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1. Describe
RT4533GJ6 is a highly integrated LED driver IC Drive 10 WLEDs in series. It consists of electric current Mode boost converter with integrated 36.5V/1.2A power supply switch. RT4533/A supports a wide input voltage range, from 2.5V to 5.5V and operates at a fixed frequency of 1.1MHz. The LED current is set by an external resistor, and The feedback voltage is adjusted to 200mV / 300mV.
2. Features
1. 2.5V to 5.5V Input Voltage Range
2. 36.5V Open LED Protection for 10 WLEDs
3. PWM Dimming Brightness Control
4. 200mV / 300mV Reference Voltage with ±2% Accuracy
5. 1.1MHz Switching Frequency
6. Built-In Soft-Start
7. Over-Temperature Protection
8. Internal Compensation
9. Current Limit
10. RoHS Compliant and Halogen Free
3. Applications
1. Cellular Phones
2. Digital Cameras
3. Probable Instruments
4. Pin Configurations
5. Functional Pin Description
6. Package overview
