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Power management
Why VNH7040AY shuts off above 15 A immediately
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Why VNH7040AY shuts off above 15 A immediately
Mark Peter Vargha
Associate III
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2019-11-12
04:24 AM
Tested the VNH7040AY
Mounted on the official breakout board. (Also tried with custom PCB)
Proper heatsink.
50 and 100% 20 kHz PWM.
With dummy load and also with real motor.
Tried 7, 12, 20 and 24 Volt Vcc.
Tried 3.3, 5 and 7 Volt control signal (INA, INB, PWM).
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