TPS2592AADRCR Texas Instruments Integrated Circuit (Small Outline No-lead) In Stock
12 V eFuse hot-swap controller with integrated blocking FET driver, adjustable current limit threshold, and input voltage range of 4.5 V to 13.8 V in a 10-pin SON package. Provides overvoltage, overcurrent, and reverse current protection for single-channel power rail switching in server, telecom, and industrial applications. Enables safe hot-swap board insertion with controlled inrush current limiting.
- Manufacturer
- Texas Instruments
- Package
- Small Outline No-lead
- Pin Count
- 11
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- TPS2592AADRCR 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
Key Features
- 12 V hot-swap eFuse with integrated blocking FET driver
- Adjustable overcurrent threshold for flexible current limiting
- Input voltage range 4.5 V to 13.8 V
- Overvoltage and reverse current protection
- Controlled inrush current limiting for safe hot-swap
- Single-channel design in compact 10-pin SON package
- Analog eFuse with fault indication output
Applications
The TPS2592AADRCR is used in 12 V server blade and telecom line-card hot-swap circuits where boards must be inserted and removed from a live backplane without disrupting other loads. It also protects 5 V and 12 V distribution rails in industrial computing and networking equipment from overcurrent faults caused by downstream shorts or board failures. Point-of-load eFuse applications in data center power distribution units leverage its adjustable current limit and integrated FET driver to reduce external component count.
Specifications
| Pbfree Code | Yes |
| YTEOL | 3.9 |
| Adjustable Threshold | YES |
| Analog IC - Other Type | eFUSE |
| Input Voltage-Max | 13.8V |
| Input Voltage-Min | 4.5V |
| JESD-30 Code | S-PDSO-N10 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Output Current-Max | 3.7A |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOLCC10,.12,20 |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.65mA |
| Supply Voltage-Max (Vsup) | 13.8V |
| Supply Voltage-Min (Vsup) | 4.5V |
| Supply Voltage-Nom (Vsup) | 12V |
| Surface Mount | YES |
| Temperature Grade | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.5mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +4.3V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline No-lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the TPS2592AADRCR's adjustable current threshold enable flexible overcurrent protection across different 12 V loads?
An external resistor programs the current limit threshold between approximately 1 A and 10 A, allowing the designer to set the trip point precisely for the downstream board's maximum load current, preventing nuisance tripping during capacitor inrush while still protecting against hard shorts on 12 V supply rails.
What happens to the load rail when TPS2592AADRCR detects a short circuit during hot-swap insertion at 12 V?
The device rapidly turns off the integrated blocking FET driver within microseconds of detecting a fault, clamping the fault current and preventing the voltage on the 12 V backplane from sagging below acceptable levels for other boards, while asserting a fault flag to alert the system management controller.
Which server and networking applications most commonly use the TPS2592AADRCR's eFuse hot-swap capability?
12 V PCIe add-in cards, server blade line cards, managed switch port protection, and telecom -48 V to 12 V converted rails all benefit from the 4.5 V to 13.8 V input range, adjustable current threshold, and controlled inrush limiting that the TPS2592AADRCR provides in 10-pin SON footprint.
How does the integrated blocking FET driver in TPS2592AADRCR reduce external BOM compared to discrete hot-swap solutions?
By integrating the gate drive circuitry for the external N-channel blocking FET, the TPS2592AADRCR eliminates the need for a separate gate driver, charge pump, and multiple passive components, reducing the hot-swap protection circuit to the controller IC, one FET, and a few resistors within a few square centimeters of PCB area.
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