LM2587S-ADJ/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2587S-ADJ/NOPB is a SIMPLE SWITCHER step-up/flyback regulator from Texas Instruments, housed in a TO-263-5 surface-mount package. It supports an input voltage range of 4 V to 40 V and delivers up to 5 A output current with a switching frequency of 100 kHz. The device features adjustable output voltage, operates between -40°C and +125°C, and includes shutdown functionality.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated power switch for high-efficiency step-up and flyback topologies
• Adjustable output voltage capability via external feedback network
• Built-in thermal shutdown and current limit protection mechanisms

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial control systems requiring isolated or non-isolated DC-DC conversion
• Battery-powered equipment needing voltage boosting from low source levels
• General-purpose power supply designs utilizing the SIMPLE SWITCHER architecture

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the exact suffix against the manufacturer's latest datasheet to confirm pinout and electrical specifications. Ensure the component matches the required thermal management strategy for the TO-263 package. Confirm RoHS compliance status through official documentation before integration into production assemblies.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits that require a wide input voltage range up to 40 V and high output currents near 5 A. The adjustable output feature provides flexibility for various load requirements. Consider the 100 kHz switching frequency for balancing component size and efficiency in boost or flyback configurations.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2587 family of SIMPLE SWITCHER regulators, designed for ease of use with minimal external components. The 'S' indicates a surface-mount TO-263 package, while 'ADJ' denotes adjustable output voltage. The '/NOPB' suffix signifies lead-free and halogen-free construction compliant with environmental standards.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Direct substitutes include other LM2587 variants with fixed outputs (e.g., LM2587S-12/NOPB) if a specific voltage is sufficient. For different packages, consider the LM2587T series for through-hole applications. Verify compatibility regarding thermal performance and pin assignments when cross-referencing.