LA4582CM Datasheet, PDF (1/6 Pages) Sanyo Semicon Device – Pre Power Amplifier for 3-V Headphone Stereo Systems

Ordering number : EN5701
Monolithic Linear IC
LA4582CM
Pre + Power Amplifier for
3-V Headphone Stereo Systems
Overview
The LA4582CM is a preamplifier plus power amplifier IC
that support auto-reverse, and was developed for 3-V
headphone stereo systems.
Features
• The LA4582CM was developed for cassette playback
systems, and in addition to preamplifier and power
amplifier functions, it also provides low boost and
automatic power limitation (PVSS: Peak Volume Select
System) functions.
• Provided in a 36-pin miniature flat package (0.65 mm
lead pitch) that is optimal for set miniaturization.
• Capable of driving 8-Ω speakers
• Two-channel playback auto-reverse preamplifier
• Two-channel headphone power amplifier
• Low-frequency boost function (auto-loudness effect)
• Output suppression function (PVSS)
• Two-channel radio input switch (pre-mute switch)
• Power mute switch
Package Dimension
unit: mm
[LA4582CM]
Ambient temperature, Ta – °C
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Maximum supply voltage
Allowable power dissipation
Operating temperature
Storage temperature
Symbol
V_CC max
Pd max
Topr
Tstg
Operating Conditions at Ta = 25°C
Parameter
Recommended supply voltage
Operating voltage range
Symbol
V_CC
V_CC op
Conditions
Conditions
SANYO: QFP36
Ratings
Unit
4.5
V
375
mW
–20 to +75
°C
–40 to +150
°C
Ratings
Unit
3.0
V
1.8 to 3.6
V
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
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