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TMP75BQDRQ1 Datasheet(PDF) 1 Page - Texas Instruments |
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TMP75BQDRQ1 Datasheet(HTML) 1 Page - Texas Instruments |
1 / 31 page ±3 ±2 ±1 0 1 2 3 ±75 ±50 ±25 0 25 50 75 100 125 150 Temperature ( C) Mean Mean - 6 Mean + 6 C005 A2 SDA SCL GND ALERT 2 6 8 7 1 A1 A0 VS 4 3 5 0.01 2F Two-Wire Host Controller TMP75B-Q1 1.4 V to 3.6 V Product Folder Sample & Buy Technical Documents Tools & Software Support & Community TMP75B-Q1 SBOS721 – OCTOBER 2014 TMP75B-Q1 1.8-V Digital Temperature Sensor with Two-Wire Interface and Alert 1 Features 3 Description The TMP75B-Q1 is an integrated digital temperature 1 • Qualified for Automotive Applications sensor with a 12-bit analog-to-digital converter (ADC) • AEC-Q100 Qualified with the Following Results: that can operate at a 1.8-V supply, and is pin and – Temperature Grade 1: –40°C to 125°C register compatible with the industry-standard LM75 and TMP75. This device is available in SOIC-8 and – HBM ESD Classification 2 VSSOP-8 packages, and requires no external – CDM ESD Classification C4B components to sense the temperature. The TMP75B- • Digital Output with Two-Wire Serial Interface Q1 is capable of reading temperatures with a resolution of 0.0625°C and is specified over a • Up to 8 Pin-Programmable Bus Addresses temperature range of –40°C to 125°C. • Programmable Overtemperature ALERT The TMP75B-Q1 features SMBus and two-wire • Shutdown Mode for Power Saving interface compatibility, and allows up to eight devices • One-Shot Conversion Mode on the same bus with the SMBus overtemperature • Operating Temperature Range: –40°C to 125°C alert function. The programmable temperature limits • Operating Supply Range: 1.4 V to 3.6 V and the ALERT pin allow the sensor to operate as a stand-alone thermostat, or an overtemperature alarm • Quiescent Current: for power throttling or system shutdown. – 45 μA Active (typ) The factory-calibrated temperature accuracy and the – 0.3 μA Shutdown (typ) noise-immune digital interface make the TMP75B-Q1 • Accuracy: the preferred solution for temperature compensation – ±0.5°C (typ) from –20°C to 85°C of other sensors and electronic components, without the need for additional system-level calibration or – ±1°C (typ) from –40°C to 125°C elaborate board layout for distributed temperature • Resolution: 12 Bits (0.0625°C) sensing. • Packages: SOIC-8 and VSSOP-8 The TMP75B-Q1 is ideal for thermal management and protection of a variety of automotive applications, 2 Applications and is a high-performance alternative to a PCB- • Automotive Embedded Systems mounted NTC thermistor. • ECU Processor Temperature Monitoring Device Information(1) • TCM Processor Temperature Monitoring DEVICE NAME PACKAGE BODY SIZE (NOM) • BCM Processor Temperature Monitoring SOIC (8) 4.90 mm × 3.90 mm TMP75B-Q1 • LED Headlight Thermal Control VSSOP (8) 3.00 mm × 3.00 mm • Battery Thermal Protection (1) For all available packages, see the package option addendum • Electrical Motor Driver Thermal Protection at the end of the datasheet. Temperature Accuracy (Error) vs Ambient Simplified Schematic Temperature 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
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