Overview
The TPS259472LRPWR is a highly integrated eFuse protection device from Texas Instruments, designed to provide robust protection and power management for modern electronic systems. This product falls under the category of power management ICs, specifically tailored for applications requiring precise current limiting, overvoltage protection, and thermal shutdown. The TPS259472LRPWR is ideal for industrial automation, consumer electronics, and automotive systems, offering a compact and efficient solution for safeguarding sensitive components. Its unique selling points include its advanced protection features, high accuracy, and small form factor, making it a competitive choice in the power management market.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 2.7 to 18 | V | Wide operating range |
| Output Current Limit | 0.5 to 5 | A | Adjustable |
| Overvoltage Protection Threshold | 5.8 | V | Fixed |
| Operating Temperature Range | -40 to 125 | °C | Industrial-grade |
| Package | WSON-8 | - | Compact design |
| Current Limit Accuracy | ±5% | - | High precision |
| Thermal Shutdown Threshold | 150 | °C | Protects against overheating |
| Quiescent Current | 35 | µA | Low power consumption |
Key Features
- Adjustable Current Limit: Provides flexibility to set current thresholds based on application requirements.
- Overvoltage Protection: Safeguards downstream components from voltage spikes.
- Thermal Shutdown: Prevents damage due to overheating by automatically disabling the device.
- Compact Package: WSON-8 form factor enables integration in space-constrained designs.
- High Accuracy: ±5% current limit accuracy ensures reliable performance.
Applications
The TPS259472LRPWR is widely used in various industries due to its robust protection features. In industrial automation, it ensures reliable operation of control systems and sensors. In consumer electronics, it protects USB ports and other power-sensitive components. In automotive systems, it safeguards infotainment and ADAS modules from electrical faults. Its versatility and reliability make it a preferred choice for designers seeking to enhance system durability and performance.
Q & A
1. What is the input voltage range of the TPS259472LRPWR?
The input voltage range is 2.7V to 18V.
2. Can the current limit be adjusted?
Yes, the current limit is adjustable from 0.5A to 5A.
3. What is the overvoltage protection threshold?
The overvoltage protection threshold is fixed at 5.8V.
4. What is the operating temperature range?
The device operates from -40°C to 125°C.
5. What package does the TPS259472LRPWR use?
It uses a WSON-8 package.
6. How accurate is the current limit?
The current limit accuracy is ±5%.
7. Does the device have thermal shutdown?
Yes, it includes thermal shutdown at 150°C.
8. What is the quiescent current?
The quiescent current is 35µA.
9. Is this device suitable for automotive applications?
Yes, it is suitable for automotive systems.
10. Where can I find more detailed specifications?
Refer to the official Texas Instruments datasheet or distributor websites like Digi-Key or Mouser.
