LM2738YSD Texas Instruments Integrated Circuit (Other) In Stock

Name: LM2738YSD
Brand: Texas Instruments
SKU: LM2738YSD
Availability: InStock

LM2738YSD is a 1.5A current-mode PWM switching regulator with 550kHz frequency, adjustable output from 0.8V to 18V, and 3V to 20V input range. From $1.575 in stock worldwide shipping.

OBSOLETEIntegrated CircuitVerified May 2026

Package / Visual Reference

LM2738YSDOther

Quick Facts

Manufacturer: Texas Instruments
Package: Other
Pin Count: 8
Lifecycle: OBSOLETE
Datasheet: LM2738YSD Datasheet PDF
Category: Integrated Circuit
Price: From $1.5750(MOQ 152)
Temp Range: -40.0°C to 125.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of LM2738YSD?

1.5A output current with current-mode PWM control for fast transient response
Wide input voltage range: 3V to 20V, suitable for battery and bus-powered designs
Adjustable output voltage from 0.8V to 18V via external resistor divider
550kHz switching frequency reduces external component size
8-pin SOIC package for compact PCB layouts

What is LM2738YSD used for?

The LM2738YSD is widely used in portable consumer electronics, industrial power supplies, and telecommunications equipment requiring efficient DC-DC step-down conversion. Its wide input range and adjustable output make it ideal for battery-powered devices, embedded systems, and point-of-load regulators in multi-rail power architectures. It also suits automotive accessories and IoT sensor nodes that need compact, reliable voltage regulation.

What are the specifications of LM2738YSD?

Pbfree Code	No
YTEOL	0
Additional Feature	OUTPUT VOLTAGE IS ADJUSTABLE FROM 0.8 TO 18V
Analog IC - Other Type	SWITCHING REGULATOR
Control Mode	CURRENT-MODE
Control Technique	PULSE WIDTH MODULATION
Input Voltage-Max	20V
Input Voltage-Min	3V
Input Voltage-Nom	12V
JESD-30 Code	S-XDSO-N8
JESD-609 Code	e0
Number of Functions	1
Output Current-Max	2.9A
Output Voltage-Max	18V
Output Voltage-Min	0.8V
Package Body Material	UNSPECIFIED
Package Shape	SQUARE
Package Style	SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Qualification Status	Not Qualified
Surface Mount	YES
Switcher Configuration	BUCK
Switching Frequency-Max	676kHz
Technology	BICMOS
Temperature Grade	AUTOMOTIVE
Terminal Finish	Tin/Lead (Sn/Pb)
Terminal Form	NO LEAD
Terminal Pitch	0.5mm
Terminal Position	DUAL
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 3
ECCN	EAR99
HTS Code	8542.39.00.60

Where can I find the LM2738YSD datasheet?

LM2738YSD Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for LM2738YSD?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the output voltage range of the LM2738YSD?

The LM2738YSD supports an adjustable output voltage from 0.8V to 18V, set by an external resistor divider. This flexibility makes it suitable for a wide variety of applications requiring different logic or analog supply rails.

What input voltage does the LM2738YSD support?

The LM2738YSD operates with an input voltage range of 3V to 20V (nominal 12V), making it compatible with common bus voltages such as 5V, 12V, and 15V in industrial and consumer electronics designs.

What package does the LM2738YSD come in?

The LM2738YSD is available in an 8-pin SOIC (S-XDSO-N8) surface-mount package, which simplifies PCB assembly and enables compact board layouts for space-constrained applications.

Can the LM2738YSD be used as a buck converter?

Yes, the LM2738YSD is a synchronous or non-synchronous buck (step-down) switching regulator operating at 550kHz. It delivers up to 1.5A output current and uses current-mode PWM control for stable regulation and fast load transient response.

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.

Aug 6, 2026

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.

Aug 6, 2026

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.

Aug 4, 2026

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.

Aug 4, 2026

Why Buy from FindMyChip

Authorized Source

Verified supply chain with full traceability & inspection

Competitive Pricing

Factory-direct from China distributors, low MOQ

Fast Shipping

DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide

Quality Guaranteed

30-day replacement for defective parts, no questions asked

About Texas Instruments

Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.

View all Texas Instruments parts →

More from Texas Instruments

SN74HC138PWT

Small Outline Packages

Integrated Circuit

MCP6292IDGKT

Small Outline Packages

Integrated Circuit

CD4511BMN

Dual-In-Line Packages

Integrated Circuit

UCC2803DG4

Small Outline Packages

Integrated Circuit

MC33078DRE4

Small Outline Packages

Integrated Circuit

TLV6710DDCT

SOT23 (6-Pin)

Integrated Circuit

AvailabilityIn Stock

Reference Price (USD)

From $1.5750

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
152+	$1.9800	$300.96
500+	$1.7750	$887.50
1000+	$1.6750	$1675.00
10000+	$1.5750	$15750.00

pcs

Unit price: $1.9800 · Total: $300.96

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.”

Rajesh Patel

Procurement Manager, VoltEdge Energy, India

LM2738YSD Texas Instruments Integrated Circuit (Other) In Stock

What are the key features of LM2738YSD?

What is LM2738YSD used for?

What are the specifications of LM2738YSD?

Compliance & Regulatory

Where can I find the LM2738YSD datasheet?

What are equivalent replacements for LM2738YSD?

Frequently Asked Questions

What is the output voltage range of the LM2738YSD?

What input voltage does the LM2738YSD support?

What package does the LM2738YSD come in?

Can the LM2738YSD be used as a buck converter?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Texas Instruments

More from Texas Instruments

You May Also Like