Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Trip Temperature Threshold | Hot |
| Switching Temperature | Programmable |
| Accuracy | ±3°C |
| Current - Output (Max) | 20mA |
| Output Type | Open Drain |
| Output | Active Low |
| Output Function | /OverTemp |
| Selectable Hysteresis | Yes |
| Features | Selectable Trip Point |
| Voltage - Supply | 2.7 V ~ 5.5 V |
| Supply Current | 40µA |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Tổng quan
Description
The TMP708AIDBVR is a precision temperature switch IC from Texas Instruments. It is designed to monitor system temperatures and activate an alert or shutdown mechanism when predefined temperature thresholds are exceeded. The device operates with high accuracy, typically featuring a trip point accuracy of ±2.5°C. It is available in a tiny SOT-23 package, making it suitable for compact applications.
Key features include its low power consumption, which makes it ideal for battery-operated devices, and its capability to function over a broad operating temperature range. The TMP708AIDBVR requires minimal external components, simplifying design and integration. It is often used in applications like consumer electronics, industrial systems, and computer hardware to ensure reliable thermal management.
The device is part of the TMP708 series, which offers different versions with various fixed temperature thresholds to suit specific application requirements. The "AIDBVR" designation indicates a specific variant within this series, with particular threshold settings and packaging.
Key features include its low power consumption, which makes it ideal for battery-operated devices, and its capability to function over a broad operating temperature range. The TMP708AIDBVR requires minimal external components, simplifying design and integration. It is often used in applications like consumer electronics, industrial systems, and computer hardware to ensure reliable thermal management.
The device is part of the TMP708 series, which offers different versions with various fixed temperature thresholds to suit specific application requirements. The "AIDBVR" designation indicates a specific variant within this series, with particular threshold settings and packaging.
Equivalent
The TMP708AIDBVR is a temperature switch from Texas Instruments. Equivalent products from other manufacturers include the LM56 by Texas Instruments (though with slightly different features), the MCP9509 from Microchip Technology, and the MAX6502 from Maxim Integrated. When selecting an equivalent, ensure compatibility in terms of temperature threshold, package type, and electrical characteristics. Always check datasheets for precise specifications and functionality to ensure proper application compatibility.
Features
The TMP708AIDBVR is a temperature switch from Texas Instruments. Key features include:
1. Temperature Threshold: It offers a fixed threshold temperature, allowing it to trip when the ambient temperature reaches a specific point.
2. Accuracy: The device provides accurate temperature monitoring with a typical accuracy of ±0.5°C.
3. Supply Voltage: It operates over a wide supply voltage range from 2.7V to 5.5V, making it versatile for various applications.
4. Output: The TMP708AIDBVR has an open-drain output, which can be used to drive an external LED or microcontroller input.
5. Low Power Consumption: It features low power consumption, making it suitable for battery-operated devices.
6. Package: The device is available in a small SOT-23 package, optimizing it for space-constrained applications.
7. Temperature Range: It can operate over a wide temperature range of -40°C to 125°C, suitable for industrial applications.
These features make the TMP708AIDBVR ideal for applications requiring reliable and accurate temperature monitoring and switching.
1. Temperature Threshold: It offers a fixed threshold temperature, allowing it to trip when the ambient temperature reaches a specific point.
2. Accuracy: The device provides accurate temperature monitoring with a typical accuracy of ±0.5°C.
3. Supply Voltage: It operates over a wide supply voltage range from 2.7V to 5.5V, making it versatile for various applications.
4. Output: The TMP708AIDBVR has an open-drain output, which can be used to drive an external LED or microcontroller input.
5. Low Power Consumption: It features low power consumption, making it suitable for battery-operated devices.
6. Package: The device is available in a small SOT-23 package, optimizing it for space-constrained applications.
7. Temperature Range: It can operate over a wide temperature range of -40°C to 125°C, suitable for industrial applications.
These features make the TMP708AIDBVR ideal for applications requiring reliable and accurate temperature monitoring and switching.
Pinout
The TMP708AIDBVR is a temperature switch manufactured by Texas Instruments. It is housed in a SOT-23 package and has a pin count of 5. The key functions and pin assignments for the TMP708 are as follows:
1. Pin 1 (GND): Ground reference for the device.
2. Pin 2 (VDD): Power supply input, ranging from 2.7V to 5.5V.
3. Pin 3 (VTEMP): Connects to an external resistor for setting the threshold temperature.
4. Pin 4 (RESET): Active-low output that indicates over-temperature condition.
5. Pin 5 (NC): No internal connection, typically left unconnected.
The TMP708 is designed to monitor temperature and provide an alert via the RESET pin when a pre-determined temperature threshold is exceeded. The external resistor on the VTEMP pin allows users to set the desired threshold. This device is commonly used for over-temperature protection in various electronic applications.
1. Pin 1 (GND): Ground reference for the device.
2. Pin 2 (VDD): Power supply input, ranging from 2.7V to 5.5V.
3. Pin 3 (VTEMP): Connects to an external resistor for setting the threshold temperature.
4. Pin 4 (RESET): Active-low output that indicates over-temperature condition.
5. Pin 5 (NC): No internal connection, typically left unconnected.
The TMP708 is designed to monitor temperature and provide an alert via the RESET pin when a pre-determined temperature threshold is exceeded. The external resistor on the VTEMP pin allows users to set the desired threshold. This device is commonly used for over-temperature protection in various electronic applications.
Manufacturer
The TMP708AIDBVR is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide range of electronic components, including integrated circuits and embedded processors. TI is known for its innovations in analog and digital semiconductor technologies and has a broad portfolio of products used in various applications, such as automotive, industrial, consumer electronics, and communications equipment. The company focuses on developing technologies that improve the efficiency and performance of electronic devices, emphasizing research and development to maintain its leadership in the semiconductor industry.
Application
The TMP708AIDBVR is a temperature switch designed for monitoring and protection applications. It is commonly used in areas such as over-temperature protection for electronic circuits, thermal management in power supplies, and temperature monitoring in consumer electronics. The device is also suitable for industrial applications where precise temperature control is necessary, such as in HVAC systems and automotive electronics. Its small package and low power consumption make it ideal for portable and compact devices.
Package
The TMP708AIDBVR is packaged in a SOT-23-6 (Small Outline Transistor) form. This surface-mount package is compact, making it suitable for space-constrained applications.
