LM2585T-12

$4.22

Description：IC REG BST FLYBCK 12V 3A TO220-5
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tube

SKU:c959e369b786 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2585T-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 FLYBCK 12V 3A TO220-5. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2585T-12

Description：IC REG BST FLYBCK 12V 3A TO220-5
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：3A (Switch)
Frequency - Switching：100kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Through Hole
Package / Case：TO-220-5 Formed Leads
Supplier Device Package：TO-220-5
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2585T-12

LM2585T-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2585T-12 is a SIMPLE SWITCHER 3A Flyback Regulator manufactured by Texas Instruments. It operates with an input voltage range of 4.75V to 40V and provides a fixed 12V output at up to 3A. The device integrates a 150kHz oscillator, frequency compensation, and a 0.9A internal switch. Key features include cycle-by-cycle current limiting, thermal shutdown, and remote on/off control. It supports flyback topology for isolated power supplies.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates a high-efficiency 0.9A internal power switch
Includes built-in frequency compensation for stable operation
Provides comprehensive protection against overcurrent and overheating

Voltage Regulators - DC DC Switching Regulators Applications

Isolated DC-DC converter designs
Negative voltage generation circuits
Multi-output power supply systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix matches the required output voltage configuration. Confirm package type and lead-free status align with assembly requirements. Check datasheet revisions for any updates to electrical characteristics or recommended operating conditions before finalizing procurement specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component for applications requiring isolated outputs with moderate current demands. Ensure the transformer design supports the 150kHz switching frequency. Verify that the input voltage range accommodates the system's maximum supply variations without exceeding the 40V limit.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the SIMPLE SWITCHER family, the LM2585 series offers simplified design for flyback converters. The LM2585T-12 variant specifically targets fixed 12V isolated outputs. It replaces older National Semiconductor designs under Texas Instruments ownership.