LM2586SX-12

Voltage Regulators - DC DC Switching Regulators Overview

The LM2586SX-12/NOPB is a SIMPLE SWITCHER step-up switching regulator from Texas Instruments, designed for high-efficiency power conversion. It operates with an input voltage range of 4 V to 40 V and provides a fixed output voltage of 12 V. The device supports a maximum output current of 3 A at a standard switching frequency of 100 kHz. It utilizes TO-263-7 surface-mount packaging and functions within a junction temperature range of -40°C to +125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrated monolithic controller supporting boost, flyback, and forward topologies
• Fixed 12 V output configuration for simplified design
• Operates over a wide 4 V to 40 V input voltage range

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial point-of-load regulation
• Battery-powered systems requiring step-up conversion
• General-purpose DC-DC power supplies

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix 'SX' against the manufacturer datasheet to confirm tape-and-reel packaging requirements. Ensure the NOPB designation aligns with RoHS compliance standards. Confirm that the TO-263-7 package matches your PCB footprint constraints before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 12 V output is required from a variable or higher-than-output input source. It is suitable for applications needing up to 3 A load current without external feedback resistor adjustments. Consider thermal management solutions given the TO-263 package's power dissipation characteristics in enclosed environments.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2586 series of SIMPLE SWITCHER regulators, which are known for reducing design time through integrated controllers. The series offers various fixed voltage options and adjustable variants, providing flexibility for different power supply architectures while maintaining industry-standard pinouts and performance levels.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

LM2586S-12/NOPB: Identical electrical specifications with standard tube packaging instead of reel.

Voltage Regulators - DC DC Switching Regulators FAQ

What is the switching frequency of the LM2586SX-12?

The device operates at a fixed switching frequency of 100 kHz.

Can this regulator be used in flyback configurations?

Yes, the internal controller supports boost, flyback, and forward converter topologies.