Thermal Management

Temperature Sensors
Temperature Sensors are useful in thermometer circuits, temperature compensation applications as well as a wide array of general purpose replacements for older thermistor technology. Choose among:

Voltage Output
Features:
• ±0.5°C typical temperature conversion accuracy
• Operating current as low as 35µA
• 2.5V to 5.5V supply voltage range
• -40°C to +125°C temperature range
• Available in 6.25mV/°C and 10mV/°C linear temperature slopes
• Small 3-lead SOT-23 packages

Logic Output
Features:
• ±0.5°C typical threshold accuracy
• Operating current as low as 40µA
• 2.7V to 18V available supply voltages
• Programmable hysteresis for TC07/6501/6502/6503/6504
• Dual trip-points for TC620/621/623
• External temperature sensor for TC621
• Small SOT-23, MSOP and SOIC packages

Serial Output
Features:
• ±0.5°C typical accuracy
• Operating current as low as 200 µA
• 2-wire SMBus compatible interface
• 3-wire and 4-wire SPI™ compatible interfaces
• Standby mode for power savings, (as low as 0.1 µA)
• High temperature resolution (0.0625°C to 1°C)
• Fast temperature conversion times
• Wide temperature range: -55°C to +125°C
• Small SOT-23, MSOP and DFN packages

DC Fan Controllers and Fan Fault Detectors Comparison Chart

Features:

• Temperature proportional fan speed control
  • FanSense™ technology protects against fan and system failure and eliminates need for 3-wire fans
  • Low operating current