TPS2224APWPG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock

The TPS2224APWPG4 is a 3-channel power load switch IC from Texas Instruments in a 24-pin HTSSOP EP package. It features break-before-make switching, power-on reset, and integrated current limiting for controlled power sequencing. From $2.80 in stock with worldwide shipping.

OBSOLETEIntegrated CircuitVerified Jun 2026
Package / Visual Reference
TPS2224APWPG4Small Outline Packages
Quick Facts
Manufacturer
Texas Instruments
Package
Small Outline Packages
Pin Count
24
Lifecycle
OBSOLETE
Category
Integrated Circuit
Temp Range
-40.0°C to 85.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of TPS2224APWPG4?

  • Triple-channel load switch with break-before-make switching to prevent cross-conduction during power rail transitions
  • Integrated power-on reset function simplifies system startup sequencing without external discrete components
  • 24-pin HTSSOP EP package with exposed pad for enhanced thermal dissipation in compact layouts
  • Adjustable current limiting and soft-start reduce inrush current spikes on capacitive loads
  • Under-voltage lockout and fault reporting protect downstream circuits from unsafe operating conditions

What is TPS2224APWPG4 used for?

The TPS2224APWPG4 is designed for multi-rail power sequencing in portable electronics, industrial controllers, and embedded computing platforms where up to 3 independent supply domains must be enabled in a defined order. Its break-before-make switching prevents shoot-through current during PCMCIA card hot-swap operations or PCI bus power transitions, ensuring reliable operation without external glue logic. The device also suits notebook computers and handheld instrumentation where integrated power-on reset and current limiting reduce component count.

What are the specifications of TPS2224APWPG4?

YTEOL0
Additional FeaturePOWER-ON RESET; BREAK-BEFORE-MAKE SWITCHING
Adjustable ThresholdNO
Analog IC - Other TypeLOAD SWITCH
JESD-30 CodeR-PDSO-G24
JESD-609 Codee4
Number of Channels3
Number of Functions1
Package Body MaterialPLASTIC/EPOXY
Package Equivalence CodeTSSOP24,.25
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel)260
Qualification StatusNot Qualified
Supply Voltage-Max (Vsup)3.6V
Supply Voltage-Min (Vsup)3V
Supply Voltage-Nom (Vsup)3.3V
Surface MountYES
Temperature GradeINDUSTRIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WING
Terminal Pitch0.65mm
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
PackageSmall Outline Packages

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 2
ECCNEAR99
HTS Code8542.39.00.60

Where can I find the TPS2224APWPG4 datasheet?

TPS2224APWPG4 Datasheet Download

Official datasheet from Texas Instruments

What are equivalent replacements for TPS2224APWPG4?

Compatible alternatives and drop-in replacements for TPS2224APWPG4:

TPS2224APWPR

Texas Instruments Fixed, 2 Channel, BICMOS, PDSO24

View Part →

Frequently Asked Questions

How many independent power channels does the TPS2224APWPG4 control, and what switching behavior does it use to prevent cross-conduction?

The TPS2224APWPG4 controls 3 independent power channels and uses break-before-make switching, which ensures the previously active channel is fully disconnected before the new channel turns on. This prevents shoot-through currents that can reach tens of milliamps in overlapping-rail scenarios, protecting both the IC and downstream loads.

What package does the TPS2224APWPG4 use, and how does the exposed pad affect thermal performance?

The TPS2224APWPG4 is housed in a 24-pin HTSSOP EP (exposed pad) package with 0.65 mm lead pitch. The exposed thermal pad, when soldered to a PCB copper pour, reduces the junction-to-board thermal resistance significantly compared to standard TSSOP packages, allowing higher continuous load current without exceeding the 150°C maximum junction temperature.

In a PCMCIA or hot-plug card design, how does the TPS2224APWPG4's power-on reset feature simplify circuit design?

The integrated power-on reset function of the TPS2224APWPG4 generates a reset pulse to downstream logic when supply rails cross their under-voltage lockout threshold, eliminating the need for a discrete supervisor IC. This saves approximately 1 to 2 board components per channel, reduces BOM cost, and ensures all 3 channels are properly sequenced and stable before the host system asserts bus enable signals.

When is the TPS2224APWPG4 a preferred alternative to discrete MOSFET load switches for 3-channel power management?

The TPS2224APWPG4 integrates 3 channels with break-before-make logic, current limiting, and power-on reset into a single 24-pin package, replacing at least 6 discrete MOSFETs plus multiple passive and control components. This integration reduces PCB area by roughly 40% to 60% compared to a discrete implementation while providing tighter switching timing control below 1 µs, making it advantageous for space-constrained designs with defined power sequencing requirements.

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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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