BD9251FV is a single-chip integrated circuit that is used for human body detection applications. It has an ultra-low power design that can greatly reduce the standby power requirements of devices that are always in use, and it is space-saving, so there is no need to choose a mounting location.
The BD9251FV is a semiconductor IC designed for human‑body detection applications such as lighting, security systems, and HVAC devices. It integrates an amplifier, comparator, voltage regulator and moving‑detector functions in a single chip, offering low standby power and easy integration.
The document provides absolute maximum ratings, typical operating conditions, detailed electrical characteristics, pin descriptions, timing charts, recommended circuit constants, and ordering information for the SSOP‑B14 package.
| Supply Voltage Range | -0.3 V to 7.0 V |
|---|---|
| Typical Supply Voltage | 2.97 V (min) – 6.0 V (max) |
| Supply Current (no load) | 300 µA – 400 µA |
| Operating Temperature Range | -30 °C to 75 °C |
The device operates from –0.3 V up to 7.0 V.
Pin 9 (A2_OUT) provides the analog output, and pin 5 (A1N_IN) and pin 6 (A1_OUT) are also analog‑related pins.
Order the part number BD9251FV‑SSOP‑B14, which is supplied on embossed tape and reel.