LM2587S-12

$5.51

Description：IC REG BST FLYBACK 12V 5A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:3b0aaa5c9b03 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2587S-12 is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BST FLYBACK 12V 5A TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2587S-12

Description：IC REG BST FLYBACK 12V 5A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube
Function：Step-Up, Step-Up/Step-Down
Output Configuration：Positive
Topology：Boost, Flyback, Forward Converter
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：12V
Voltage - Output (Max)：-
Current - Output：5A (Switch)
Frequency - Switching：100kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package：TO-263 (DDPAK-5)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2587S-12

LM2587S-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2587S-12/NOPB is a SIMPLE SWITCHER step-up/flyback regulator from Texas Instruments. It operates with an input voltage range of 4 V to 40 V and provides a fixed 12 V output. The device supports up to 6.5 A output current in flyback configurations, utilizing a TO-263-5 package. It features a 100 kHz switching frequency, -40 °C to +125 °C operating temperature range, and includes internal soft-start, current limiting, and thermal shutdown.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated 5.0 A, 65 V NPN power switch for high-current handling
Current mode control architecture for improved transient response
Internal oscillator enables use of compact magnetic components
Built-in protection against overcurrent, undervoltage, and overheating

Voltage Regulators - DC DC Switching Regulators Applications

Industrial power supply systems
Battery-powered equipment requiring voltage boosting
Distributed power architectures
General-purpose DC-DC conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (e.g., NOPB) to confirm lead-free compliance and RoHS status. Ensure the ordering part number matches the required package variant and temperature rating. Cross-reference datasheet revisions to confirm pinout consistency before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this model for applications requiring a fixed 12 V output from a wide input range. Consider the TO-263 package for thermal management needs. Evaluate external component requirements for flyback transformer design if operating in that topology. Confirm load current demands do not exceed the specified limits under worst-case conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the LM2587 family of monolithic integrated circuits designed for flyback, boost, and forward converter applications. The series offers multiple fixed voltage options alongside an adjustable version, providing flexibility for various standard voltage rails in power management designs.