LM26400YSDX

Voltage Regulators - DC DC Switching Regulators Overview

The LM26400YSDX is a dual synchronous step-down DC-DC converter manufactured by Texas Instruments. It integrates two independent buck regulators, each capable of delivering up to 2A of output current. The device features a wide input voltage range and supports adjustable output voltages starting from 0.6V. Designed for high efficiency, it operates with a switching frequency of 500kHz. The component is housed in a 16-pin WSON package with an exposed pad for thermal management.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Dual channel architecture providing independent regulation
• High-efficiency synchronous rectification design
• Wide input voltage range capability
• Integrated thermal pad for heat dissipation

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems
• Automotive electronics
• Point-of-load regulation modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (e.g., NOPB) against the manufacturer's datasheet to confirm lead-free compliance and exact pinout configuration. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference the manufacturer's official documentation to validate availability status and any recent design changes or obsolescence notices before finalizing procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when dual isolated or non-isolated low-voltage rails are required from a higher input source. Consider the 2A per channel limit and the 500kHz switching frequency for filter component sizing. Evaluate the thermal performance requirements given the WSON package size and ensure the application environment falls within the specified operating temperature range for reliable operation.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM26400 family of power management integrated circuits. It is part of Texas Instruments' portfolio of synchronous buck converters designed for space-constrained applications. The family typically includes variants with different packaging options and thermal characteristics, all sharing the core dual-channel control logic and protection features.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Publicly confirmed substitutes include the LM26400YSDE/NOPB. Verify pin compatibility and electrical specifications against the original datasheet before substitution.