Overview
The TMP513AIDR from Texas Instruments is a sophisticated thermal and power management IC that integrates multiple functionalities, including local and remote temperature sensing, current shunt monitoring, and voltage measurement. This device is designed to provide accurate and reliable data for precise control in various applications. It operates over a wide temperature range from -40°C to +125°C and supports a supply voltage of 3V to 26V, making it versatile for different system requirements.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage Range | 3V to 26V | V |
| Quiescent Current | 1 to 1.4 mA | mA |
| Operating Temperature Range | -40°C to +125°C | °C |
| Resolution | 12-bit | - |
| ADC Conversion Time (12-bit) | 665 to 733 μs | μs |
| Remote Temperature Sensor Accuracy | ±1°C | °C |
| Local Temperature Sensor Accuracy | ±1°C | °C |
| SMBus Clock Frequency | 3.4 MHz | MHz |
| Input Current Sense Voltage Range (PGA = ÷ 1) | 0 ± 40 mV | mV |
| Bus Voltage Range (BRNG = 1) | 0 to 32 V | V |
Key Features
- Triple Remote and Local Temperature Sensors: The TMP513AIDR features three remote and one local temperature sensor, each with ±1°C accuracy.
- Current Shunt Monitor: It includes a digital current-shunt monitor that can measure current, voltage, and power with high accuracy.
- Series Resistance Cancellation: The device can cancel up to 3kΩ of series line resistance, eliminating the need for additional characterization and temperature offset correction.
- n-Factor Correction: Allows for different n-factor values to be used for converting remote channel measurements to temperature.
- Temperature Alert Function: Provides upper over-limit and lower under-limit comparators for temperature monitoring.
- Averaging and Diode Fault Detection: Supports averaging and diode fault detection for enhanced reliability.
- SMBus Compatibility: Compatible with two-wire and SMBus interfaces, ensuring easy integration into various systems.
Applications
- Desktop and Notebook Computers: Ideal for thermal management in personal computing devices.
- Servers and Data Centers: Used for precise temperature monitoring and power management in server environments.
- Industrial Controllers: Suitable for industrial control systems requiring accurate temperature and current measurements.
- Central Office Telecom Equipment: Applied in telecommunications equipment for reliable thermal and power management.
- Storage Area Networks (SAN): Used in storage systems to ensure optimal operating conditions.
- LCD/DLP/LCOS Projectors: Utilized in display technologies for temperature monitoring and control.
Q & A
- What is the operating temperature range of the TMP513AIDR?
The TMP513AIDR operates over a temperature range of -40°C to +125°C.
- What is the supply voltage range for the TMP513AIDR?
The supply voltage range is from 3V to 26V.
- How many remote temperature sensors does the TMP513AIDR have?
The TMP513AIDR has three remote temperature sensors.
- What is the resolution of the ADC in the TMP513AIDR?
The ADC resolution is 12-bit.
- Does the TMP513AIDR support SMBus interface?
Yes, it is compatible with two-wire and SMBus interfaces.
- What is the accuracy of the remote temperature sensors?
The remote temperature sensors have an accuracy of ±1°C.
- Can the TMP513AIDR measure current, voltage, and power?
Yes, it can measure current in amps, voltage in volts, and power in watts.
- What is the quiescent current of the TMP513AIDR?
The quiescent current is between 1 to 1.4 mA.
- Does the TMP513AIDR have watchdog capabilities?
Yes, it includes upper over-limit and lower under-limit comparators for watchdog functions.
- What is the series resistance cancellation capability of the TMP513AIDR?
The device can cancel up to 3kΩ of series line resistance.
