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Производитель |
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Номер в каталоге производителя |
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Категория продукта |
Драйверы систем светодиодного освещения |
Лист данных |
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Изображение |
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Характеристики VIN range from 4.5V to 75V 2% Internal reference voltage (1.235V) Current sense voltage adjustable from 20mV High-side current sensing 2Ω MOSFET gate driver Dimming MOSFET gate driver Input under-voltage protection Over-voltage protection Low shutdown current, IQ < 1µA Fast (50kHz) PWM dimming Cycle-by-cycle current limit Programmable switching frequency LED output status flag (LM3423 only) Fault timer pin (LM3423 only) TSSOP EP 16-lead package (LM3421) TSSOP EP 20-lead package (LM3423) Applications LED Drivers Constant-Current Buck-Boost Regulator Constant-Current Boost Regulator Constant-Current Flyback Regulator Constant-Current SEPIC Regulator Thermo-Electric Cooler (Peltier) Driver |