LA4534M データシートの表示（PDF） - SANYO -> Panasonic

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LA4534M

3V CD Headphone-stereo Power Amplifier

SANYO -> Panasonic 

M.SW OFF

LA4534M

Output AC waveform, VIN=0

M.SW DC waveform

Output AC waveform

M.SW DC waveform

M.SW ON

M.SW OFF

Output AC waveform, VIN=0

M.SW DC waveform

M.SW OFF

Output AC waveform

M.SW DC waveform

M.SW ON

Application Notes

• Poping noise reduction

The switching sequence shown below can minimize poping noise.

PWR.SW

M.SW ON

VCC

t3

PWR, Mute SW

t1

t2

A11154

To minimize poping noise, the PWR mute switch should be turned on t1 (about 0.1s) after power-on and turned off t2

(about. 0.1s) before power-off. Turn on and off the PWR mute switch by applying VCC with the PWR be is no state.

No.4024–8/9

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