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.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 24
- Lifecycle
- OBSOLETE
- Datasheet
- TPS2224APWPG4 Datasheet PDF
- 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?
| YTEOL | 0 |
| Additional Feature | POWER-ON RESET; BREAK-BEFORE-MAKE SWITCHING |
| Adjustable Threshold | NO |
| Analog IC - Other Type | LOAD SWITCH |
| JESD-30 Code | R-PDSO-G24 |
| JESD-609 Code | e4 |
| Number of Channels | 3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP24,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 3.6V |
| Supply Voltage-Min (Vsup) | 3V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the TPS2224APWPG4 datasheet?
TPS2224APWPG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS2224APWPG4?
Compatible alternatives and drop-in replacements for TPS2224APWPG4:
Texas Instruments Fixed, 2 Channel, BICMOS, PDSO24
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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Why Buy from FindMyChip
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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