGND

mode control

mute/

operating

10

µF

5.6 k

Ω

+5 V

470

Ω

standby/

operating

5.6 k

Ω

T2

HFE > 80

T1

HFE > 80

470 k

Ω

+5 V

470 k

Ω

10 k

Ω

10 k

Ω