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HV9989 |
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| Part Number | HV9989 |
| Manufacturer | Microchip (https://www.microchip.com/) |
| Description | HV9989 is a three-channel peak current mode PWM controller designed to drive single switch converters in a constant-output current mode. It can be used for driving either RGB LEDs or multiple channels... |
| Features |
• Three out-of-phase constant-current boost converters • Current loop closed, with sub-microsecond PWMdimming pulses, supports PWM dimming >20 kHz • Internal 40V linear regulator • External clock input • External individual reference inputs • Individual PWM dimming inputs • Programmable slope compensation • +0.2A/-0.4A gate drivers • Independent short circuit protection with hiccup for each channel • Latching output open-circuit protection Applications • LCD panel back-lighting Description HV9989 is a three-channel peak current mode PWM controller designed to drive single switch converters in... |
| Document |
 HV9989 Data Sheet
PDF 557.50KB |
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Desde 2024. D4U Semiconductor.
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