LED Drivers for LCD Backlights

LCDs are finding their way into an increasing number of devices, from mobile phones to portable audio players and printers. ROHM offers a wide array of LED drivers for LCD backlights, including models capable of driving 96 lamps, units with integrated dimmer for lower power consumption, RGB/Flash drivers, and ICs with built-in LDO that contribute to greater miniaturization. In addition, both chopper and charge pump types are offered for high efficiency and low noise operation, respectively.

The LED Driver Quick Search searches from among the series listed below.
LED Drivers for LCD Backlights

Broad Lineup LED Drivers for LCD Backlights

| Constant Current Backlight Drivers for LCD Panels (Non-step-up Type) | Backlight LED Drivers for Small LCD Panels (Charge Pump Type) | Multifunction Backlight LED Drivers for Small LCD Panels (Charge Pump Type) | White Backlight LED Drivers for Small to Medium LCD Panels (Switching Regulator Type) | White Backlight LED Drivers for Medium to Large LCD Panels (Switching Regulator Type) |

Constant Current Backlight Drivers for LCD Panels (Non-step-up Type)

Low saturation high accuracy constant current drive eliminates brightness fluctuations (BD1754HFN,BD9206EFV)
Increased space savings over discrete configurations (BD1754HFN)
Brightness adjustment function reduces microcontroller load (BD1754HFN)

Backlight LED Drivers for Small LCD Panels (Charge Pump Type)

Step-up output voltage fluctuations suppressed, eliminating output capacitor buzzing (BD1204GWL,BD1206GUL)
Brightness control function reduces microcontroller load (BD1601MUV, BD1606MVV, BD82103GWL, BD1204GWL, BD1206GUL)
Optimized automatic step-up operation (BD1604MVV, BD1604MUV, BD1601MUV, BD1606MVV, BD82103GWL, BD1204GWL, BD1206GUL)

Multifunction Backlight LED Drivers for Small LCD Panels (Charge Pump Type) Illumination function reduces microcontroller load (BD6081GVW,BD6081GU,BD6088GUL,BD6082GUL) Double dimming functionality based on ambient and image brightness (BD6095GUL, BD6088GUL, BD6083GUL, BD6082GUL (Only supports linear sensor)) Flexible white LED control	White Backlight LED Drivers for Small to Medium LCD Panels (Switching Regulator Type) Double dimming functionality based on ambient and image brightness (BD60910GU) Synchronous rectification system reduces the number of external parts required (BD6176GUT, BD6071HFN, BD6069GUT, BD6072HFN) Soft start function built in (BD6067GU, BD6176GUT, BD6071HFN, BD6069GUT, BD6072HFN, BD60910GU)

White Backlight LED Drivers for Medium to Large LCD Panels (Switching Regulator Type) Suppressed step-up voltage fluctuations reduces output capacitor noise (BD6583MUV-A、BD6592MUV、BD6586MUV、BD6150MUV) Excellent current accuracy, even with PWM brightness control (BD6583MUV-A, BD6592MUV, BD6586MUV, BD6581GU, BD6150MUV, BD6149MUV, BD6142AMUV) LED VF fluctuation absorption