TPS2012PWRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
Texas Instruments TPS2012PWRG4 is a single-channel high-side MOSFET power switch supporting 2.0 A continuous current from a 2.7 V to 5.5 V supply in TSSOP-14 package. Provides overcurrent protection and controlled turn-on for USB and backplane power distribution. Available from stock worldwide with fast shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- TPS2012PWRG4 Datasheet PDF
- Category
- Integrated Circuit
- 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 TPS2012PWRG4?
- Single high-side MOSFET switch rated 2.0 A at 2.7 V to 5.5 V with integrated overcurrent protection, eliminating external sense resistors and comparators in USB port protection circuits
- Controlled slew-rate turn-on minimizes inrush current transients on hot-plug backplane and USB power rails, protecting downstream capacitive loads
- TSSOP-14 surface-mount package with 0.65 mm pitch delivers a compact power distribution solution with undervoltage lockout in under 30 mm2 board area
What is TPS2012PWRG4 used for?
TPS2012PWRG4 manages power delivery to USB peripherals, SD card slots, and daughter card connectors where hot-plug events could damage downstream circuits without current limiting. Its 2.0 A rating and 2.7 V to 5.5 V input range cover USB 2.0 bus-powered device ports and 3.3 V logic rail distribution in laptop docking stations and embedded computing modules. Industrial backplane designers also use this switch to sequentially power sub-cards while limiting startup inrush current to safe levels during board insertion.
What are the specifications of TPS2012PWRG4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | VOLTAGE SUPERVISOR/RESET IC |
| JESD-30 Code | R-PDSO-G14 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP14,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Qualification Status | Not Qualified |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.7V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
Where can I find the TPS2012PWRG4 datasheet?
TPS2012PWRG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS2012PWRG4?
Compatible alternatives and drop-in replacements for TPS2012PWRG4:
Frequently Asked Questions
What continuous current rating and input voltage range does TPS2012PWRG4 support for USB power distribution?
TPS2012PWRG4 is rated for 2.0 A continuous load current across an input supply range of 2.7 V to 5.5 V, directly covering USB 2.0 and USB 3.0 bus-powered port requirements at 5 V. Integrated overcurrent protection trips when load current exceeds 2.0 A, disconnecting the downstream load before the host bus suffers voltage collapse or connector damage.
How does TPS2012PWRG4 protect downstream capacitive loads during hot-plug insertion events?
The device implements a controlled slew-rate turn-on that gradually ramps the output voltage over several milliseconds, limiting the peak inrush current into bulk capacitors rated 10 µF to 100 µF. This dI/dt control prevents voltage dips on the input supply rail greater than 200 mV, maintaining stable operation of other loads sharing the same 5 V or 3.3 V bus during card insertion.
What board area does TPS2012PWRG4 occupy in a compact power distribution design?
The TSSOP-14 package with 0.65 mm pin pitch occupies approximately 5 mm x 4.4 mm of PCB area, roughly 22 mm2, which is suitable for tight layouts in laptop power management modules and compact IoT gateway boards. Its integration of the sense circuit, gate driver, and overcurrent comparator within a single package removes at least 3 to 5 discrete components from the BOM.
In what scenarios would TPS2012PWRG4 be chosen over a simple P-channel MOSFET for power switching?
TPS2012PWRG4 is preferred when the design requires automatic overcurrent protection with a 2.0 A threshold, controlled turn-on timing, and fault flag signaling without discrete sense resistors or op-amp comparators. A bare P-channel MOSFET at equivalent current ratings lacks the integrated protection, meaning TPS2012PWRG4 can reduce external component count by 4 to 6 parts while meeting USB power switch standards for 5 V / 2.0 A applications.
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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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