Description

The FAN5701 is a highly integrated and efficient charge-pump-based multi-LED driver. The device can drive up to six LEDs in parallel with a total output current of 180mA.

Features

■ Six (6) Parallel LEDs (up to 30mA each)

■ Total Package Load Current Capability: 180mA

■ Two Default Groups of Four (4) and Two (2) LEDs for Main and Sub-Display Lighting with Individual PWM Dimming Controls that Operate up to 20kHz

■ >600:1 Dimming Ratio for 100Hz PWM Frequency

■ Up to 92 Efficiency

■ Built-in 1.5x Charge Pump with Low-Dropout Bypass Switch

■ Wide Input Range: 2.7V to 5.5V

■ VOUT Over-Voltage and Short-Circuit Protection

■ Over-Temperature Protection

■ 1.2MHz Switching Frequency for Small-Sized Capacitors

■ 16-Bump 1.61mm x 1.61mm WLCSP (0.6mm Height)

■ 16-Lead 3.0mm x 3.0mm UMLP (0.55mm Height)

Applications

■ LCD Backlighting

■ Keypad Backlighting

■ Mobile Handsets

■ Portable Media Player