|
Part Number
|
AIC1647 |
|
Manufacturer
|
aic |
|
Description
|
White LED Step-Up Converter |
|
Published
|
Jun 19, 2018 |
|
Detailed Description
|
AIC1647 White LED Step-Up Converter in SOT23
FEATURES
1.2MHz Fixed Frequency Current-Mode PWM Operation. Efficiency Up ...
|
|
Datasheet
|
AIC1647
|
Overview
AIC1647 White LED Step-Up Converter in SOT23
FEATURES
1.
2MHz Fixed Frequency Current-Mode PWM Operation.
Efficiency Up to 84% at VIN=4.
2V, 3LEDs, ILED=20mA Drives Up to 6LEDs in series Low Supply Current: 70µA Matches LED Current Require Tiny Inductors and Capacitors Tiny TSOT-23-5, and SOT-23-5 Packages
APPLICATIONS
Cellular Phones PDAs Digital Still Cameras Handheld Devices White LED Display Backlighting
DESCRIPTION
AIC1647 is a fixed frequency step-up DC/DC converter designed to drive white LEDs with a constant current to provide backlight in handheld devices.
Series connection of the LEDs provides identical LED currents resulting in uniform brightness.
This configuration eliminates the...
Similar Datasheet