LAG673 查看數據表（PDF） - Mitsumi

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LAG673

IC for Headphone Stereos

Mitsumi 

MITSUMI

IC for Headphone Stereos

Monolithic IC LAG673

IC for Headphone Stereos LAG673

Outline

This IC was developed for use in 3 V headphone stereos. It incorporates dual preamp, power amp, electronic

volume and motor control circuits; because it requires extremely few external components, it can be used in a

simple circuit configuration.

Features

1. Broad operating voltage range of 2.0 to 5.0 V

2. Few external components required

3. Well-balanced electronic VR, A-curve attenuation characteristic obtained with B-curve VR

4. Internal motor control circuit, with noise from motor driving unit suppressed

5. Fast forward possible using the forced-on pin

Package

SOP-28B (LAG673F)

SDIP-30A (LAG673D)

Absolute Maximum Ratings

Item

Operating temperature

Storage temperature

Power supply current

Operating voltage

Power consumption

Symbol

TOPR

TSTG

VCC

Vop

Pd

Ratings

-20~+65

-40~+125

-0.3~+7.5

2.0~5.0

450 (SOP-28B)

750 (SDIP-30A)

Units

°C

°C

V

V

mW

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