WD3139 driver equivalent, 38v step-up white led driver.
* Input voltage range
: 2.7~5.5V
* Open LED Protection
: 38V (Typ.)
* Reference Voltage
: 200mV (±5%)
* Switching frequency
: 1MHz (Typ.)
* E.
* Smart Phones
* Tablets
* Portable games
TSOT-23-6L
LX 1 GND 2
6.
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 38V OVP. A Pulse-Width-Modulation (PWM) signal can be applied to the EN pin for LED dimming. The device.
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