BA7786FP-Y Ver la hoja de datos (PDF) - ROHM Semiconductor

Número de pieza

componentes Descripción

Fabricante

BA7786FP-Y

Headphone / speaker amplifier for notebook computers

ROHM Semiconductor 

Multimedia ICs

BA7787FS

BA7786FP-Y / BA7787FS

LINE IN L

MUTE CTRL

LINE IN R

SYSTEM BEEP IN

PM BEEP IN

HP SUSPEND

SP SUSPEND

VCC

EVR CTRL VR

27k

∗

27k

∗

+

33k

15k

∗

15k

18k

1

2

3

4

5

BIAS

6

7

8

HP VCC

VR

20 +

19

+

18

+

HP VCC

100

HP JACK

100

HP GND

VR

17

SP VCC

16 +

15

SP VCC

390k

14

SP

8Ω

13

9

HP SUSPEND

10

SP SUSPEND

12

SP GND

11

∗

is for mixing input

Fig. 4

Pin

TERMINAL

No.

NAME

3

MUTE CTRL

9

HP SUSPEND

10

SP SUSPEND

12 LINE MIX ON / OFF

FUNCTION

L

H

HP MUTE ON

HP MUTE OFF

HP OPERATED HP SUSPENDED

SP OPERATED SP SUSPENDED

LINE MIX OFF

LINE MIX ON

TERMINAL

FORM

100k PULL UP

PNP BASE

PNP BASE

100k PULL UP

13

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