Osram AS1170 2-channel LED and VCSEL driver ICs
OSRAM AS1170 2-channel LED and VCSEL driver ICs featuring a high-efficiency DC-DC boost converter and two independent current sinks. These devices integrate multiple protection features such as overvoltage, overtemperature, undervoltage, flash timeout, and short-circuit protection to ensure reliable operation. The AS11702-channel LED and VCSEL driver ICs support output currents of up to 2000mA and feature an I²C interface for flexible configuration and monitoring. These components support a maximum supply voltage of 4.4V and operate within a temperature range from -30°C to +85°C. Typical applications include 3D sensing, handheld scanners, and safety signage.
Features
- Automatic current adjustment
- Dual independent current sinks
- High-efficiency 4MHz fixed-frequency DC-DC boost converter
- Independent channel control
- Load-balancing function
- Soft-start and soft ramp-down functionality
Applications
- 3D sensing
- Flash/torch/video light for smartphones
- Handheld scanners
- Safety signage
Technical Specifications
| Parameters | Values |
|---|---|
| Package Dimensions | 2.25mm × 1.5mm × 0.6mm |
| Supply Voltage Range | 2.7V to 4.4V |
| Maximum Shutdown Current | 2µA |
| Operating Temperature Range | -30°C to +85°C |
| Maximum Output Current | Up to 2000mA |
| Typical Operating Frequency | 4MHz |
