EMD2794 Datasheet - Elite MicroPower

EMD2794 Regulated Switched Capacitor LED Current Source

The EMD2794/EMD2795 is a 1.5x/1.0x charge pump that provides four regulated current sources. It accepts an input voltage range from 2.7V to 5.5V and maintains a constant current determined by an external resistor. The EMD2794/EMD2795 delivers up to 80mA of load current to accommodate four White LEDs.

EMD2794 Features

* Regulated current sources with ±0.5% matching High efficiency 3/2 boost function Drives one to four white LEDs. 2.7V to 5.5V input range Up to 80mA output current Analog brightness control frequency is fixed at 1.2MHz to make noise filtering easier. Brightness control can be done by bot

EMD2794-EliteMicroPower.pdf