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HV9918 |
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| Part Number | HV9918 |
| Manufacturer | Supertex |
| Description | The HV9918 is a PWM controller IC designed to drive high brightness LEDs using a buck topology. It operates from an input voltage of 4.5 to 40VDC and employs hysteretic control with a high-side curren... |
| Features |
► ► ► ► ► ► ► ► ► ► Hysteretic control with high-side current sensing Integrated 40V 1.0Ω MOSFET >90% Efficiency Wide input voltage range: 4.5 to 40V ±5% LED current accuracy Up to 2.0MHz switching frequency Adjustable constant LED current Analog or PWM control signal for PWM dimming Over-temperature protection -40ºC to +125ºC operating temperature range General Description The HV9918 is a PWM controller IC designed to drive high brightness LEDs using a buck topology. It operates from an input voltage of 4.5 to 40VDC and employs hysteretic control with a high-side current sense resistor to set... |
| Document |
 HV9918 Data Sheet
PDF 501.81KB |
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Desde 2024. D4U Semiconductor.
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