Description
INTEGRATED CIRCUITS DIVISION .
The MXHV9910 is a low-cost, high-brightness (HB) LED driver manufactured using IXYS IC Division’s high-voltage BCDMOS on SOI process.
Features
* 8VDC to 450VDC Input Voltage Range
* >90% Efficiency
* Drives Multiple LEDs in Series/Parallel
Combinations
* Regulated LED Drive Current
* Linear or PWM Brightness Control
* Resistor-Programmable Oscillator Frequency
* RoHS Compliant
Applica
Applications
* Flat-Panel Display RGB Backlighting
* Signage and Decorative LED Lighting
* DC/DC or AC/DC LED Driver Applications
MXHV9910 Block Diagram
6 VDD 1 VIN RT 8
Voltage Reference
250mV
7 LD
PWMD 5 3
GND
Voltage Regulator
OSC
-
+
-
+
MXHV9910
Off-Line, High Brightness LED Dr