LM2588SX-3.3

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 up to 6.5 A output current in flyback configurations and features a switching frequency of 200 kHz. It utilizes a TO-263-7 package, offers a load regulation of 100 mV, and functions within a temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated flyback topology for step-up conversion from wide input ranges
• Built-in shutdown capability for power management efficiency
• Fixed 3.3 V output configuration for standard supply rails

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring isolated or boosted power
• Battery-powered equipment needing extended runtime via step-up regulation
• Automotive electronics operating under wide voltage fluctuations

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (e.g., NOPB) against the datasheet to confirm RoHS compliance and lead-free status. Ensure the ordering part number matches the required package variant and output voltage tolerance. Confirm availability through authorized distributors as stock levels fluctuate. Check for moisture sensitivity level requirements during storage and handling procedures before assembly.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a high-current step-up solution is needed from a 4 V to 40 V source. The fixed 3.3 V output eliminates external resistor networks for basic applications. Consider the TO-263-7 package for thermal performance in higher current scenarios. Verify that the flyback topology aligns with the system's isolation or voltage boost requirements compared to standard buck converters.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the SIMPLE SWITCHER family, designed for simplified power design with minimal external components. The LM2588 series integrates the switch and control circuitry into a single monolithic IC. This specific model targets applications requiring robust step-up conversion capabilities with integrated protection features.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct replacements include other LM2588 variants with different output voltages or packages. Verify pin compatibility and thermal characteristics when substituting. Consult the manufacturer's cross-reference guide for updated versions or enhanced feature sets.