Universal LED LCD TV Backlight Driver Board — Constant Current Boost, 10.8–24V to 15–80V

Universal LED LCD TV Backlight Driver Board — Constant Current Boost, 10.8–24V to 15–80V

This universal LED backlight driver board is a constant-current boost converter designed to drive LED backlight strips in LCD TVs and monitors from 1.14 to 37 inches. With 10.8–24V input and 15–80V adjustable output, it automatically adapts to the connected LED strip voltage and provides stable constant-current drive at over 92% efficiency. Supports PWM dimming via the PWM input pin and ON/OFF control via the EN pin.

Key Specifications

Parameter	Value
Input Voltage	10.8V – 24V DC
Output Voltage	15V – 80V (auto-adapt to LED strip)
Output Mode	Constant current (CC)
Efficiency	≥92%
Compatible Panel Size	1.14–37 inch LED backlight strips
PWM Dimming	Yes (PWM input pin)
ON/OFF Control	Yes (EN pin)
PCB Dimensions	68 × 30mm

Pin Definitions

Pin	Function
VCC	Input power (10.8–24V DC)
GND	Ground
ON/OFF (EN)	Enable control (HIGH = on)
PWM	Brightness dimming input
LED+	LED strip positive output
LED−	LED strip negative output (current sense)

Output Limits

• 24V input: Max 75V output / 720mA
• 12V input: Max 75V output / 400mA

Why Choose This Driver Board?

• ✅ Universal compatibility — works with 1.14–37 inch LED backlight strips
• ✅ Auto-adapt output voltage — no manual voltage adjustment needed
• ✅ 92%+ efficiency — minimal heat generation
• ✅ PWM dimming support — brightness control from TV main board
• ✅ Compact 68×30mm PCB — fits inside TV chassis

Typical Applications

• LCD TV LED backlight driver board replacement
• LCD monitor backlight repair
• Custom LED backlight driver for DIY display projects
• LED strip constant-current driver for signage

Package Contents

• 1 × Universal LED LCD TV Backlight Driver Board

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