AS1312-BWLT-45

Overview

The AS1312-BWLT-45 is a synchronous boost switching regulator IC manufactured by ams OSRAM. It operates with an input voltage range of 0.7V to 5V and provides a fixed positive output voltage of 3.3V. The device supports an output current of up to 400mA through its switch terminal. It is housed in an 8-UFBGA or WLCSP package, designed for space-constrained applications requiring efficient DC-DC step-up conversion.

Feature Summary

• Synchronous rectification topology for enhanced efficiency
• Ultra-low quiescent current operation
• Fixed 3.3V output configuration
• Compact wafer-level chip-scale packaging

Applications

• Portable consumer electronics power management
• Battery-powered sensor nodes
• Mobile communication devices
• IoT edge computing modules

Procurement Notes

Verify the specific suffix BWLT-45 against the manufacturer's latest datasheet to confirm pinout compatibility and electrical specifications. Ensure the supplier provides original component traceability documentation. Check for RoHS compliance status as indicated in official product declarations before finalizing procurement orders.

Selection Notes

Select this component when a low-profile solution is required for boosting low input voltages to a stable 3.3V rail. The synchronous design offers superior efficiency compared to asynchronous alternatives at moderate load currents. Consider the thermal performance within the WLCSP package relative to the expected duty cycle and ambient operating conditions.

Part Context

This part belongs to the AS1312 series of ultra-low quiescent current boost converters. It is engineered for mobile and wearable applications where battery life is critical. The series typically includes variants with different output voltages and package options to suit diverse system architectures.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.