5-27V 350mA Step-down HB LED Driver Module Working voltage: DC 5-27V (Compatible with 5V, 6V, 9V, 12V, 18V, 24V LED systems) Output current: 0-350mA; Adjustable via RCS resistor for maximum drive current control Maximum output power: 8W Current regulation via PWM control Single pin ON/OFF and brightness control using PWM Simple design with low component count Wide input voltage range: 5V to 30V Up to 350mA output current PWM dimming capability 3% output current accuracy Up to 1MHz switching frequency Inherent open-circuit LED protection High efficiency (up to 93%) Adjustable constant LED current High-side current sensing Hysteretic control no compensation required Soft over-temperature protection Weight: 1.5g Typical applications: - Low voltage halogen replacement - Automotive lighting - LED backup lighting - Illuminated signs Color: White Material: PCB Size: 15 x 15 x 6mm Package includes: 10 x Module Note: Light reflection and display differences may cause slight variations in color appearance. Measurement error allowed: +/- 1-3cm.