HT7L4661 is Active PFC Non-isolation Buck LED Lighting Driver manufactured by Holtek Semiconductor.
| Part Number | Description |
|---|---|
| HT7L4091 | Universal Step-Down PWM Control |
| HT7L4811 | Non-isolation Buck LED Lighting Driver |
| HT7L4813 | Non-isolation Buck LED Lighting Driver |
| HT7L4815 | Non-isolation Buck LED Lighting Driver |
| HT7L2102 | High Efficiency Dimmable LED Lighting Driver |
The HT7L4661 is a Buck converter controller using quasi-resonant conversion technology. It can be used for driving high-brightness LEDs with power factor correction in off-line applications. The controller is implemented by driving an external power MOSFET and measuring and regulating a constant LED current.
