LM2586T-3.3

Voltage Regulators - DC DC Switching Regulators Overview

The LM2586T-3.3/NOPB is a SIMPLE SWITCHER step-up wide Vin flyback regulator from Texas Instruments, operating within a 4V to 40V input range and delivering up to 3A output current. It features a fixed 3.3V output voltage with a maximum output voltage of 60V and minimum of 1.23V. The device utilizes current-mode control and operates at switching frequencies between 100kHz and 200kHz. Packaged in a TO-220-7 ZIP format for through-hole mounting, it supports boost, boost/buck, and flyback topologies. The component functions as a positive single-output switcher IC, rated for junction temperatures from -40°C to 125°C.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates current-mode control architecture for efficient power conversion
• Supports versatile topologies including boost, buck, and flyback configurations
• Features integrated high-current internal switch for simplified design

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power supply systems requiring wide input voltage ranges
• Battery-powered equipment utilizing step-up or buck-boost architectures
• Distributed power distribution networks

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix against official documentation, as standard availability often lists adjustable variants like the LM2586T-ADJ. Confirm RoHS compliance status via the manufacturer's datasheet. Ensure the ordering part number matches the required package type and output configuration before finalizing procurement orders.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when designing circuits requiring a robust 3A switching capability with a wide input voltage span. Consider the thermal performance inherent to the TO-220-7 package for heat dissipation requirements. Evaluate the fixed 3.3V output constraint against system load demands to ensure compatibility with downstream logic or peripheral components.

Voltage Regulators - DC DC Switching Regulators Part Context

This device belongs to the SIMPLE SWITCHER family of DC-DC converters, designed to simplify power supply design by integrating the controller, switch, and freewheeling diode. The LM2586 series provides a cost-effective solution for various voltage regulation needs, offering high efficiency and reduced external component count compared to discrete solutions.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult the official TI replacement guide for verified substitutes. Cross-reference pinouts and electrical specifications carefully to ensure functional equivalence without circuit redesign.