ams OSRAM AS1181 Eight-Channel LED/VCSEL Driver
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ams OSRAM AS1181 PowerDescription
The ams OSRAM AS1181 Eight-Channel LED/VCSEL Driver is a highly integrated self-contained driver for near-to-eye applications such as Augmented Reality (AR) and Virtual Reality (VR) glasses. It features enhanced safety monitoring functions to ensure safe operation for the eyes, including LED short detection and overcurrent protection. The driver is configurable through a serial wire interface and can drive up to two IR LEDs per channel.
ams OSRAM AS1181 Eight-Channel LED/VCSEL Driver
Introduction
The ams OSRAM AS1181 is an advanced eight-channel LED/VCSEL driver designed for near-to-eye applications, particularly in the realms of Augmented Reality (AR) and Virtual Reality (VR). This highly integrated driver not only enhances visual experiences but also prioritizes safety with its built-in monitoring functions.
Part Description
The AS1181 is a self-contained driver that supports up to two infrared (IR) LEDs per channel, making it ideal for applications requiring precise illumination control. It features a serial wire interface for configuration, allowing for easy integration into various systems. The driver includes enhanced safety monitoring functions such as LED short detection, overcurrent protection, and temperature shutdown, ensuring safe operation for the eyes. With a compact wafer-level chip-scale package (WLCSP) measuring just 2.9mm x 1.75mm x 0.5mm, it is suitable for space-constrained designs.
Applications
- Eye, face, and hand tracking in AR/VR and XR glasses
- Iris recognition systems
- General-purpose LED driving with enhanced safety features
Industries
- Consumer Electronics
- Augmented Reality and Virtual Reality
- Security and Surveillance
- Automotive (for advanced driver-assistance systems)
Usage Ideas
- AR Glasses Development: Create a prototype of AR glasses that utilize the AS1181 for eye tracking and enhanced visual feedback, ensuring user safety with its monitoring features.
- Iris Recognition System: Design a secure iris recognition system that leverages the AS1181's dual-channel capabilities for precise illumination during scanning.
- LED Lighting Control: Implement a general-purpose LED lighting system that uses the AS1181 to control RGB or white LEDs, taking advantage of its PWM input for dynamic lighting effects.
Conclusion
The ams OSRAM AS1181 Eight-Channel LED/VCSEL Driver is a versatile and safety-focused component that opens up numerous possibilities in the fields of AR, VR, and beyond. Its advanced features and compact design make it an excellent choice for developers looking to enhance their products with reliable and efficient LED driving capabilities.
