The TM1101 is a high accuracy fully integrated thermal management unit that is capable of monitoring and maintaining a constant thermal environment of a small enclosure. It incorporates a temperature sensor, temperature controller, 12-bit 100KSPS multichannel ADC, and one-time programmable memory on a single chip.  The TM1101 is controlled via an I2C interface and is housed in a 2mm x 2mm QFN package.

Recommended for new designs

Block Diagram

  • •Absolute temp sensing accuracy to ±2°C
  • •Temperature control accuracy to  ±1°C
  • •12-bits ADC with 3 external channel inputs
  • •Optional control of external heater elements
  • •3.3V analog supply
  • •Extended Temp Range: -40°C to 125°C
 Datasheet Brief


Application Note


  • •Thermal Protection/Management
  • •Environmental Control Systems
  • •Precision Measurement

Order Numbers

Part NumberPinsDimensionsTypeReel Quantity
TM1100LR1163mm x 3mmQFN1000