TPS2053DRG4 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
TPS2053DRG4 is a dual high-side MOSFET power distribution switch with 0.9 A current limit per channel and 3 load switch outputs. Available in SO-16 package with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 16
- Lifecycle
- OBSOLETE
- Datasheet
- TPS2053DRG4 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 TPS2053DRG4?
- Dual high-side MOSFET switches with 0.9 A current limit per channel protecting downstream loads from overcurrent faults
- 3-channel power distribution enabling independent control of multiple supply rails from a single IC
- Active-high enable inputs with logic-level control for easy interfacing to 3.3 V and 5 V microcontrollers
- Integrated overcurrent protection and thermal shutdown eliminating discrete current-limiting circuitry
- SO-16 package providing a compact footprint for multi-rail power distribution in embedded systems
What is TPS2053DRG4 used for?
TPS2053DRG4 is used in multi-rail power sequencing circuits, USB port power management, and embedded computing boards where independent enable and overcurrent protection on 3 separate load paths simplifies system protection design. Its 0.9 A current limit per channel suits peripheral power management for hard drives, USB hubs, and PCMCIA or PC Card slots in laptop and industrial computing platforms. The device also serves in power distribution modules for test equipment, set-top boxes, and communication infrastructure where independent channel fault isolation prevents a single overloaded output from disrupting other supply rails.
What are the specifications of TPS2053DRG4?
| YTEOL | 0 |
| Additional Feature | Current Limit:0.9A |
| Adjustable Threshold | NO |
| Analog IC - Other Type | LOAD SWITCH |
| JESD-30 Code | R-PDSO-G16 |
| Number of Channels | 3 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOP16,.25 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.02mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2.7V |
| Supply Voltage-Nom (Vsup) | 3.3V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Form | GULL WING |
| Terminal Pitch | 1.27mm |
| Terminal Position | DUAL |
| 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 TPS2053DRG4 datasheet?
TPS2053DRG4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TPS2053DRG4?
Compatible alternatives and drop-in replacements for TPS2053DRG4:
Frequently Asked Questions
What is the per-channel current limit of TPS2053DRG4, and how does it protect downstream peripherals?
TPS2053DRG4 limits each high-side switch channel to a maximum of 0.9 A. When a downstream load such as a USB peripheral or storage device draws more than 0.9 A due to a fault or short circuit, the switch clamps the current at 0.9 A and may enter a thermal shutdown state, preventing wire harness damage, supply voltage collapse, and protecting sensitive logic circuits powered by the other 2 independent channels.
How many independent load switch channels does TPS2053DRG4 provide, and what topologies does this enable?
TPS2053DRG4 provides 3 independently controlled load switch channels in a single SO-16 package. This allows a designer to sequence power rails in a specific order at startup, for example enabling a processor core at 1.2 V first, then a 3.3 V I/O rail, then a 5 V peripheral bus, each with independent overcurrent protection, reducing the number of discrete MOSFETs and gate driver ICs by at least 3 per design.
What supply voltage range does TPS2053DRG4 support, and which embedded system voltage rails are compatible?
TPS2053DRG4 operates over an input supply voltage range of 2.7 V to 5.5 V, covering standard 3.3 V and 5 V embedded logic supply rails as well as USB VBUS at 4.75 V to 5.25 V. This makes it directly compatible with USB host port power switching, 3.3 V sensor module power control, and 5 V hard drive or fan supply management without additional translation or boost circuitry.
For a USB hub design requiring per-port current limiting, how does TPS2053DRG4 compare to implementing discrete MOSFET switches?
Using TPS2053DRG4 replaces 3 discrete P-channel MOSFETs, 3 gate resistors, and 3 separate current-sense resistors with a single 16-pin IC integrating all switching, current limiting at 0.9 A, and thermal shutdown. This reduces BOM line count by at least 9 components, saves approximately 30 mm² of PCB area per port group, and standardizes fault response behavior across all 3 ports, simplifying compliance testing for a USB hub product.
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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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