LA4587 데이터 시트보기 (PDF) - SANYO -> Panasonic

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LA4587

Preamplifier + Power Amplifier for 1.5 V Headphone Stereos

SANYO -> Panasonic 

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Pin No.

Pin name

37 POWER MUTE SW

41 Low Boost SW

Pin voltage

[V]

LA4587M

Unit (resistance: Ω, capacitance: F)

Internal equivalent circuit

Remarks

c When pin 37 is grounded,

mute is on.

c When pin 41 is floating, low

boost is on.

38 POWER SW

c Power on when grounded.

39 FWD/REV SW

40 METAL SW

44 R.F REF

1.13

46 R.F BASE

0.5

c When pin 39 is floating: FWD

mode; when grounded: REV

mode.

c When pin 40 is in FL mode:

metal on.

c RF is referenced hereto. An

external capacitor can be

used to vary RF SVRR.

c Used for external PNP

transistor base drive.

No.5204-8/18

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