MP4658 Description
The MP4658 is a 4-string, secondary-side LED driver for LED backlighting, and is ideal for monitor and small-sized TV LED backlighting. It controls the flyback power stage to regulate the LED current loop and the output supply voltage. The MP4658 integrates 4-string LED current balancing.
MP4658 Key Features
- 6V to 36V Supply Voltage (VIN)
- 80V/200mA, 4-String LED Current Balance
- Provides Feedback for the Previous Power
- <2% LED Current Accuracy
- 1.5% LED Current Balance
- Low LEDx Regulation Voltage, High
- Analog and PWM Dimming
- LED Open Protection, LED Short Protection
- LEDx Pin Short-to-GND Protection
- Over-Voltage Protection (OVP)