G5904 Datasheet Four Channel High Efficiency White LED Driver

Manufacturer: Global Mixed-mode Technology

G5904 four channel high efficiency white led driver by Global Mixed-mode Technology - Datasheet Preview

Datasheet Details

Part number	G5904
Manufacturer	Global Mixed-mode Technology
File Size	34.02 KB
Description	Four Channel High Efficiency White LED Driver
Datasheet	G5904 Datasheet

General Description

The G5904 charge pump drives up to four white LEDs with regulated constant current for uniform intensity.

By utilizing dynamic 1x/2x charge-pump modes and ultra-low-dropout current regulators, it achieves high efficiency over the 1-cell lithium battery input voltage range.

The 250kHz fixed frequency switching allows for tiny external components, and the regulation scheme

Overview

Global Mixed-mode Technology Inc.

G5904 Four Channel High Efficiency White LED.

Key Features

Dynamic 1x/2x Charge Pump Switching.
Up to 80mA (20mA/LED) Drive Capability.
90% Average Efficiency.
0.5% (TYP) LED Current Matching.
Wide Current Range per LED [0.1mA ~ 20mA].
Single Wire EN/Brightness Control.
2.7V to 5.5V Supply Voltage Range.
< 1µA Shutdown Current.
Output Over-voltage Protection.
Open/Short LED Protection.
Thermal Shutdown Protection.
TDFN2.5X2.5-10 and TQFN3X3-16 Pa.

More Datasheets from Global Mixed-mode Technology

Part Number	Description
G5910	High-Efficiency White LED Charge Pump
G5916	Flash LED Driver
G5920	Constant-Current White LED
G5921	Constant-Current White LED
G5930	Switched Capacitor Voltage Inverter
G5931	Switched Capacitor Voltage Inverter
G5933	High Voltage 1.5x Charge Pump
G5934	High Voltage 1.5x Charge Pump
G5938	N-MOSFET Load Switch Controller
G5966	Boost WLED Driver