Five-Channel Bridge Driver
Ordering number : ENN6350
Monolithic Linear IC
LA6557H
Five-Channel Bridge Driver for MD and CD Players
Overview
The ...
Description
Ordering number : ENN6350
Monolithic Linear IC
LA6557H
Five-Channel Bridge Driver for MD and CD Players
Overview
The LA6557H is a five-channel bridge driver developed for use in CD and MD players. It provides four BTL power amplifier channels and one H-bridge power amplifier channel.
Package Dimensions
unit: mm 3234-HSOP28H-C
[LA6557H] 15.3 6.2 2.7
Features and Functions
Four BTL power amplifier channels and one H-bridge power amplifier channel IOmax: 700 mA (each channel) Built-in level shifter circuits (BTL amplifiers) One muting circuit (output on/off control) system that operates for the BTL amplifiers Thermal shutdown circuit built in
28
15
0.65 0.25 1.3
Ratings 14 Unit V A V V W W °C °C 0.7 13 13 0.82 2.0 –30 to +85 Ratings 5.6 to 13 Unit V
1
14
0.85 2.25
0.8
0.3
2.5max
Specifications
Maximum Ratings at Ta = 25°C
Parameter Supply voltage Maximum output current Maximum input voltage Mute pin voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max IOmax VINBmax VMUTE Pd max Topr Tstg Independent IC
0.1
SANYO: HSOP28H-C (375mil)
Conditions
For each channel in channels 1 to 5
Mounted on the specified printed circuit board*
–55 to +150
Note: * Specified printed circuit board: 76.1 × 114.3 × 1.6 mm3 glass-epoxy PCB
Operating Conditions at Ta = 25°C
Parameter Recommended supply voltage Symbol VCC Conditions
Any and all SANYO products described or contained herein do not have specifications that can handle app...
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