LM2586SX-5.0/E7001891

Voltage Regulators - DC DC Switching Regulators Overview

The LM2586SX-5.0/E7001891 is a SIMPLE SWITCHER step-up/flyback regulator from Texas Instruments, operating with an input voltage range of 4V to 40V and delivering up to 3A switch current. It features a fixed 5V output in a TO-263-8 (D2PAK) surface-mount package. The device integrates a 100kHz to 200kHz switching frequency, operates across a -40°C to 125°C junction temperature range, and utilizes current-mode control for stable performance.

Voltage Regulators - DC DC Switching Regulators Feature Summary

• Integrates current-mode control architecture for enhanced transient response and simplified compensation requirements.
• Supports wide input voltage ranges suitable for diverse power supply configurations.
• Includes internal frequency compensation to minimize external component count.

Voltage Regulators - DC DC Switching Regulators Applications

• Industrial power distribution systems
• Battery-powered equipment requiring voltage boosting
• General-purpose DC-DC conversion modules

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the specific suffix E7001891 against official Texas Instruments documentation to confirm its exact functional equivalence to standard commercial variants. Ensure compatibility with RoHS directives and check for any specific handling or storage requirements mandated by the manufacturer's datasheet before integration into production designs.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 5V output is required from a variable or higher input source within the specified voltage limits. Consider the thermal performance of the D2PAK package and ensure adequate PCB copper area for heat dissipation. Verify that the load current does not exceed the 3A switch rating under all operating conditions.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2586 family of SIMPLE SWITCHER regulators, designed for efficient power conversion. The SX variant indicates a surface-mount package, while the 5.0 suffix denotes a fixed 5V output configuration. It is engineered for applications demanding high efficiency and minimal external components compared to traditional linear regulators.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

Consult official substitution guides for equivalents such as LM2586SX-ADJ/NOPB for adjustable output needs or other TI SIMPLE SWITCHER series devices. Confirm pinout compatibility and electrical specifications match before replacing existing components in established designs.