4-Channel Bridge (BTL) Driver
Ordering number : EN5904
LA6543M
Monolithic Linear IC
LA6543M
4-Channel Bridge (BTL) Driver for CD-ROM
Overview
The ...
Description
Ordering number : EN5904
LA6543M
Monolithic Linear IC
LA6543M
4-Channel Bridge (BTL) Driver for CD-ROM
Overview
The LA6543M is a 4-channel bridge (BTL) driver developed for CD-ROM applications.
Functions
4-channel power amplifier with bridge circuit (BTL) IO max: 1A Integrated muting circuit (MUTE: Output OFF at Low,
output ON at High. MUTE1 is for channel 1, and MUTE2 for channels 2, 3 and 4.) Integrated thermal shutdown circuit Divided output stage power supply (VS1: CH1, CH2, CH3; VS2: CH4)
Package Dimensions
unit: mm 3129-MFP36SLF
[LA6543M]
36 19
0.1 2.25 7.9 2.5max 0.65 9.2 10.5
1 18 0.25 15.3
0.4 0.8 0.85
SANYO : MFP36SLF
Specifications
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Maximum supply voltage 1 Maximum supply voltage 2 Input voltage Mute pin voltage Allowable power dissipation
VCCmax VSmax VINmax VMUTEmax Pd max
VS1, 2 Input pins VIN1 to 4
IC only
Specified substrate Note 1
Operating temperature
Topr
Storage temperature
Tstg
Note 1: Specified substrate 76.1 x 114.3 x 1.6 (t)mm, glass exposy
Ratings 14 14 13 13 0.9 2.1
– 20 to +75 – 55 to +150
Unit V V V V W W °C °C
Operating Conditions at Ta = 25°C
Parameter
Symbol
Recommended operation voltage 1 Recommended operation voltage 2-1 Recommended operation voltage 2-2
VCC VS1 VS2
Conditions
VS1: CH1 to CH3 VS2: CH4 output reference power supply
Ratings
4 to 13 4 to 13 4 to 13
Unit V V V
*VCC > VS1, 2
Any and all SANYO products described or contained herein...
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