Overview
The TPS2483PWR, manufactured by Texas Instruments, is a high-performance hot-swap controller designed for 9V to 36V applications. This IC is part of the power management category, specifically targeting systems requiring precise voltage, current, and power monitoring. The TPS2483PWR is ideal for applications such as remote radio heads, cellular antennas, and other systems where load characteristics and health monitoring are critical. Its advanced features and robust design make it a competitive choice in the market for power distribution and hot-swap solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Input Voltage Range | 9 to 36 | V | Absolute maximum 40V |
| Current Limit Range | 0.01 to 500 | A | Programmable |
| Overcurrent Response | Circuit breaker, Current limiting | - | - |
| Fault Response | Auto-retry | - | - |
| Monitoring Accuracy | ±0.5% | - | For current monitoring (-25°C to 85°C) |
| I2C Addresses | 16 | - | Programmable |
| Package | TSSOP-20 | - | - |
Key Features
- Precise voltage, current, and power monitoring with a 16-bit A/D converter.
- Advanced MOSFET SOA protection with programmable constant power foldback.
- I2C and SMBus compatible serial interface for communication.
- Programmable fault timer and open-drain power good output.
- High-side gate drive for external N-FETs.
Applications
The TPS2483PWR is widely used in industrial automation, telecommunications, and automotive electronics. It is particularly suited for systems requiring hot-swap capabilities and precise power monitoring, such as remote radio heads, cellular antennas, and server power distribution. Its robust design ensures reliable operation in harsh environments, making it a preferred choice for critical power management applications.
Q & A
1. What is the input voltage range of the TPS2483PWR?
The input voltage range is 9V to 36V, with an absolute maximum of 40V.
2. How does the TPS2483PWR handle overcurrent conditions?
It provides circuit breaker and current limiting responses to manage overcurrent conditions.
3. What is the accuracy of current monitoring?
The current monitoring accuracy is ±0.5% within the temperature range of -25°C to 85°C.
4. Can the TPS2483PWR communicate with other devices?
Yes, it features an I2C and SMBus compatible serial interface for communication.
5. What is the package type of the TPS2483PWR?
It comes in a TSSOP-20 package.
6. What is the purpose of the programmable fault timer?
The programmable fault timer allows users to set a specific time duration before a fault condition triggers a response.
7. Is the TPS2483PWR suitable for automotive applications?
Yes, its robust design and wide operating range make it suitable for automotive electronics.
8. How does the TPS2483PWR protect MOSFETs?
It provides advanced MOSFET SOA protection with programmable constant power foldback.
9. What is the role of the open-drain power good output?
The open-drain power good output indicates when the system is operating within the specified parameters.
10. Can the TPS2483PWR be used in server power distribution?
Yes, it is ideal for server power distribution systems requiring hot-swap capabilities and precise power monitoring.
