Product details

Local sensor accuracy (max) 2 Operating temperature range (°C) -50 to 150 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Supply current (max) (µA) 8.1 Interface type Analog output Sensor gain (mV/°C) -13.6 Rating Automotive Features Industry standard pinout TI functional safety category Functional Safety-Capable
Local sensor accuracy (max) 2 Operating temperature range (°C) -50 to 150 Supply voltage (min) (V) 2.7 Supply voltage (max) (V) 5.5 Supply current (max) (µA) 8.1 Interface type Analog output Sensor gain (mV/°C) -13.6 Rating Automotive Features Industry standard pinout TI functional safety category Functional Safety-Capable
SOT-SC70 (DCK) 5 4.2 mm² 2 x 2.1
  • LMT87-Q1-Q1 is AEC-Q100 Qualified for Automotive Applications:
    • Device Temperature Grade 0: –40°C to +150°C
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C6
  • Functional Safety-Capable
  • Very Accurate: ±0.4°C Typical
  • Low 2.7-V Operation
  • Average Sensor Gain of –13.6 mV/°C
  • Low 5.4-µA Quiescent Current
  • Wide Temperature Range: –50°C to 150°C
  • Output is Short-Circuit Protected
  • Push-Pull Output With ±50-µA Drive Capability
  • Footprint Compatible With the Industry-Standard LM20/19 and LM35 Temperature Sensors
  • Cost-Effective Alternative to Thermistors
  • LMT87-Q1-Q1 is AEC-Q100 Qualified for Automotive Applications:
    • Device Temperature Grade 0: –40°C to +150°C
    • Device HBM ESD Classification Level 2
    • Device CDM ESD Classification Level C6
  • Functional Safety-Capable
  • Very Accurate: ±0.4°C Typical
  • Low 2.7-V Operation
  • Average Sensor Gain of –13.6 mV/°C
  • Low 5.4-µA Quiescent Current
  • Wide Temperature Range: –50°C to 150°C
  • Output is Short-Circuit Protected
  • Push-Pull Output With ±50-µA Drive Capability
  • Footprint Compatible With the Industry-Standard LM20/19 and LM35 Temperature Sensors
  • Cost-Effective Alternative to Thermistors

The LMT87-Q1 device is a precision CMOS temperature sensor with ±0.4°C typical accuracy (±2.7°C maximum) and a linear analog output voltage that is inversely proportional to temperature. The 2.7-V supply voltage operation, 5.4-µA quiescent current, and 0.7-ms power-on time enable effective power-cycling architectures to minimize power consumption for battery-powered applications such as drones and sensor nodes. The LMT87-Q1-Q1 device is AEC-Q100 Grade 0 qualified and maintains ±2.7°C maximum accuracy over the full operating temperature range without calibration; this makes the LMT87-Q1-Q1 suitable for automotive applications such as infotainment, cluster, and powertrain systems. The accuracy over the wide operating range and other features make the LMT87-Q1 an excellent alternative to thermistors.

For devices with different average sensor gains and comparable accuracy, refer to Comparable Alternative Devices for alternative devices in the LMT8x family.

The LMT87-Q1 device is a precision CMOS temperature sensor with ±0.4°C typical accuracy (±2.7°C maximum) and a linear analog output voltage that is inversely proportional to temperature. The 2.7-V supply voltage operation, 5.4-µA quiescent current, and 0.7-ms power-on time enable effective power-cycling architectures to minimize power consumption for battery-powered applications such as drones and sensor nodes. The LMT87-Q1-Q1 device is AEC-Q100 Grade 0 qualified and maintains ±2.7°C maximum accuracy over the full operating temperature range without calibration; this makes the LMT87-Q1-Q1 suitable for automotive applications such as infotainment, cluster, and powertrain systems. The accuracy over the wide operating range and other features make the LMT87-Q1 an excellent alternative to thermistors.

For devices with different average sensor gains and comparable accuracy, refer to Comparable Alternative Devices for alternative devices in the LMT8x family.

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LMT86-Q1 ACTIVE Automotive Grade, 2.2V-Capable, 10 uA Analog Output Temperature Sensor Higher sensor gain (-10.9mV/°C) and higher accuracy (±1°C) in a pin-compatible package
TMP235-Q1 ACTIVE Automotive Grade ±1.5°C 2.3V to 5.5V analog output temperature sensor with +10 mV/°C gain Higher sensor gain (10mV/°C) and higher accuracy (±1°C) in a pin-compatible package
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LM94022-Q1 ACTIVE Automotive Grade, ±1.5°C Temperature Sensor with Multiple Gain and Class-AB Analog Output Pin-selectable gain device (-13.6, -10.9, -8.2, and -5.5 mV/°C) in package with similar pinout

Technical documentation

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Type Title Date
* Data sheet LMT87-Q1 2.7-V, SC70, Analog Temperature Sensors With Class-AB Output datasheet (Rev. A) PDF | HTML 30 Jun 2022
Functional safety information LMT87-Q1 Functional Safety FIT Rate and FMD 12 Mar 2020
Application note SC Temp Sensors Challenge Precision RTDs and Thermistors in Build Automation (Rev. A) 08 May 2019
Technical article What are the advantages of an automotive temperature sensor IC compared to an NTC? PDF | HTML 13 Jun 2018
Technical article How to maintain automotive front camera thermal performance on a hot summer day PDF | HTML 02 Feb 2018
Technical article How to use temperature sensors to achieve linear thermal foldback in automotive LE PDF | HTML 01 Mar 2017

Design & development

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SNIC009 LMT87 Look-Up Table

Supported products & hardware

Supported products & hardware

Products
Analog temperature sensors
LMT87 ±2°C 2.7V to 5.5V analog output temperature sensor with -13.6 mV/°C gain LMT87-Q1 Automotive ±2.7°C 2.7V to 5.5V analog output temperature sensor with -13.6 mV/°C gain
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