LM2595SX-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2595SX-12 is a SIMPLE SWITCHER® step-down switching voltage regulator manufactured by Texas Instruments. It operates with an input voltage range of 4.5V to 40V and provides a fixed 12V output at up to 1A. The device integrates a 150kHz oscillator, internal power switch, and error amplifier. It utilizes pulse-width modulation (PWM) control for efficient regulation. The component is housed in a surface-mount TO-263 package (D2PAK-5), suitable for thermal dissipation.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated high-voltage power switch rated for 40V input
• Fixed 12V output configuration with 1A current capability
• Internal 150kHz oscillator eliminates external timing components
• Built-in thermal shutdown and current limit protection

Voltage Regulators - DC DC Switching Regulators Applications

• Point-of-load DC/DC conversion modules
• Pre-regulators for linear regulators
• Battery-powered systems requiring step-down regulation

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SX' indicates the SOIC or TO-263 variant as datasheets may vary by revision. Confirm RoHS compliance status via the manufacturer's official documentation. Ensure the ordering part number matches the required package type and temperature rating before procurement.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12V output is required from a wide input voltage range. It is suitable for applications needing moderate efficiency without complex external feedback networks. Consider thermal management requirements due to the integrated power switch design.

Voltage Regulators - DC DC Switching Regulators Part Context

Part of the LM2595 SIMPLE SWITCHER family, designed for easy implementation of buck converters. The series offers various fixed voltage outputs and adjustable versions. It serves as a cost-effective solution for general-purpose power supply designs in industrial and consumer electronics.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2595S-12/NOPB: Direct functional equivalent with updated environmental compliance. LM2596S-12: Similar topology but different pinout and performance characteristics; verify compatibility.