Overview
Description
The AS3820 is a 16-channel precision LED for use in LCD-backlight panels. Dynamic power feedback controls the external power supply to guarantee the best efficiency.
Built-in safety features include thermal shutdown as well as open and short LED detection. The device is programmable via a serial interface.
Features
- 16-channel LED driver
- Output voltage only limited by external transistor
- Output current only limited by external transistor
- Linear current setting using 10-bit DAC
- Current accuracy ±0.5% at VDAC = 250mV
Comparison
Applications
- LED backlighting for LCD - TV sets and monitors
Documentation
Featured Documentation
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| Datasheet | PDF 2.48 MB | |
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Design & Development
Models
ECAD Models
Schematic symbols, PCB footprints, and 3D CAD models from SamacSys can be found by clicking on products in the Product Options table. If a symbol or model isn't available, it can be requested directly from the website.
Processing table
| 48 QFN | Tape & Reel | Get Samples, | |
| QFN48 7x7 | Get Samples, |
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