Overview
The TPS2492PW is a high-voltage hot swap controller produced by Texas Instruments. This device is designed to safely drive an external N-channel FET to control load current, ensuring the external FET operates within its safe operating area (SOA) during overload conditions. It features programmable power foldback protection, inrush current limiting, and controlled load turn-on, making it suitable for various high-power applications.
Key Specifications
| Parameter | Value |
|---|---|
| Supply Voltage | 9 V to 80 V |
| Package Type | 14-TSSOP (0.173", 4.40mm Width) |
| Operating Temperature Range | -40°C to 125°C |
| Mounting Type | Surface Mount |
| Number of Channels | 1 |
| Supply Current | 1 mA |
| Programmable Features | Current Limit, Fault Timeout, OVP, UVLO |
Key Features
- 9-V to 80-V Operation
- High-Side Drive for External N-FET
- Programmable FET Power Limit
- Programmable Load Current Limit
- Programmable Fault Timer
- Load Current Monitor Output
- Power Good and Fault Outputs
- Enable/UV, OV Inputs
- Latch or Auto Restart After Fault
- Inrush Current Limiting and Controlled Load Turn-On
Applications
The TPS2492PW is suitable for a variety of high-power applications, including but not limited to:
- Hot swap and power feed protection in data centers and servers
- Interfacing with downstream DC-to-DC converters
- General purpose high-voltage power management
- Systems requiring controlled inrush current and load turn-on
Q & A
- What is the operating voltage range of the TPS2492PW?
The TPS2492PW operates within a voltage range of 9 V to 80 V. - What type of package does the TPS2492PW come in?
The TPS2492PW comes in a 14-TSSOP package. - What is the operating temperature range of the TPS2492PW?
The operating temperature range is -40°C to 125°C. - Does the TPS2492PW support programmable features?
Yes, it supports programmable current limit, fault timeout, overvoltage protection (OVP), and undervoltage lockout (UVLO). - What is the purpose of the load current monitor output?
The load current monitor output provides a signal ready for sampling with an external A/D converter. - Does the TPS2492PW have power good and fault indicators?
Yes, it includes power good and fault outputs. - Can the TPS2492PW handle inrush current limiting and controlled load turn-on?
Yes, it features inrush current limiting and controlled load turn-on. - Is the TPS2492PW RoHS compliant?
Yes, it complies with the RoHS 3 Directive (2015/863/EU). - What is the maximum supply current of the TPS2492PW?
The maximum supply current is 1 mA. - Is there an evaluation module available for the TPS2492PW?
Yes, an evaluation module (EVM) is available, specifically SLUU425.
