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MAX31889ALT+
+Lista de MateriaisSENSOR DGTL -40C - 125C 6UDFN
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX31889ALT+
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Ficha Técnica MAX31889ALT+ DataSheet
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| SensorType | Digital, Local |
| SensingTemperature-Local | -40°C ~ 125°C |
| OutputType | I2C |
| Voltage-Supply | 1.7V ~ 3.6V |
| Resolution | 16 b |
| Accuracy-Highest(Lowest) | ±0.45°C (±0.9°C) |
| TestCondition | -20°C ~ 105°C (-40°C ~ 125°C) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 6-WDFN |
| SupplierDevicePackage | 6-µDFN (2x2) |
| BaseProductNumber | MAX31889 |
Visão Geral
Description
The MAX31889ALT+ features low power consumption, which is critical for battery-operated devices. It operates with a supply voltage range of 1.7V to 3.6V and has a low standby current, making it efficient for use in low-power applications. The sensor also includes a temperature alarm/interrupt function, which can trigger an alert when the temperature crosses user-defined thresholds. This feature enhances its utility in safety-critical applications where real-time temperature monitoring is crucial. Overall, the MAX31889ALT+ combines precision, low power, and ease of integration, making it a versatile choice for various temperature-sensing applications.
Equivalent
1. Texas Instruments TMP117 - High-precision digital temperature sensor.
2. Microchip MCP9808 - High-accuracy temperature sensor.
3. STMicroelectronics STTS751 - Digital temperature sensor with I2C interface.
4. Analog Devices ADT7420 - High-accuracy digital temperature sensor.
5. Sensirion SHTC3 - Low-power humidity and temperature sensor.
These sensors offer similar features, including high accuracy and digital interfaces.
Features
1. High Accuracy: It offers an accuracy of ±0.25°C across the temperature range of -20°C to +105°C, making it suitable for applications requiring precise temperature monitoring.
2. Low Power Consumption: The sensor consumes minimal power, with an idle current of 0.6µA and an active conversion current of 50µA, which is ideal for battery-powered devices.
3. Fast Conversion Time: With a conversion time of 35ms, it provides quick temperature readings, beneficial for applications needing rapid responses to temperature changes.
4. Digital Interface: It utilizes an I²C-compatible 2-wire interface, simplifying integration with microcontrollers and other digital systems.
5. Wide Operating Range: The sensor operates over a temperature range of -40°C to +125°C, supporting a broad array of environmental conditions.
6. Small Package: Housed in a compact package, it is suitable for space-constrained applications.
7. 16-bit Resolution: Provides high-resolution temperature measurements for detailed data analysis.
These features make the MAX31889ALT+ well-suited for use in consumer electronics, industrial equipment, medical devices, and other applications requiring reliable temperature sensing.
Pinout
This sensor comes in a 6-pin package. Here is a brief overview of its pin functions:
1. VDD: Supply voltage pin.
2. GND: Ground connection.
3. SCL: Serial clock line for the I²C interface.
4. SDA: Serial data line for the I²C interface.
5. INT: Interrupt output pin, which can alert the host microcontroller to certain conditions.
6. N.C.: No connection or not internally connected in the device.
The MAX31889ALT+ provides accurate temperature readings with low power consumption, making it suitable for battery-operated devices.