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LM2576T-3.3/NOPB — TO-220 package (representative)
TO-220
Representative of package type
Texas Instruments

LM2576T-3.3/NOPB

Buck Regulator · TO-220-5 · Power Management
Part Status: Active In demand
Data last refreshed Jun 19, 2026
Manufacturer
Texas Instruments
Mfr Part #
LM2576T-3.3/NOPB
Series
LM2576
Category
Buck Regulator
Datasheet
View datasheet ↗
Availability & Pricing
ZDI Price$2.25
Last transacted2007-03-08
Market range$2.25
Sourcing channels8
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Product Attributes

Electrical & Parametric
Output Voltage3.3 V
Output Current3 A
Input Voltage Range4 V to 40 V
Physical & Thermal
Package / CaseTO-220-5
Mounting TypeThrough Hole
SeriesLM2576
Operating Temperature-40°C ~ 125°C
Classification & Lifecycle
CategoryBuck Regulator
TypePower Management
Part StatusActive

3 A step-down switching regulator, 3.3 V fixed output

Environmental & Export Classifications

RoHS Status
RoHS Compliant

Availability & Sourcing

8 sources
SourceMfrQtyDate CodeConditionStatus
Market NS 315 — — Available RFQ
Market NSC 270 11 — Available RFQ
Market NSC 1 200942 — Available RFQ
Market TI 6000 25+ — Available RFQ
Market TI 21084 — — Available RFQ
Market National Semico 13168 — — Available RFQ
Market Texas Instrumen 6000 — — Available RFQ
Market TI 5000 23+ — Available RFQ

ZDI Stock — in our warehouse · Market — offers available through our sourcing network · Live — recent offers from our sourcing network.

Price History & Market Reference

Market Price Range

High$2.25
Low$2.25
Last$2.25
Price as of2007-03-08

ZDI Transaction

Last ZDI price$2.25
As of2007-03-08
Active offers8

Pricing reflects ZDI's transaction and market-reference data. Firm pricing confirmed per RFQ against current availability.

Part Activity

recent searches, RFQs & offers
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LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User
LM2576T-3.3/NOPB viewed on the web · Web User

Recent search and sourcing activity for LM2576T-3.3/NOPB.

Engineering FAQ

What are the key specifications of LM2576T-3.3/NOPB?
Output Voltage: 3.3 V; Output Current: 3 A; Input Voltage Range: 4 V to 40 V.
What package is LM2576T-3.3/NOPB supplied in?
LM2576T-3.3/NOPB is supplied in the TO-220-5 package, through hole, rated -40°C ~ 125°C.
Can ZDI source LM2576T-3.3/NOPB 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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