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.

LED Drivers for LCD Backlight (Non-step-up type)

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

Broad Lineup LED Drivers for LCD Backlights

LED Drivers for LCD Backlight (Non-step-up type)

Part No.	Supply Voltage (V)	Constant Current Driver					Control I/F	Package	RoHS	Distribution Inventory
Part No.	Supply Voltage (V)	LEDs	maximum Current Setting form	Maximum current （mA）	LED Current Matching （%）	Brightness Control	Control I/F	Package	RoHS	Distribution Inventory

BD1754HFN	2.7 to 5.5	max.4	Resistance change at ISET terminal	32 (at an ISET resistance of 120kΩ)	3% max.	Built-in 64-step current DAC	UPIC *1	HSON8	Yes
BD9206EFV	8 to 30	36	VSET voltage setting	30 (at VSET=3V)	4% max.	VSET pin control & PWM control for EN pin	Pin logic setting	HTSSOP-B20	Yes