Part number: AL3157
Manufacturer: DIODES (https://www.diodes.com/)
File Size: 295.44KB
Download: 📄 Datasheet
Description: HIGH EFFICIENCY 1x/2x CHARGE PUMP LED DRIVER
The AL3157 drives 3 channels at up to 30mA for small screen backlighting and an additional channel up to 210mA for LED F.
The AL3157 is a low noise, constant frequency charge pump DC/DC converter that uses a Dual mode load switch (1x), and doubling (2x) conversion for driving white LEDs. Low external part count (one 1µF flying capacitor and two 2.2µF capacitors at VIN a.
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