Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tube,Tube |
| ProductStatus | Obsolete |
| OutputConfiguration | Positive |
| OutputType | Adjustable (Fixed) |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 16.5V |
| Voltage-Output(Min/Fixed) | 1.3V (5V) |
| Voltage-Output(Max) | 16V |
| VoltageDropout(Max) | 0.35V @ 200mA |
| Current-Output | 250mA |
| Current-Quiescent(Iq) | 35 µA |
| Current-Supply(Max) | 20 mA |
| ControlFeatures | Dropout Detector, Enable, Low Battery Detection |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
Tổng quan
Description
The MAX667ESA is an integrated circuit that functions as a thermocouple interface amplifier, specifically designed for temperature measurement applications. It is part of the MAX667 series from Maxim Integrated, now a part of Analog Devices. This chip simplifies the process of connecting a thermocouple to a microcontroller by amplifying and linearizing the small voltage signals generated by thermocouples, such as type K. The MAX667ESA provides cold-junction compensation, which is essential for accurate temperature readings, and outputs a voltage proportional to the thermocouple's temperature.
The chip operates over a wide temperature range and is typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. It requires a single supply voltage and offers a straightforward interface, making it suitable for a variety of applications, including industrial automation, consumer electronics, and environmental monitoring. The MAX667ESA is valued for its precision, ease of use, and small form factor, allowing engineers to implement reliable temperature sensing solutions in compact designs.
The chip operates over a wide temperature range and is typically housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. It requires a single supply voltage and offers a straightforward interface, making it suitable for a variety of applications, including industrial automation, consumer electronics, and environmental monitoring. The MAX667ESA is valued for its precision, ease of use, and small form factor, allowing engineers to implement reliable temperature sensing solutions in compact designs.
Equivalent
The MAX667ESA is a precision temperature-to-voltage converter. Equivalent products include the LM35 by Texas Instruments, the AD22100 by Analog Devices, and the MCP9700 by Microchip Technology. Each of these offers similar functionality with varying specifications and configurations. Always verify electrical characteristics and pin compatibility when considering alternatives.
Features
The MAX667ESA is a precision temperature-to-voltage converter featuring the following key features:
1. Temperature Range: Operates over a wide temperature range, generally from -55°C to +150°C, making it suitable for various environmental conditions.
2. Output Voltage: Provides a linear voltage output that corresponds directly to the measured temperature, simplifying the interfacing with microcontrollers.
3. Accuracy: Offers high accuracy in temperature measurement, typically within ±3°C, ensuring reliable data for critical applications.
4. Supply Voltage: Operates with a single supply voltage, usually ranging from 4.5V to 5.5V, which is convenient for integration with common power supplies.
5. Package Type: Available in an 8-pin Small Outline Integrated Circuit (SOIC) package, making it compact and easy to implement on PCBs.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
7. Ease of Use: Requires minimal external components, reducing complexity and cost in system design.
These features make the MAX667ESA an ideal choice for applications needing precise temperature monitoring and easy interfacing with digital systems.
1. Temperature Range: Operates over a wide temperature range, generally from -55°C to +150°C, making it suitable for various environmental conditions.
2. Output Voltage: Provides a linear voltage output that corresponds directly to the measured temperature, simplifying the interfacing with microcontrollers.
3. Accuracy: Offers high accuracy in temperature measurement, typically within ±3°C, ensuring reliable data for critical applications.
4. Supply Voltage: Operates with a single supply voltage, usually ranging from 4.5V to 5.5V, which is convenient for integration with common power supplies.
5. Package Type: Available in an 8-pin Small Outline Integrated Circuit (SOIC) package, making it compact and easy to implement on PCBs.
6. Low Power Consumption: Designed for low power consumption, making it suitable for battery-operated devices.
7. Ease of Use: Requires minimal external components, reducing complexity and cost in system design.
These features make the MAX667ESA an ideal choice for applications needing precise temperature monitoring and easy interfacing with digital systems.
Manufacturer
The MAX667ESA is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was an American company specializing in the design and manufacture of analog and mixed-signal integrated circuits. It provided highly integrated solutions that reduced design complexity and streamlined manufacturing processes for electronics. Their products served various markets, including automotive, industrial, communications, consumer, and computing sectors. In August 2021, Analog Devices, a global leader in the design and production of analog, mixed-signal, and digital signal processing integrated circuits, completed its acquisition of Maxim Integrated. This merger expanded Analog Devices' portfolio and strengthened its position in the semiconductor industry, allowing it to offer a more comprehensive range of solutions for various applications.
Application
The MAX667ESA is a temperature sensor primarily used in applications that require precise temperature monitoring and control. Its application areas include:
1. Consumer Electronics: To manage thermal performance in devices like laptops and smartphones.
2. Industrial Equipment: For monitoring and controlling temperature in machinery and processes.
3. HVAC Systems: To ensure efficient operation and temperature regulation.
4. Medical Devices: In equipment where accurate temperature readings are crucial for patient safety.
5. Automotive Systems: For monitoring engine and cabin temperature.
6. Battery Management Systems: To prevent overheating and ensure optimal performance.
Its compact size and accuracy make it suitable for integration into various electronic systems.
1. Consumer Electronics: To manage thermal performance in devices like laptops and smartphones.
2. Industrial Equipment: For monitoring and controlling temperature in machinery and processes.
3. HVAC Systems: To ensure efficient operation and temperature regulation.
4. Medical Devices: In equipment where accurate temperature readings are crucial for patient safety.
5. Automotive Systems: For monitoring engine and cabin temperature.
6. Battery Management Systems: To prevent overheating and ensure optimal performance.
Its compact size and accuracy make it suitable for integration into various electronic systems.
Package
The MAX667ESA is an integrated circuit with an 8-pin SOIC (Small Outline Integrated Circuit) package type.
