LM5111-4M Texas Instruments Integrated Circuit (Other) In Stock

Texas Instruments LM5111-4M is a single-channel gate driver IC with 5A peak source and sink output current capability. Features built-in overvoltage protection and buffer/inverter-based peripheral driver interface for reliable MOSFET/IGBT switching. Available in compact R-PDSO-G8 package with RoHS-compliant lead-free construction. In stock worldwide with fast shipping.

OBSOLETEIntegrated CircuitVerified May 2026
Package / Visual Reference
LM5111-4MOther
Quick Facts
Manufacturer
Texas Instruments
Package
Other
Pin Count
8
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

  • 5A peak output current (source and sink) enabling fast and efficient switching of power MOSFETs and IGBTs
  • Built-in overvoltage protection safeguarding gate drive circuitry from transient voltage spikes in high-power applications
  • Buffer/inverter-based peripheral driver interface with single-function design for straightforward integration into power conversion circuits
  • Compact R-PDSO-G8 (SOT-23-8) package with RoHS-compliant lead-free construction for space-constrained power designs

Applications

The LM5111-4M gate driver is commonly used in DC-DC converters, motor control circuits, and power inverters where high-current gate drive capability is required to rapidly switch power transistors. Its 5A peak current output enables fast switching transitions that reduce switching losses in synchronous buck, boost, and flyback converter topologies. The device is also well-suited for industrial motor drives, solar inverters, and UPS systems requiring robust gate drive with overvoltage protection.

Specifications

YTEOL0
Built-in ProtectionsOVER VOLTAGE
Interface IC TypeBUFFER OR INVERTER BASED PERIPHERAL DRIVER
JESD-30 CodeR-PDSO-G8
JESD-609 Codee3
Number of Functions1
Output Current Flow DirectionSOURCE AND SINK
Output Peak Current Limit-Nom5A
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Voltage-Max14V
Supply Voltage-Min3.5V
Supply Voltage-Nom12V
Surface MountYES
Temperature GradeAUTOMOTIVE
Terminal FinishMATTE TIN
Terminal FormGULL WING
Terminal Pitch1.27mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)40
PackageOther

Compliance & Regulatory

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

Datasheet

LM5111-4M Datasheet Download

Official datasheet from Texas Instruments

Alternate & Equivalent Parts

Compatible alternatives and drop-in replacements for LM5111-4M:

LM5111-1MYTexas Instruments

Buffer/Inverter Based MOSFET Driver, 5A, PDSO8

View Part →
LM5111-1MXTexas Instruments

Buffer/Inverter Based MOSFET Driver, 5A, PDSO8

View Part →
LM5111-4M/NOPBTexas Instruments

Buffer/Inverter Based MOSFET Driver, 5A, PDSO8

View Part →

Frequently Asked Questions

What is the peak output current of the LM5111-4M gate driver?

The LM5111-4M provides a nominal peak output current of 5A in both source and sink directions, allowing it to rapidly charge and discharge gate capacitances of large power MOSFETs and IGBTs. This high current capability minimizes switching transition times, reducing switching losses and improving efficiency in power conversion applications.

What protection features does the LM5111-4M include?

The LM5111-4M includes built-in overvoltage protection to safeguard the gate driver and connected power devices from destructive voltage transients that commonly occur in switching power supply and motor drive applications. This protection feature enhances system reliability without requiring additional external clamping components.

What package does the LM5111-4M come in?

The LM5111-4M is housed in an R-PDSO-G8 package (JESD-30 code), which is an 8-pin plastic dual small outline rectangular package. This compact form factor is suitable for space-constrained power supply designs. The package body material is plastic/epoxy, and it carries JESD-609 code e3 indicating lead-free, RoHS-compliant construction.

What types of power switches can the LM5111-4M drive?

The LM5111-4M is designed to drive a wide range of power switching devices including N-channel and P-channel MOSFETs, IGBTs, and other gate-controlled power transistors used in switching power supplies, motor drives, and inverters. Its 5A peak current output makes it particularly effective for driving devices with large gate capacitances at high switching frequencies.

What are typical applications for the LM5111-4M?

Typical applications include synchronous DC-DC converters (buck, boost, flyback), motor drive circuits for brushless DC and stepper motors, solar microinverters, industrial power supplies, and battery management systems. The combination of high peak current output and overvoltage protection makes it suitable for demanding industrial environments operating from 18 weeks lead time availability.

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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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Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

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