LM2596SX-3.3/NOPB

$4.90

Description：IC REG BUCK 3.3V 3A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:80070bec787a Category: Voltage Regulators - DC DC Switching Regulators Brand: Texas Instruments

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Product introduction

LM2596SX-3.3/NOPB is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Texas Instruments. Its product description is IC REG BUCK 3.3V 3A TO263. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for LM2596SX-3.3/NOPB

Description：IC REG BUCK 3.3V 3A TO263
Series：SIMPLE SWITCHER®
Mfr：Texas Instruments
Package：Tape & Reel (TR),Cut Tape (CT)
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：4.5V
Voltage - Input (Max)：40V
Voltage - Output (Min/Fixed)：3.3V
Voltage - Output (Max)：-
Current - Output：3A
Frequency - Switching：150kHz
Synchronous Rectifier：No
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：TO-263-6, D2PAK (5 Leads + Tab), TO-263BA
Supplier Device Package：TO-263 (DDPAK-5)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for LM2596SX-3.3/NOPB

LM2596SX-3.3/NOPB

Voltage Regulators - DC DC Switching Regulators Overview

The LM2596SX-3.3/NOPB is a step-down switching regulator from Texas Instruments, operating with an input voltage range up to 40V and delivering a fixed 3.3V output at currents up to 3A. It integrates a 150kHz oscillator for efficient power conversion while minimizing external component requirements. The device features thermal shutdown and current limit protection, ensuring reliable operation in various DC-DC converter applications.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated high-voltage switch capable of handling substantial input voltages
Fixed output voltage option eliminates external feedback resistor networks
Built-in thermal shutdown and current limiting for enhanced reliability

Voltage Regulators - DC DC Switching Regulators Applications

Point-of-load regulation for digital systems
Efficient pre-regulators for linear post-regulators
Battery-powered systems requiring step-down conversion

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify the suffix NOPB indicates lead-free status compliant with RoHS directives. Confirm package type SOT-223 matches board layout requirements. Ensure supplier documentation references the official Texas Instruments datasheet for electrical specifications.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Select this component when a fixed 3.3V output is required without external programming resistors. Consider the 150kHz switching frequency for balancing efficiency and filter size. Evaluate thermal performance under maximum load conditions given the integrated switch capabilities.

Voltage Regulators - DC DC Switching Regulators Part Context

This part belongs to the LM2596 family of simple-switcher regulators. It offers a cost-effective solution for medium-power DC-DC conversion compared to linear regulators, particularly where input-output voltage differentials are significant.