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LB1947 数据表(PDF) 4 Page - Sanyo Semicon Device |
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LB1947 数据表(HTML) 4 Page - Sanyo Semicon Device |
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4 / 9 page  LB1947 No.6192-4/9 Block Diagram 12 8 9 5 4 10 3 1 6 2 11 13 7 OUTA E OUTA VI ST VBB VCC IN1 IN2 VREF CR MD GND Control logic circuit Current select circuit One-shot multi- blanking time Thermal shutdown circuit UVLO Truth Table IN1 IN2 ST VI MD OUTA OUTA Operating mode H L H H L H L Forward, 2/5 times, FAST H L H H M H L Forward, 2/5 times, MIX H L H H H H L Forward, 2/5 times, SLOW H L H L L H L Forward, 1/5 times, FAST H L H L M H L Forward, 1/5 times, MIX H L H L H H L Forward, 1/5 times, SLOW H H H H L L H Reverse, 2/5 times, FAST H H H H M L H Reverse, 2/5 times, MIX H H H H H L H Reverse, 2/5 times, SLOW H H H L L L H Reverse, 1/5 times, FAST H H H L M L H Reverse, 1/5 times, MIX H H H L H L H Reverse, 1/5 times, SLOW L H H H L L L Brake, 2/5 times, FAST L H H H M L L Brake, 2/5 times, MIX L H H L L L L Brake, 1/5 times, FAST L H H L M L L Brake, 1/5 times, MIX L H H X H L L Brake, no current limiting L L H X X OFF OFF Output OFF X X L or OPEN X X OFF OFF Standby mode (circuit OFF) Except for MD pin, Low at input OPEN. MD M: determined by external voltage. |
类似零件编号 - LB1947 |
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类似说明 - LB1947 |
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