SSZT445
july 2019
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Challenge No. 1: Reduced Motor Life Due to Delayed Detection of Stall Conditions.
Solution No. 1: Fast Transient Response Current Sensing in a Motor Control System.
Challenge No. 2: Low Battery Duration Due to an Inaccurate Charging Voltage.
Solution No. 2: High-accuracy Voltage/current Sensing in a Constant-current/constant-voltage Loop.
Challenge No. 3: an Overheated Battery Due to Negative Temperature Coefficient (NTC) Thermistor Error.
Solution No. 3: High-accuracy Temperature Sensing with NTC.
Challenge No. 4
Solution No. 4: a Robust Odometer Signal-enhancing Circuit.
Challenge No. 5: Noisy/distorted Motor-drive Signals Cause the Motor Running Unexpectedly.
Solution No. 5: a Pulse-width-modulation (PWM) Enhancer Circuit in the Motor-drive Path.
Challenge No. 6: Vacuum Robot Collisions or Falls Due to Erroneous Distance Detection.
Solution No. 6: High-accuracy Infrared Output Signal Conditioning.
Additional Resource
Technical Article
6 Situations Where Small Amplifiers Solve Big Challenges in Vacuum Robots