Representative TO-263 / DDPAK (KTT), 5-pin package reference for LM2596S-ADJ/NOPB

Representative package visualProduct reference

Exact MPN13 sourced attributes1 manufacturer document

Texas Instruments · exact orderable part

LM2596S-ADJ/NOPB

Texas Instruments 3 A, 150 kHz adjustable buck regulator; bare KTT IC, not an assembled module.

Minimum Input Voltage: 4.5 V
Maximum Input Voltage: 40 V
Output Current: 3 A
Minimum Adjustable Output Voltage: 1.2 V
Maximum Adjustable Output Voltage: 37 V
Typical Switching Frequency: 150 kHz

Original manufacturerCommercial terms confirmed per lot

ManufacturerTexas Instruments

Package / caseTO-263 / DDPAK (KTT), 5-pin

Mounting typesurface mount

Lifecycleactive

Packing45 units/tube

Temperature grade-40 to 125 °C

Technical parameters

Technical specifications

13 normalized values · 1 manufacturer source

Report a data issue

LM2596S-ADJ/NOPB technical parameters
Parameter	Value
Topology	Buck [1]
Minimum Input Voltage	4.5 V [1]
Maximum Input Voltage	40 V [1]
Output Current	3 A [1]
Package / Case	TO-263 / DDPAK (KTT) [1]
Minimum Adjustable Output Voltage	1.2 V [1]
Maximum Adjustable Output Voltage	37 V [1]
Typical Switching Frequency	150 kHz [1]
Operating Junction Temperature	-40 to 125 °C [1]
Pin Count	5 [1]
Thermal Shutdown	Yes [1]
Current Limit	Yes [1]
Enable / Shutdown Control	Yes [1]

Specification references[1]TI LM2596 SIMPLE SWITCHER Power Converter Datasheet, reviewed 2026-09-10; 47 pages ↗

Product overview

LM2596S-ADJ/NOPB at a glance

The reviewed record identifies LM2596S-ADJ/NOPB as an exact Texas Instruments dc-dc converters order code in TO-263 / DDPAK (KTT), 5-pin. Key selection points include topology of Buck and minimum input voltage of 4.5 V.

Key features

Verified device capabilities

Topology: Buck under the cited manufacturer conditions.
Minimum Input Voltage: 4.5 V under the cited manufacturer conditions.
Maximum Input Voltage: 40 V under the cited manufacturer conditions.
Output Current: 3 A under the cited manufacturer conditions.
Typical Switching Frequency: 150 kHz under the cited manufacturer conditions.

Applications

Where the device is used

Point-of-load conversion from industrial and distributed power rails after input, output and thermal conditions are checked.
Embedded, communications and control equipment that needs a regulated lower-voltage rail.
Power-supply redesigns where switching frequency, external components, efficiency and PCB thermal layout are reviewed together.

Ordering information

Exact code and packing

LM2596S-ADJ/NOPB identifies the exact Texas Instruments order code in TO-263 / DDPAK (KTT), 5-pin. Packing record: 45 units/tube. Current lot terms are confirmed in the quotation.

45 units/tube

Design notes

Use the rating in context

Use the cited operating conditions for LM2596S-ADJ/NOPB; do not convert an absolute maximum, headline rating or family-level value into an unconditional board-level guarantee.

The displayed package image is representative and does not prove body marking, date code or shipment lot.

Quotation and fulfillment

What is confirmed before an order

Commercial facts belong to the quoted lot. The catalog does not invent live stock, price, date code or lead time.

Exact-part check

Manufacturer, full suffix, package, quantity and requested documentation are captured in the RFQ.

Lot-level quotation

Price, available quantity, date code, condition and lead time are written into the quotation when confirmed.

Inspection request

Label, marking, packing and traceability requirements can be specified before shipment.

Shipping and payment

Shipping method, Incoterm and available payment route are agreed in the commercial offer.

Technical and ordering FAQ

Questions buyers ask about LM2596S-ADJ/NOPB

Answers distinguish the IC itself from assembled modules and keep absolute limits separate from normal operating conditions.

What package does LM2596S-ADJ/NOPB use?

LM2596S-ADJ/NOPB is recorded in TO-263 / DDPAK (KTT), 5-pin. Confirm the complete suffix and packing in the quotation.

What is the documented topology?

The cited manufacturer record lists Buck. Apply the source's test and operating conditions.

How should the minimum input voltage be interpreted?

The normalized catalog value is 4.5 V. The linked evidence controls its exact conditions and revision.

Does this page prove current LM2596S-ADJ/NOPB stock?

No. Technical evidence identifies the device; stock, date code, price, MOQ and lead time require a current verified offer or quotation.

Can LM2596S-ADJ/NOPB be replaced by a similar part without review?

No automatic drop-in claim is made. Compare electrical limits, package, pinout, functions and qualification before substitution.

Catalog relationships

Keep family and exact MPN intent separate.

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

ManufacturerTexas InstrumentsView brand page →CategoryDC-DC ConvertersView category page →Part familyLM2596S-ADJ/NOPBCompare exact variants →

Ready to source

Request LM2596S-ADJ/NOPB by quantity

Send the exact MPN, quantity and any date-code, packing or documentation requirements. You can also add more lines or upload a BOM.