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TMP235-Q1

TMP235-Q1 Series

Automotive Grade ±1.5°C 2.3V to 5.5V analog output temperature sensor with +10 mV/°C gain

Manufacturer: Texas Instruments

Catalog

Automotive Grade ±1.5°C 2.3V to 5.5V analog output temperature sensor with +10 mV/°C gain

Key Features

AEC-Q100 qualified for automotive applicationsTMP235-Q1 grade 0: –40°C to +150°CTMP236-Q1 grade 1: –40°C to +125°CFunctional Safety-CapableDocumentation available to aid functional safety system designTight accuracy across a wide temperature range:±2.5°C (maximum): –40°C to +150°C (TMP235 -Q1)±2.5°C (maximum): –10°C to +125°C (TMP236 -Q1)Positive slope sensor gain, offset (typical):10 mV/°C, 500 mV at 0°C (TMP235 -Q1)19.5 mV/°C, 400 mV at 0°C (TMP236 -Q1)Wide operating supply voltage range:2.3 V to 5.5 V (TMP235 -Q1)3.1 V to 5.5 V (TMP236 -Q1)Short-circuit protected outputLow power: 9 µA (typical)Strong output for driving loads up to 1000 pFAvailable package options:5-pin SC70 (DCK) surface mount3-pin SOT-23 (DBZ) surface mountFootprint compatible with industry-standard LMT8x-Q1, LM50-Q1, and LM20 temperature sensorsCost-effective alternative to thermistorsAEC-Q100 qualified for automotive applicationsTMP235-Q1 grade 0: –40°C to +150°CTMP236-Q1 grade 1: –40°C to +125°CFunctional Safety-CapableDocumentation available to aid functional safety system designTight accuracy across a wide temperature range:±2.5°C (maximum): –40°C to +150°C (TMP235 -Q1)±2.5°C (maximum): –10°C to +125°C (TMP236 -Q1)Positive slope sensor gain, offset (typical):10 mV/°C, 500 mV at 0°C (TMP235 -Q1)19.5 mV/°C, 400 mV at 0°C (TMP236 -Q1)Wide operating supply voltage range:2.3 V to 5.5 V (TMP235 -Q1)3.1 V to 5.5 V (TMP236 -Q1)Short-circuit protected outputLow power: 9 µA (typical)Strong output for driving loads up to 1000 pFAvailable package options:5-pin SC70 (DCK) surface mount3-pin SOT-23 (DBZ) surface mountFootprint compatible with industry-standard LMT8x-Q1, LM50-Q1, and LM20 temperature sensorsCost-effective alternative to thermistors

Description

AI
The TMP23x devices are a family of precision CMOS integrated-circuit linear analog temperature sensors with an output voltage proportional to temperature engineers can use in multiple analog temperature-sensing applications. These temperature sensors are more accurate than similar pin-compatible devices on the market, featuring typical accuracy from 0°C to +70°C of ±0.5°C. The increased accuracy of the series is designed for many analog temperature-sensing applications.The TMP235 device provides a positive slope output of 10 mV/°C over the full –40°C to +150°C temperature range and a supply range from 2.3 V to 5.5 V. The higher gain TMP236 sensor provides a positive slope output of 19.5 mV/°C from –10°C to +125°C and a supply range from 3.1 V to 5.5 V. The 9-µA typical quiescent current and 800-µs typical power-on time enable effective power-cycling architectures to minimize power consumption for battery-powered devices. A class-AB output driver provides a strong 500-µA maximum output to drive capacitive loads up to 1000 pF and is designed to directly interface to analog-to-digital converter sample and hold inputs. With excellent accuracy and a strong linear output driver, the TMP23x analog output temperature sensors are cost-effective alternatives to passive thermistors. The TMP23x devices are a family of precision CMOS integrated-circuit linear analog temperature sensors with an output voltage proportional to temperature engineers can use in multiple analog temperature-sensing applications. These temperature sensors are more accurate than similar pin-compatible devices on the market, featuring typical accuracy from 0°C to +70°C of ±0.5°C. The increased accuracy of the series is designed for many analog temperature-sensing applications.The TMP235 device provides a positive slope output of 10 mV/°C over the full –40°C to +150°C temperature range and a supply range from 2.3 V to 5.5 V. The higher gain TMP236 sensor provides a positive slope output of 19.5 mV/°C from –10°C to +125°C and a supply range from 3.1 V to 5.5 V. The 9-µA typical quiescent current and 800-µs typical power-on time enable effective power-cycling architectures to minimize power consumption for battery-powered devices. A class-AB output driver provides a strong 500-µA maximum output to drive capacitive loads up to 1000 pF and is designed to directly interface to analog-to-digital converter sample and hold inputs. With excellent accuracy and a strong linear output driver, the TMP23x analog output temperature sensors are cost-effective alternatives to passive thermistors.