LA4820M Просмотр технического описания (PDF) - SANYO -> Panasonic

Номер в каталоге

Компоненты Описание

производитель

LA4820M

Monaural Speaker/Stereo Headphone Power Amplifier

SANYO -> Panasonic 

Pin Description

Pin No.

Pin name

1 R.F REF

(Ripple Filter)

Pin voltage

[V]

5.5

LA4820M

* When the pin voltage is for VCC1 = 6.0 V

Internal equivalent circuit

Remarks

c LPF pin for ripple filter

reference bias.

c Ripple rejection ratio can be

adjusted through an external

capacitor.

c Open when no ripple filter is

needed.

2 PWR MUTE

1.2

c Power mute is turned on

when pin 2 is pulled down.

c Turns on and off supply of

constant current to the power

block.

3 MONO IN

2.8

c BTL power input pin.

c Input resistance 9 kΩ.

4 MIX OUT

2.8

5 IN1

2.8

6 IN2

c IN1 and IN2 addition output

pin.

c Output resistance 5 kΩ.

c Power input pins.

c Input resistance can be

varied between 14 kΩ and

4 kΩ by ALC.

Continued on next page.

No.5205-7/20

Share Link: