| Part Number | WD3139 |
| Manufacturer | WillSEMI |
| Title | 38V Step-Up White LED Driver |
| Description | The WD3139 is a constant current, high efficiency LED driver. Internal MOSFET can drive up to 10 white LEDs in series with 1.2A current limit and... |
| Features |
Input voltage range : 2.7~5.5V Open LED Protection : 38V (Typ.) Reference Voltage : 200mV (±5%) Switching frequency : 1MHz (Typ.) Efficiency : Up to 92% Main switch current limit : 1.2A (Typ.) PWM Dimming frequency : 5KHz to... |
| Datasheet |
 WD3139 Datasheet
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