LM3503 Overview
The LM3503 is a white LED driver for lighting applications. For dual display backlighting applications, the LM3503 provides a plete solution. The LM3503 contains two internal white LED current bypass FET (Field Effect Transistor) switches.
LM3503 Key Features
- 2 Drives up to 4, 6, 8 or 10 White LEDs for Dual Display Backlighting
- >80% Peak Efficiency
- Output Voltage Protection Options: 16V, 25V
- Input Under-Voltage Protection
- Internal Soft Start Eliminates Inrush Current
- 1 MHz Constant Switching Frequency
- Analog Brightness Control
- Wide Input Voltage Range: 2.5V to 5.5V
- Low Profile Packages: <1 mm Height
- 10 Bump DSBGA
LM3503 Applications
- Dual Display Backlighting in Portable devices
