Datasheet Summary
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SNVS394B
- AUGUST 2005
- REVISED MAY 2013
LM3519 High Frequency Boost White LED Driver with High-Speed PWM Brightness Control
Check for Samples: LM3519
Features
- 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 ponents: 1µH
- 3.3µH(typ.2.2μH) Inductor and 1µF Output Capacitor
- True Shutdown Isolation
- Over-Voltage Protection
- Wide Input Voltage Range: 2.7V to 5.5V
- Small Footprint SOT-23 Package
APPLICATIONS
- LCD, White LED Backlighting on Mobile Phones
- Digital Still Cameras and PDAs
- General Purpose LED Lighting in Handheld
Devices
DESCRIPTION
The LM3519...
