LM5002SD/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM5002SD/NOPB is a high-voltage switching regulator IC manufactured by Texas Instruments, designed for versatile power conversion topologies including boost, flyback, forward converter, and SEPIC configurations. It operates with an input voltage range of 3.1 V to 75 V and provides an adjustable output voltage from 3.1 V up to 76 V. The device supports a switch current of 400 mA and features a programmable switching frequency ranging from 50 kHz to 1.5 MHz. Packaged in an 8-WSON (4x4) surface-mount format with an exposed pad, it functions within a junction temperature range of -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Supports multiple non-isolated and isolated power conversion topologies including boost, flyback, forward, and SEPIC.
• Enables flexible design through adjustable output voltage and programmable switching frequency ranges.
• Operates directly from wide-range input sources without requiring pre-regulation.

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supply designs
• Automotive electronics systems
• Telecommunications equipment

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official documentation to confirm package type and RoHS compliance status. Confirm availability as some variants may be obsolete or discontinued. Ensure the ordering part number matches the required thermal performance and pinout configuration for your PCB layout.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring high input voltage tolerance and multiple topology options. Consider the 400 mA switch current limit and the 8-WSON package thermal characteristics. Evaluate the need for external components such as Schottky diodes and inductors based on the chosen operating frequency and load requirements.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the LM5002 family of high-voltage switching regulators. It shares functional similarities with other members like the LM5002MA but differs in packaging and specific electrical parameters. The SD variant specifically utilizes an 8-WSON package, distinguishing it from SOIC-8 alternatives within the same product line.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM5002SD/NOPB serves as the lead-free replacement for the obsolete LM5002SD. Verify pin compatibility and thermal specifications when substituting.