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LA6543

Sanyo
Part Number LA6543
Manufacturer Sanyo
Description 4-Channel Bridge (BTL) Driver
Published Apr 25, 2005
Detailed Description Ordering number : EN5973 LA6543 Monolithic Linear IC LA6543 4-Channel Bridge (BTL) Driver for CD-ROM Overview The LA6...
Datasheet PDF File LA6543 PDF File

LA6543
LA6543

Overview
Ordering number : EN5973 LA6543 Monolithic Linear IC LA6543 4-Channel Bridge (BTL) Driver for CD-ROM Overview The LA6543 is a 4-channel bridge (BTL) driver developed for CD-ROM applications.
Package Dimensions unit: mm 3219-QFP34HC [LA6543] 1.
6 13.
2 10.
0 23 24 Features and Functions • Integrated 4-channel power amplifier with bridge circuit (BTL) (two output stage power supply lines) • IOmax: 1A • Integrated level shift circuit • Integrated muting circuit MUTE: Output OFF at Low, output ON at High.
MUTE1 is for channels 1 and 2, and MUTE2 for channels 3 and 4.
• Integrated thermal shutdown circuit • Divided output stage power supply (VS1: CH1, CH2, CH3; VS2: CH4) 1.
6 1.
0 4.
8 0.
8 18 1.
0 0.
2 17 13.
2 10.
0 0.
8 0.
35 34 1 6 7 4.
0 Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage 1 Maximum supply voltage 2 Maximum input voltage Mute pin voltage Allowable power dissipation Operating temperature Storage temperature Symbol Conditions Ratings 14 Unit V V V V W °C °C VCCmax VSmax VINmax VMUTEmax Pd max Topr Tstg IC only VS1, 2 Input pins V IN1 to 4 0.
1 SANYO : QFP34HC 2.
2 2.
45max 14 13 13 0.
77 –20 to +75 –55 to +150 Operating Conditions at Ta = 25°C Parameter Recommended operation voltage 1 Recommended operation voltage 2-1 Recommended operation voltage 2-2 Symbol Conditions Ratings 4 to 13 Unit V V V VCC VS1 VS 2 VS1: CH1 to CH3 VS2: CH4 output reference power supply 4 to 13 4 to 13 * V CC ≥ VS1, 2 Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage.
Consult with your SANYO representative nearest you before using any SANYO products described or contained herein in such applications.
SANYO assumes no responsibility for equipment failures that ...


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