SI9979_04 VISHAY [Vishay Siliconix], SI9979_04 Datasheet
SI9979_04
Related parts for SI9979_04
SI9979_04 Summary of contents
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Brushless DC Motor Controller FEATURES D Hall-Effect Commutation D 60_ or 120_ Sensor Spacing D Integral High-Side Drive for all N-Channel MOSFET Bridges D PWM Input DESCRIPTION The Si9979 is a monolithic brushless dc motor controller with integral high-side ...
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Si9979 Vishay Siliconix ABSOLUTE MAXIMUM RATINGS Voltage on Pin ...
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SPECIFICATIONS Parameter Symbol Protection Low-Side Undervoltage Lockout UVLL Low-Side Hysteresis High-Side Undervoltage Lockout UVLH Current Limit Comparator Input Bias Current Comparator Threshold Voltage Comparator Threshold Voltage V V Common Mode Voltage V One Shot Pulse Width One Shot Pulse Width ...
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Si9979 Vishay Siliconix PIN CONFIGURATION AND ORDERING INFORMATION SQFP- 60/120 F PWM 8 ...
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PIN DESCRIPTION (CONT’D) Pin 9: BRK With this input at logic “1”, the top MOSFETs are turned off and the bottom MOSFETs are turned on, shorting the motor windings together. This provides a braking torque which is dependent on the ...
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Si9979 Vishay Siliconix PIN DESCRIPTION (CONT’D) Pin 34 This is the gate drive output for the top MOSFET in Phase A. Pin 35 This pin is negative supply of the high-side drive circuitry. As such, it ...
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APPLICATION CIRCUITS Commutation 2 Sensor TACH 7 8 PWM IN 11 FAULT GND V+ MC14022 CLK ...
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Si9979 Vishay Siliconix APPLICATION CIRCUITS www.vishay.com ’ ’ − FIGURE 4. External V Regulator Si9979 Document Number: 70012 S-41209—Rev. E, 21-Jun-04 ...
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Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description ...