LM3519 driver equivalent, high frequency boost white led driver.
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*2 Drives 2 to 4 LEDs at 20mA
* Up to 30kHz PWM Dimming Control Capability
* >80% Peak Efficiency
* Up to 8MHz Switching Frequency
* Small External .
* LCD, White LED Backlighting on Mobile Phones
* Digital Still Cameras and PDAs
* General Purpose LED Lighti.
The LM3519 drives up to 4 white LEDs with constant current to provide LCD backlighting in handheld devices. The LED current is internally set to 20mA. The series connection allows the LED current to be identical for uniform brightness and minimizes t.
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