AS1181 datasheet(5/92 Pages) AMSOSRAM

5 / 92 page

AS1181

General description

Datasheet • PUBLIC • Document Feedback

DS001139 • v3-00 • 2026-Apr-01

5 / 92

1.1

Key benefits & features

The benefits and features of AS1181, 8-channel LED/VCSEL driver with enhanced safety

features are listed below:

Table 1: Added value of using AS1181

Benefits

Features

Fully self-contained fault detection and protection

enables easier implementation of eye safety

functionality in end devices over discrete solutions.

Enhanced safety monitors:

• High side over current detection (Anode)

• High side LP node short detection (Anode)

• Low side open/short LED detection (Cathode)

• Built-in-self test (BIST)

• Illumination time monitor

• Over & low temperature shutdown

Easy integration into size constraint applications

Tiny WL-CSP 28 package with 0.4mm pitch.

2.9mm x 1.75mm x 0.5mm (L x W x H)

Support for binocular eye tracking systems

Dual trigger input to start and synchronize illumination with

two eye tracking cameras.

1.2

Applications

•

Eye- / face / hand tracking in AR/VR and XR glasses

•

Iris recognition

•

General purpose LED driver with enhanced safety features

AS1181 Datasheet(PDF) 5 Page - ams-OSRAM AG