This datasheet introduces the features and characteristics of ROHM BD1020HFV temperature sensor IC. The sensor has low quiescent current (4µA) and high accuracy, can detect temperature, output voltage linearly varies with temperature.
The BD1020HFV is a semiconductor temperature‑sensor IC offering a detection range of –30 °C to +100 °C and an analog output that varies linearly with temperature. It operates from 2.4 V to 5.5 V supply and features a typical quiescent current of 4 µA.
The document provides electrical characteristics, pin descriptions, package dimensions, recommended operating conditions, and ordering information, along with application examples such as cell‑phone RF modules, audio systems, and digital cameras.
| Detection Temperature Range | -30 °C to +100 °C |
|---|---|
| Operating Voltage Range | 2.4 V to 5.5 V |
| Temperature Sensitivity | -8.2 mV/°C |
| Quiescent Current | 4 µA (typical) |
| Package Size | 1.60 mm × 1.60 mm × 0.60 mm |
| Low Thermal Resistance | 187 °C·W |
It can measure temperatures from –30 °C up to +100 °C.
The device typically draws 4 µA of quiescent current.
The recommended operating voltage is between 2.4 V and 5.5 V.
The sensor’s output changes by about –8.2 mV per degree Celsius.