Description
Preliminary EMD2794/EMD2795 Elite MicroPower Inc.Regulated Switched Capacitor LED Current Source with Analog and PWM Brightness Control General Desc.
The EMD2794/EMD2795 is a 1.
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
Applications
* White LED Display Backlights White LED Keypad Backlights 1-Cell Li-Ion battery-operated equipment including PDAs, hand-held PCs, cellular phones. yC
o. , Ltd . between any two outputs
Preliminary EMD2794/EMD2795
Elite MicroPower Inc. Connection Diagram
TQFN-16
NC D