la6557h Sanyo Semiconductor Corporation, la6557h Datasheet
la6557h
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la6557h Summary of contents
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... Ordering number : ENN6350 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. Features and Functions • Four BTL power amplifier channels and one H-bridge power amplifier channel • ...
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... The voltage across an 8 Ω load. With the output saturated. 3. MUTE: When the MUTE pin is high, the outputs will be on, and when low, off (high impedance) 4. These values are design guarantee values, and are not tested. LA6557H Pd max — Ta 3.0 2 ...
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... Pin Assignment LA6557H LA6557H Top view No. 6350-3/8 ...
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... Channel 4 input (gain adjustment) IN Notes: The center frame (FR) functions as the power system ground. It must be, along with S-GND, at the lowest potential in the system. The power supply pins and LA6557H Function 1 and V - and (15,17,24 (16,18,23) Vref 2 must be shorted together externally to the IC ...
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... REV loading block Notes: The center frame (FR) functions as the power system ground. It must be, along with S-GND, at the lowest potential in the system. The power supply pins and LA6557H Function 1 and MUTE S-GND 2 must be shorted together externally to the IC. ...
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... O Power supply for channels 1 and LA6557H Thermal shutdown circuit The MUTE pin functions as follows: High: output on Low: output off 22 k – + Signal system power supply 5 V REG (with an external PNP transistor) + – – ...
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... LA6557H 28 2 REV FWD 27 5– S-GND MUTE O 4– 3– LA6557H -IN O REF 2– 20 REG-OUT REG-IN O 1– ...
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... SANYO believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of May, 2000. Specifications and information herein are subject to change without notice. LA6557H ...