LM2670SX-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2670SX-12 is a SIMPLE SWITCHER high-efficiency 3A step-down voltage regulator manufactured by Texas Instruments. It operates with a fixed 12V output and supports an input voltage range up to 40V. The device integrates a synchronous rectifier for improved efficiency and features a switching frequency of 260kHz. It is housed in a VSON-14 package and functions as a buck converter within the LM2670 series.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates a synchronous rectifier to enhance conversion efficiency compared to standard diode-based designs.
• Utilizes SIMPLE SWITCHER architecture to simplify external component selection and reduce design time.
• Features internal compensation and current limiting for stable operation under varying load conditions.

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load regulation for embedded systems
• Battery-powered equipment requiring efficient step-down conversion
• Industrial control systems

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SX' against the official Texas Instruments datasheet to confirm package type and tape/reel specifications. Ensure the part number matches the exact output voltage configuration required for your circuit design. Cross-reference with authorized distributors to confirm availability and authenticity, as counterfeit components may exist in the market.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12V output is required from an input voltage up to 40V. The integrated synchronous rectifier makes it suitable for applications prioritizing efficiency over cost-sensitive alternatives. Consider the VSON-14 package size constraints and thermal requirements during PCB layout planning.

Voltage Regulators - DC DC Switching Regulators Part Context

The LM2670SX-12 belongs to the LM2670 family of SIMPLE SWITCHER regulators. This series is characterized by high efficiency and ease of use. The 'SX' designation typically indicates a specific package variant, such as VSON, distinct from other packages like SOIC or LLP found in related part numbers within the same product line.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the maximum input voltage for the LM2670SX-12?

The maximum input voltage supported by the LM2670SX-12 is 40V.

Does the LM2670SX-12 include a synchronous rectifier?

Yes, the LM2670SX-12 integrates a synchronous rectifier to improve efficiency.