LM2586S-3.3

$4.36

Description：IC REG BST FLYBACK 3.3V 3A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:9fa7f66db57c Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2586S-3.3 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 3.3V 3A TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2586S-3.3

Description：IC REG BST FLYBACK 3.3V 3A 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)：3.3V
Voltage - Output (Max)：-
Current - Output：3A (Switch)
Frequency - Switching：100kHz ~ 200kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-8, D2PAK (7 Leads + Tab), TO-263CA
Supplier Device Package：TO-263 (DDPAK-7)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2586S-3.3

LM2586S-3.3

Voltage Regulators - DC DC Switching Regulators Overview

The LM2586S-3.3 is a SIMPLE SWITCHER step-up/flyback switching voltage regulator from Texas Instruments, designed for wide input voltage ranges of 4V to 40V. It delivers a fixed 3.3V output with a maximum switch current of 3A and operates at a switching frequency up to 200kHz. The device integrates a 150mA driver for external Schottky diodes and includes thermal shutdown protection. It is housed in a TO-263 (DDPAK-7) surface-mount package, suitable for efficient power conversion in compact designs.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-current internal switch capable of delivering up to 3A
Fixed 3.3V output option eliminates external feedback resistor networks
Built-in thermal shutdown protects against overheating under fault conditions

Voltage Regulators - DC DC Switching Regulators Applications

Battery-powered systems requiring step-up or flyback topology
Industrial control power supplies
Distributed power architectures

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix (e.g., NOPB) to confirm RoHS compliance status. Ensure the TO-263 package variant matches your PCB footprint requirements. Confirm that the fixed 3.3V output aligns with your load specifications before ordering.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3V output is required from a wide input range. It is appropriate for applications needing up to 3A output current without the complexity of adjustable regulators. Consider the TO-263 package for its thermal performance in space-constrained designs.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the LM2586 SIMPLE SWITCHER family, which offers integrated switching regulators for various topologies. This series provides a cost-effective solution for DC-DC conversion, combining power switches with control circuitry to simplify design and reduce component count.