MP3384 Overview
The MP3384 is a step-up converter with 4-channel current sources designed for driving the white LED arrays for large size LCD panel backlighting applications. The MP3384 uses current mode, fixed frequency architecture. The switching frequency can be selected at 1.25MHz or 625kHz.
MP3384 Key Features
- High Efficiency and Small Size
- 4.5V to 25V Input Voltage Range
- 50V Maximum Step-up Voltage
- Balanced Driver for 4 Strings of WLED
- 2.5% Current Matching Accuracy Between
- Selectable Switching Frequency: 1.25MHz or
- PWM Dimming
- Programmable Over-voltage Protection
- Under Voltage Lockout
- Open and Short LED Protection