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TMP103AYFFT
+BOMSENSOR DIGITAL -40C-125C 4DSBGA
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ManufacturerTexas Instruments
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Mfr. Part #TMP103AYFFT
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In Stock9023
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Specifications
| Attribute | Value |
| PartStatus | Obsolete |
| BaseProductNumber | TMP103 |
| SensorType | Digital, Local |
| SensingTemperature-Local | -40°C ~ 125°C |
| OutputType | I2C/SMBus |
| Voltage-Supply | 1.4V ~ 3.6V |
| Resolution | 8 b |
| Features | One-Shot, Shutdown Mode |
| Accuracy-Highest(Lowest) | ±2°C (±3°C) |
| TestCondition | -10°C ~ 100°C (-40°C ~ 125°C) |
| OperatingTemperature | -55°C ~ 150°C |
| MountingType | Surface Mount |
| Package | 4-UFBGA, DSBGA |
| SupplierDevicePackage | 4-DSBGA (1x1) |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Overview
Description
TMP103AYFFT is a Texas Instruments digital temperature sensor (TMP103 family). It provides a calibrated temperature reading via an I2C/SMBus compatible interface, allowing a microcontroller to monitor ambient or device temperature without an external ADC. The AYFFT suffix denotes the specific packaging/packing variant (an 8-pin, small-footprint, lead-free package) and temperature grade; exact package details are in the datasheet. The device supports low-power operation and can drive an optional alert/interrupt output for over‑temperature or threshold events. Typical uses include thermal monitoring in consumer electronics, computers, networking gear, and automotive modules. To use it, communicate over I2C to read the temperature data from the temperature register (and configure additional registers as needed). For precise specifications—accuracy, resolution, voltage range, current, and timing—consult the TMP103AYFFT datasheet and TI product page.
Equivalent
Here are common equivalents (I2C digital temp sensors) to TMP103AYFFT:
- TI: TMP102, TMP75 / TMP75A
- Analog Devices: ADT7420, ADT7427, ADT75
- STMicroelectronics: STLM75
- NXP: LM75A, LM75B
- Microchip: MCP9808
- Maxim Integrated: DS75
Note: exact pinout, voltage, and accuracy vary—verify package and spec match for your design.
- TI: TMP102, TMP75 / TMP75A
- Analog Devices: ADT7420, ADT7427, ADT75
- STMicroelectronics: STLM75
- NXP: LM75A, LM75B
- Microchip: MCP9808
- Maxim Integrated: DS75
Note: exact pinout, voltage, and accuracy vary—verify package and spec match for your design.
Pinout
- Pin count: 8 pins (8-pin package such as MSOP/VSSOP).
- Function: Digital I2C temperature sensor. Measures ambient temperature and reports the data over the I2C (SDA/SCL) bus; typically includes an alert/interrupt output and an address-select capability, powered from a single supply (Vcc) with ground (GND).
- Function: Digital I2C temperature sensor. Measures ambient temperature and reports the data over the I2C (SDA/SCL) bus; typically includes an alert/interrupt output and an address-select capability, powered from a single supply (Vcc) with ground (GND).
Manufacturer
- Manufacturer: Texas Instruments (TI)
- What kind of company: American multinational semiconductor company that designs and manufactures analog and mixed-signal ICs, sensors, microcontrollers, data converters, and related semiconductor products.
- What kind of company: American multinational semiconductor company that designs and manufactures analog and mixed-signal ICs, sensors, microcontrollers, data converters, and related semiconductor products.
Application
TMP103AYFFT is a digital I2C temperature sensor. Common application areas include:
- Consumer electronics: laptops, tablets, smartphones, wearables
- Automotive: engine/battery temperature sensing, HVAC control
- Industrial/automation: motors, inverters, thermostats, PLCs
- Data centers/servers: rack and board temperature monitoring
- Medical devices: portable temperature monitoring equipment
- Home appliances: refrigerators, air conditioners, smart appliances
- Battery management systems: Li‑ion pack temperature sensing
- IoT/environmental monitoring: sensors, smart thermostats, remote monitors
- Cold-chain/food, pharmaceutical storage and transport monitoring
- Consumer electronics: laptops, tablets, smartphones, wearables
- Automotive: engine/battery temperature sensing, HVAC control
- Industrial/automation: motors, inverters, thermostats, PLCs
- Data centers/servers: rack and board temperature monitoring
- Medical devices: portable temperature monitoring equipment
- Home appliances: refrigerators, air conditioners, smart appliances
- Battery management systems: Li‑ion pack temperature sensing
- IoT/environmental monitoring: sensors, smart thermostats, remote monitors
- Cold-chain/food, pharmaceutical storage and transport monitoring
Package
TMP103AYFFT comes in an 8-pin MSOP package (MSOP-8).
