DRV10963

Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design DRV10963 SLAS955A – MARCH 2013 – REVISED JULY 2015 DRV10963 5-V, Three-Phase, Sensorless BLDC Motor Driver 1 Features 1 Proprietary Sensor-less Window-less 180° Sinusoidal Control Scheme Input Voltage Range 2.1 to 5.5 V 500-mA Output Current Low Quiescent Current 15 µA (Typical) at Sleep Mode Total Driver H+L Rdson Less than 1.5 Ω Current Limit and Short Circuit Current Protection Lock Detection Anti Voltage Surge (AVS) UVLO Thermal Shutdown 2 Applications Notebook CPU Fans Game Station CPU Fans ASIC Cooling Fans 3 Description The DRV10963 is a three phase sensor-less motor driver with integrated power MOSFETs. It is specifically designed for high efficiency, low noise and low external component count motor drive applications. The proprietary sensor-less window-less 180° sinusoidal control scheme offers ultra-quiet motor drive performance. The DRV10963 contains an intelligent lock detect function, combined with other internal protection circuits to ensure safe operation. The DRV10963 is available in a thermally efficient 10pin USON package with an exposed thermal pad. PART NUMBER DRV10963 Device Information PACKAGE BODY SIZE (NOM) USON (10) 3.00 mm × 3.00 mm (1) For all available packages, see the orderable addendum at the end of the data sheet. Simplified Schematic Vcc 100k FG Vcc 2.2uF Gnd 1 FG 2 FGS 3 VCC 4W 5 GND PWM 10 GND 9 FR...