Part Number
|
EMD2795 |
Manufacturer
|
Elite MicroPower |
Description
|
Regulated Switched Capacitor LED Current Source |
Published
|
Jul 21, 2014 |
Detailed Description
|
Preliminary EMD2794/EMD2795
Elite MicroPower Inc.
Regulated Switched Capacitor LED Current Source with Analog and PWM B...
|
Datasheet
|
EMD2795
|
Overview
Preliminary EMD2794/EMD2795
Elite MicroPower Inc.
Regulated Switched Capacitor LED Current Source with Analog and PWM Brightness Control
General Description
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.
The switching
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
fr...
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