38V High Efficiency, Boost WLED Driver with PWM Control, SGM3752 Replace BIT3269.
FEATURES

• 1:250 Stable Luminance Dimming 

• Low EMI by Conducting Ringing Cancelling 

• Improved PSRR for Waveless Lighting 

• Input Voltage Range: 2.7V to 5.5V

• Integrated 40V, 1.5A Current Limit MOSFET 

• 38V Open LED Protection for 10 LEDs in Series

• 1.2MHz Switching Frequency

• 200mV Reference Voltage

• PWM Brightness Control 

• Under-Voltage Protection

• Up to 90% Efficiency

• Built-in Soft-Start Function 

• Thermal Shutdown

• -40℃ to +85℃ Operating Temperature Range 

• Available in Green TSOT-23-6 Package

PIN CONFIGUTION
优势替代
BIT3269 BIT3269.pdf

No.12139

FEATURES

• 2.5V to 10V input range

• Drives up to 27 LEDs from a 5V supply 

• 36V power switch 

• Current mode control 

• 650mA current limitation 

• Fast 1.2MHz switching frequency 

• SOT23-6 package 









PIN CONFIGUTION
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