KA2822D - Fairchild

KA2822D 3-Phase BLDC Motor Driver

The KA2822D is a monolithic integrated circuit, and suitable for the three-phase spindle motor driver of FDD system. 28-SSOPH-375 Typical Application • 3.5-inch floppy disk drive (FDD) spildle motor • Other 3-phase BLDC motor Ordering Information Device KA2822D KA2822BD Package 28-SSOPH-375 28-SSOPH-375 Operating Temp. 0 ~ 75°C 0 ~ 75°C 0 ~ 75°C 0 ~ 75°C .

Features

• 3-phase, full-wave, linear BLDC motor driver with 2 hall sensors
• Built-in soft switching drive circuit
• 300 or 360 RPM speed control
• Snubberless
• Built-in chip enable function
• Built-in digital speed control circuit
• Built-in current limit circuit
• Index sensorless
• Built-in TSD (Thermal shutdown)
• Low saturation voltage
• Digital input: TTL, 5V CMOS compatible
• Built-in current-mode control circuit (IPEAK: 1A) Description The KA2822D is a monolithic integrated circuit, and suitable for the three-phase spindle motor driver of FDD system. 28-SSOPH-375 Typical Application
• 3.5-.