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LM2596SX-5.0 — DPAK / D2PAK (TO-252/263) package (representative)
DPAK / D2PAK (TO-252/263)
Representative of package type
National Semiconductor Corp

LM2596SX-5.0

Buck Switching Regulator · TO-263-5 · Analog
Part Status: Active
Data last refreshed Jul 27, 2026
Manufacturer
National Semiconductor Corp
Mfr Part #
LM2596SX-5.0
Series
LM2596
Category
Buck Switching Regulator
Datasheet
View datasheet ↗
Availability & Pricing
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Product Attributes

Electrical & Parametric
Output Voltage5.0 V
Output Current3 A
Switching Frequency150 kHz
Input Voltage Range4.5 V ~ 40 V
Physical & Thermal
Package / CaseTO-263-5
Mounting TypeSurface Mount
SeriesLM2596
Operating Temperature-40°C ~ 125°C
Classification & Lifecycle
CategoryBuck Switching Regulator
TypeAnalog
Part StatusActive

3A step-down switching regulator, fixed 5.0V output

Part Activity

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Specifications reviewed & updated · ZDI

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Engineering FAQ

What are the key specifications of LM2596SX-5.0?
Output Voltage: 5.0 V; Output Current: 3 A; Switching Frequency: 150 kHz; Input Voltage Range: 4.5 V ~ 40 V.
What package is LM2596SX-5.0 supplied in?
LM2596SX-5.0 is supplied in the TO-263-5 package, surface mount, rated -40°C ~ 125°C.
Can ZDI source LM2596SX-5.0 beyond the quantities shown?
Yes — ZD Integrated Circuits specializes in sourcing hard-to-find, obsolete, and excess electronic components through its global network, with counterfeit-avoidance inspection on every lot. Submit an RFQ with your target quantity for availability and pricing.

Documents & Media

Quality & Counterfeit Avoidance

ISO 9001 ERAI Member ESD Certified GIDEP Participant ZDI EQuality Process CAGE Code 1V8K2

ZD Integrated Circuits operates an ISO 9001-certified quality system incorporating JEDEC-standard process-control elements. In an era of global sourcing and internet procurement, standards compliance alone no longer assures component authenticity — so ZDI pioneered a multi-layered counterfeit-avoidance program: supplier analysis at the source-country level, detailed component analysis, defined inspection standards for all incoming devices, and stringent supplier rating and review. These programs let ZDI guarantee the integrity and the source of every component it ships.

Every lot moves through ZDI's EQuality Process™ — validation, QI-1 and QI-2/camera inspection, RoHS verification, bake and bag-and-tag, and QI-3 final inspection — with Quality-Manager disposition before release. Nonconforming material is quarantined; conforming material is warehoused or shipped.

✓Multi-stage EQuality Process™ inspection (QI-1 · QI-2/camera · QI-3)
✓Source-country supplier analysis, rating & review
✓Incoming inspection, RoHS verification, bake, full lot traceability
✓ESD-controlled handling · authentic parts guaranteed

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