TPS92201AMDRVR

Overview

The TPS92201AMDRVR is a high-efficiency synchronous buck LED driver IC from Texas Instruments. It supports an input voltage range of 2.5 V to 5.5 V and delivers up to 1.5 A output current. The device operates at a switching frequency of 1.5 MHz, with an adjustable output voltage range of 600 mV to 5.5 V. It features integrated high-side and low-side MOSFETs for compact design. The component is housed in a WSON-6 package (2x2 mm) and functions within a temperature range of -40°C to +85°C.

Feature Summary

• Integrates high-side and low-side MOSFETs for a compact synchronous buck topology
• Supports both analog and PWM dimming methods for precise light control
• Includes internal soft-start functionality to manage inrush current during startup

Applications

• General LED lighting applications requiring efficient step-down regulation
• Battery-powered portable lighting devices operating within the specified voltage range
• Compact LED modules where space constraints necessitate small footprint packages

Procurement Notes

Verify the specific suffix 'MDRVR' corresponds to the WSON-6 package and tape-and-reel configuration when sourcing. Confirm that the application circuitry matches the 2.5 V to 5.5 V input requirements. Ensure thermal management strategies align with the device's operational limits in enclosed environments. Cross-reference datasheet revision dates to ensure compatibility with existing design files.

Selection Notes

Select this component for designs requiring a single-channel LED driver with integrated power switches. It is suitable for systems needing high efficiency in a small form factor. Consider the 1.5 MHz switching frequency for minimizing external passive component sizes. Verify that the load current does not exceed the 1.5 A limit under all operating conditions.

Part Context

This part belongs to the TPS92201A series of LED lighting drivers. It is designed as a cost-effective solution for replacing discrete solutions in LED applications. The series focuses on simplifying design through integration of power stages and control logic. It targets markets demanding reliable and efficient LED driving capabilities.

Replacement Considerations

Check for direct pin-compatible alternatives within the same family if package variations are required. Evaluate other synchronous buck LED drivers from Texas Instruments for similar electrical specifications. Ensure any substitute maintains the same dimming interface and thermal performance characteristics.