LM2670SX-12/NOPB

$4.22

Description：IC REG BUCK 12V 3A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:0cd5958ca671 Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2670SX-12/NOPB 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 BUCK 12V 3A TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2670SX-12/NOPB

Description：IC REG BUCK 12V 3A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：8V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：12V
Voltage - Output (Max)：-
Current - Output：3A
Frequency - Switching：260kHz
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 LM2670SX-12/NOPB

LM2670SX-12/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2670SX-12/NOPB is a SIMPLE SWITCHER high-efficiency step-down voltage regulator manufactured by Texas Instruments. It integrates a 3A power switch and operates from an input voltage range of 8V to 40V, providing a fixed 12V output. The device utilizes a buck topology with a switching frequency of 260kHz. It is housed in a TO-263-7 (D2PAK) surface-mount package and supports operation temperatures from -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrates a 3A power switch for high current capability
Fixed 12V output eliminates external feedback resistor networks
Operates over a wide 8V to 40V input voltage range
Includes internal compensation for minimal external component count

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation for industrial equipment
Distribution bus conversion in embedded systems
High-efficiency DC-DC conversion for battery-powered devices

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SX' against the manufacturer's official datasheet to confirm the package type and tape-and-reel configuration. Ensure the 'NOPB' designation aligns with current RoHS compliance requirements. Cross-reference the part number with authorized distributors to confirm availability and authenticity before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12V output is required at up to 3A. It is suitable for designs needing wide input voltage tolerance and high efficiency without complex external compensation. Consider thermal management due to the integrated power switch and operating temperature range.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM267x series of SIMPLE SWITCHER regulators, which are designed for high-efficiency step-down applications. The series includes adjustable and fixed voltage variants, offering a balance of performance and ease of implementation for various power management needs.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Compatible substitutes include LM2670SX-ADJ/NOPB for adjustable output or LM2679SX-12/NOPB for higher current capacity. Verify pin compatibility and thermal characteristics when transitioning between these alternatives.

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Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.