AS1113 LED Driver IC

16-channel 50mA direct LED driver


  • Open/Short error detection
  • Low current diagnostic mode
  • 50mA output current
  • 50MHz SPI interface


  • Improved picture quality & reduced maintenance cost through identifying defect LEDs & its position
  • No flickering during LED test
  • Highest brightness of LEDs
  • Allows high resolution external PWM via SPI

Product parameters

Outputs [#] 16
LED Current per Output [mA] 50
Error Detection Yes
Read-Back Yes
LED-to-LED Matching [%] 3
Supply Voltage [V] 3.0 to 5.5
Package SSOP-24 \ TQFN(5x5)-28

General Description

The AS1113 is a SPI interfaced, 50mA 16-channel direct LED driver and offers on-chip diagnostics. It can detect open/short LED position during operation and offers a (flickerfree) low current diagnostic mode.

This product suits for the following applications:

  • Public information displays
  • Stadium displays
  • Illumination

Technical Documents

Type Description Language
Datasheet Document version 1.04 English

Environmental Documents

Type Description Language
Material Declaration Form MDF_176170069_AS1113-BQFT English
Material Declaration Form MDF_176170069_AS1113-BQFR English
Material Declaration Form MDF_176170062_AS1113-BSSU English
Material Declaration Form MDF_176170062_AS1113-BSST English


Type Description Language
Product Change Notification PCN38-2018 (Change of Polyimide Wafer Coating Material used in our Fab B) English

Other Information

Type Description Language
Block Diagram AS1113 Block Diagram English