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UC1625 UC2625 UC3625
SLUS353C – NOVEMBER 2003 – REVISED JUNE 2013
Brushless DC Motor Controller
Check for Samples: UC1625, UC2625, UC3625
FEATURES
1
• Drives Power MOSFETs or Power Darlingtons Directly
• 50-V Open Collector High-Side Drivers • Latched Soft Start • High-Speed Current-Sense Amplifier with Ideal
Diode • Pulse-by-Pulse and Average Current Sensing • Over-Voltage and Under-Voltage Protection • Direction Latch for Safe Direction Reversal • Tachometer • Trimmed Reference Sources 30 mA • Programmable Cross-Conduction Protection • Two-Quadrant and Four-Quadrant Operation
DESCRIPTION
The UC3625 family of motorcontroller devices integrate most of the functions required for highperformance brushless dc-motor control into one package.