Overview
The TPS259530DSGT, produced by Texas Instruments, is a highly integrated circuit protection and power management solution. This device belongs to the TPS2595xx family of eFuses (integrated FET hot swap devices) and is designed to provide robust protection against overloads, short circuits, voltage surges, and excessive inrush current. It operates within a wide input voltage range of 2.7 V to 18 V and features a low on-resistance of 34 mΩ. The TPS259530DSGT is packaged in a small 8-pin WSON package, making it suitable for a variety of applications requiring compact and reliable power management.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 2.7 V to 18 V |
| Absolute Maximum Voltage | 20 V |
| On-Resistance (RON) | 34 mΩ (Typical) |
| Overvoltage Protection Clamp | 3.8 V, 5.7 V, and 13.7 V options with 5 µs response time (Typical) |
| Enable Input | Active High (TPS2595x0, TPS2595x1, TPS2595x5), Active Low (TPS2595x3) |
| Current Range | 0.5 A to 4 A |
| Current Limit Accuracy | ±7.5% |
| Output Slew Rate Control | Adjustable (dVdt) |
| Over Temperature Protection (OTP) | Yes |
| Fault Indication Pin (FLT) | Yes, open drain output |
| Operating Temperature Range | –40°C to +125°C |
| Package Type | 8-pin WSON |
| Certifications | UL 2367 Recognition – File No. E169910, IEC 62368-1 Certified |
Key Features
- Wide input voltage range of 2.7 V to 18 V with an absolute maximum of 20 V.
- Low on-resistance of 34 mΩ.
- Fast overvoltage protection clamp with options for 3.8 V, 5.7 V, and 13.7 V and a response time of 5 µs.
- Adjustable current limit with load current monitor output (ILM).
- Adjustable output slew rate control (dVdt).
- Over temperature protection (OTP).
- Fault indication pin (FLT) for fault event indication.
- Quick output discharge function available in TPS2595x5 variants.
- UL 2367 recognition and IEC 62368-1 certification for safety compliance.
Applications
- Hot-Swap and Hot-Plug systems.
- Adapter powered systems.
- Multi-function printers.
- SSDs and HDDs.
- Industrial systems.
- White goods.
- Set-Top Box and Digital TV.
Q & A
- What is the input voltage range of the TPS259530DSGT?
The input voltage range is 2.7 V to 18 V, with an absolute maximum of 20 V.
- What is the on-resistance of the TPS259530DSGT?
The on-resistance is 34 mΩ (Typical).
- What are the overvoltage protection clamp options for the TPS259530DSGT?
The options are 3.8 V, 5.7 V, and 13.7 V with a response time of 5 µs (Typical).
- How is the current limit adjusted in the TPS259530DSGT?
The current limit can be adjusted using a single external resistor connected to the ILM pin.
- What is the operating temperature range of the TPS259530DSGT?
The operating temperature range is –40°C to +125°C.
- Is the TPS259530DSGT certified for safety standards?
Yes, it is UL 2367 recognized and IEC 62368-1 certified.
- What is the purpose of the FLT pin in the TPS259530DSGT?
The FLT pin is a fault indication pin that is pulled low when a fault is detected.
- Can the output slew rate be adjusted in the TPS259530DSGT?
Yes, the output slew rate can be adjusted using a single external capacitor.
- What is the package type of the TPS259530DSGT?
The package type is an 8-pin WSON.
- What are some common applications of the TPS259530DSGT?
Common applications include hot-swap and hot-plug systems, adapter powered systems, multi-function printers, SSDs and HDDs, industrial systems, white goods, and set-top boxes.
