TPS923650D2DSGR

Overview

The TPS923650D2DSGR is a single-output LED driver IC from Texas Instruments, designed for boost and buck-boost topologies. It supports an output current of 2 A with a supply voltage range of 4.5 V to 63 V. The device operates at a switching frequency of 400 kHz and delivers an output voltage between 5.5 V and 65 V. Packaged in an 8-pin WSON, it functions within a temperature range of -40°C to +85°C.

Feature Summary

• Supports both boost and buck-boost LED drive topologies
• Integrated constant current control for single-output applications
• Compact WSON-8 package design

Applications

• Indoor lighting systems
• Outdoor lighting fixtures
• LCD backlighting

Procurement Notes

Verify the specific suffix D2 against the official datasheet to confirm pinout and functional configuration. Ensure the WSON-8 package matches the target PCB footprint. Confirm that the 63 V maximum supply voltage aligns with the system's power requirements. Check RoHS compliance status through the manufacturer's documentation before finalizing procurement.

Selection Notes

Select this component for applications requiring a 2 A output current in boost or buck-boost configurations. The 400 kHz switching frequency allows for efficient passive component sizing. The wide input voltage range accommodates various power sources. Ensure the operating temperature range meets the environmental constraints of the intended deployment scenario.

Part Context

This part belongs to the TPS923651 series family, which includes similar LED driver devices. The TPS923650 variant specifically denotes the configuration associated with the D2 suffix. Evaluation modules such as the TPS923650D2DGNREVM are available for testing this specific device configuration in development environments.

Replacement Considerations

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