RT9378 Datasheet 4 Channels 100ma X1/x1.5/x2 Charge Pump White Led Driver

Manufacturer: Richtek

Overview: ® RT9378 4 CHs 100mA x1/x1.5/x2 Charge Pump White LED Driver.

Datasheet Details

Part number	RT9378
Manufacturer	Richtek
File Size	211.18 KB
Description	4 Channels 100mA x1/x1.5/x2 Charge Pump White LED Driver
Datasheet	RT9378-Richtek.pdf

The RT9378 is a 4 CH WLED driver with auto mode selection of x1, x1.5 and x2 mode with low dropout voltage in current sources.

The RT9378 can power up to 4 white LEDs with regulated constant current for uniform intensity.

Each channel (LED1 to LED4) can support up to 25mA.

z Efficiency Up to 93% Over Li-ion Battery Discharge z Typical 85% Average Efficiency Over Li-ion Battery Discharge z Support Up to 4 White LEDs z Support Up to 25mA/Per Channel z Support Up to 100mA Output Current z PWM Brightness Control z 60mV Typical Current Source Dropout z 1% Typical LED Current Accuracy z 0.7% Typical LED Current Matching z Automatic x1/x1.5/x2 Charge Pump Mode Transition z Low Input Noise and EMI Charge Pump z 5V Over Voltage Protection z Power On/Mode Transition In-rush.

Part Number	Description
RT9378A	4 Channels 100mA x1/x1.5/x2 Charge Pump White LED Driver
RT9373A	3-Channel Charge Pump White LED Driver
RT9379	6 Channels 150mA x1/x1.5/x2 Charge Pump
RT9300A	Low Dropout Current Source
RT9300B	Low Dropout Current Source
RT9301	3-Channel Low Dropout RGB LED Driver
RT9302	60mA 3-Channel Pulse Dimming Current Source LED Driver
RT9363	Smallest 60mA 3-Channel Charge Pump White LED Driver
RT9363A	3 Channels 90mA x1/x2 Charge Pump White LED Driver
RT9367C	I2C Programmable White LED Driver