la6564h Sanyo Semiconductor Corporation, la6564h Datasheet
la6564h
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la6564h Summary of contents
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... Ordering number : EN7336 LA6564H Overview The LA6564H is a 4-channel bridge (BTL) driver for CD-R. Functions • Three power supply systems (with a separate preamplifier stage) • Bridge-connection (BTL) POWER AMP 4CH built-in. • max 1A • Mute circuit (output ON/OFF) built-in. With three systems (2-1-1) • ...
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... SANYO : HSOP28HC(375mil) LA6564H Conditions V CC current, all outputs ON (all MUTE H) Total current and VS1 through 3 (All MUTE : L) Between + and – outputs of each =8Ω. Voltage between outputs of CH1 through CH3 * =16Ω. Voltage between outputs of CH4 *1 Input and output gain ...
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... CC ) VG4 9 11kΩ VG1 11 11kΩ VREF-OUT 13 VREF-IN 14 LA6564H CH3 ON/OFF P-GND (Power system GND) S-GND (Signal system GND) 44kΩ 22kΩ CH1, 2 ON/OFF Thermal Shutdown CH4 ON/OFF (Overheat protection circuit) 28 (NC) CH2 ...
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... Output pin (+) for channel 2, non-inverted output for channel 2 input 27 VG2 Output pin (-) for channel 2, inverted output for channel 2 input 28 (NC) Do not use Note : Center frame (FR) becomes GND for the power system (P-GND). Set this to the minimum potential together with S-GND. LA6564H Pin descriptions No.7336-4/7 ...
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... MUTE1 MUTE 22 MUTE2 15 MUTE3 LA6564H Description Each input pin VG VREF-OUT S-GND Each output pin ON/OFF for each V CC channel output MUTE : H output ON MUTE : L output OFF MUTE1, 2 100kΩ ...
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... The input/output gain is determined from the resistance ratio as shown in the figure below. To set the gain with the VG pin, the input-output gain has a slight temperature characteristic depending on the difference in temperature characteristic between internal and external resistances. VG1 ((CH1 to CH3)) LA6564H Output CH2 CH3 CH4 MUTE2 ...
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... SANYO Semiconductor 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 December, 2006. Specifications and information herein are subject to change without notice. LA6564H PS No.7336-7/7 ...