LM2588SX-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2588SX-3.3/NOPB is a SIMPLE SWITCHER step-up wide VIN flyback regulator manufactured by Texas Instruments. It operates with an input voltage range of 4 V to 40 V and provides a fixed output voltage of 3.3 V. The device supports a maximum output current of 6.5 A and features a switching frequency of 200 kHz. It is housed in a TO-263-7 package, suitable for surface mount installation, and functions within a temperature range of -40 °C to +125 °C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-current switch capable of delivering up to 6.5 A
• Wide input voltage range from 4 V to 40 V
• Fixed 3.3 V output configuration

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supplies
• Automotive electronics
• Distributed power systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SX' against the manufacturer's official datasheet to confirm the exact tape-and-reel packaging quantity and moisture sensitivity level. Ensure the ordering part number matches the required thermal performance and pinout configuration for your PCB layout design.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3 V output is required from a wide input range. The integrated switch simplifies design compared to controllers. Verify that the 6.5 A current capability meets load requirements and that the TO-263-7 package fits the available board space.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2588 family of SIMPLE SWITCHER regulators. These devices are designed for high-efficiency step-up applications using a flyback topology. The family offers various fixed output voltages to suit different system requirements while maintaining a consistent control interface.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Check for LM2588SX-3.3 variants without the NOPB suffix or other TI flyback regulators with similar current ratings and input ranges. Confirm pin compatibility and thermal characteristics before substitution.