BD6966NUX is a single-phase full-wave motor driver for fan motors. It features soft-switched drive, PWM speed control, Hall bias, standby function and low duty start-up function.
The BD6966NUX is a silicon monolithic integrated circuit designed as a single‑phase full‑wave motor driver for fan motors. It features soft‑switched drive, PWM speed control, Hall bias, standby function, and low‑duty start‑up.
The document lists absolute maximum ratings, operating conditions, detailed electrical characteristics, package outlines, and cautions for safe use, including recommendations for reverse‑polarity protection and thermal design.
| Supply voltage (Vec) | 7 V |
|---|---|
| Power dissipation (Pd) | 580 mW |
| Operating temperature (Topr) | -40 °C to +105 °C |
| Output voltage (Vomax) | 7 V |
| Maximum output current (Iomax) | 1000 mA |
| Junction temperature (Tjmax) | 150 °C |
| Operating supply voltage range | 1.8 V to 5.5 V |
| Hall bias voltage (Vhb) | 0.9 V to 1.1 V |
| Input frequency (Fpwm) | 50 kHz |
| Lock detection ON time (Ton) | 0.35 s to 0.65 s |
The maximum supply voltage (Vec) is 7 V.
It can operate from –40 °C up to +105 °C.
The driver can deliver up to 1000 mA of output current.
Avoid reverse polarity; use a diode or other protection to prevent damage.