LM2735XQMFIn StockTexas Instruments

LM2735XQMF is a current-mode PWM SEPIC DC-DC switching regulator from Texas Instruments. It operates from 2.7V to 5.5V input and supports adjustable output from 3V to 24V. Ideal for battery-powered systems requiring flexible voltage conversion in stock worldwide shipping.

OBSOLETEIntegrated CircuitVerified Apr 2026
Package / Visual Reference
LM2735XQMFOther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
5
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 125.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Key Features

  • Current-mode PWM control for fast transient response and improved stability
  • Wide input voltage range: 2.7V to 5.5V, suitable for single-cell Li-ion and USB applications
  • Adjustable output voltage from 3V to 24V in SEPIC topology
  • SEPIC configuration allows output voltage above or below input voltage
  • Compact QFN-5 package for space-constrained designs

Applications

The LM2735XQMF is well-suited for battery-powered portable devices such as handheld instruments, smartphones, and IoT nodes where flexible voltage conversion is critical. Its SEPIC topology enables both step-up and step-down operation, making it ideal for applications like LED drivers, USB power supplies, and OLED display bias circuits. The adjustable 3V–24V output range also supports industrial sensor nodes and wearable electronics requiring regulated voltage from a varying battery source.

Specifications

Pbfree CodeNo
YTEOL0
Additional FeatureALSO OPERATES IN ADJUSTABLE MODE FROM 3V TO 24V
Analog IC - Other TypeSWITCHING REGULATOR
Control ModeCURRENT-MODE
Control TechniquePULSE WIDTH MODULATION
Input Voltage-Max5.5V
Input Voltage-Min2.7V
Input Voltage-Nom5V
JESD-30 CodeR-PDSO-G5
JESD-609 Codee0
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSOP5/6,.11,37
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Surface MountYES
Switcher ConfigurationBOOST
Switching Frequency-Max2000kHz
Temperature GradeAUTOMOTIVE
Terminal FinishTIN LEAD
Terminal FormGULL WING
Terminal Pitch0.95mm
Terminal PositionDUAL
PackageOther

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99
HTS Code8542.39.00.60

Datasheet

LM2735XQMF Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM2735XQMF:

LM2735XMFNational Semiconductor Corporation

Switching Regulator, Voltage-mode, 3A, 2000kHz Switching Freq-Max, PDSO5

View Part →
LM2735XMF/NOPBNational Semiconductor Corporation

Switching Regulator, Voltage-mode, 3A, 2000kHz Switching Freq-Max, PDSO5

View Part →

Frequently Asked Questions

What is the input voltage range of the LM2735XQMF?

The LM2735XQMF operates from a minimum input voltage of 2.7V to a maximum of 5.5V, with a nominal operating voltage of 5V. This makes it compatible with single-cell lithium-ion batteries and standard USB 5V power rails.

What output voltage range does the LM2735XQMF support?

The LM2735XQMF supports an adjustable output voltage range from 3V to 24V. In its SEPIC configuration, this allows the device to both step up and step down the input voltage, providing design flexibility for a wide range of applications.

What control technique does the LM2735XQMF use?

The LM2735XQMF uses current-mode pulse width modulation (PWM) as its control technique. Current-mode control improves transient response, simplifies loop compensation, and provides inherent cycle-by-cycle current limiting for enhanced protection.

What package is the LM2735XQMF available in?

The LM2735XQMF is available in a compact 5-pin QFN (R-PDSO-G5) surface-mount package, which is well-suited for space-constrained PCB designs in portable and wearable electronics.

What are typical applications for the LM2735XQMF?

Typical applications for the LM2735XQMF include battery-powered portable devices, LED drivers, OLED display bias supplies, USB power converters, IoT sensor nodes, and industrial handheld instruments that require flexible step-up or step-down voltage regulation.

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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.

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