MC33395EWtriphasicMOSFETpredrive
MC33395combinegate driver,charge pump,current detection,andnecessarytargetProtection circuitsin order todrive3-phase bridge typedispositiontarget6pieceN-Channel power MOSFETs。Pattern logicIncorporated intoroutingPulse width modulation(PWM) signaltargetLow sideFET orHigh sideFET'sbridge,orofferComplementary PWMoutputof lowsideand highsideof bridges。Pulse width modulationUpto 28kilohertztargetfrequencyis possible.needFew external componentsimplement3 phasesHalf-bridge gatedriveutensil:ThreeTiny capacitorscharge pump,A current sense resistor,And someCurrent limiting comparatorof bias resistors。Built-in protectionCircuit, preventdamagetargetMOS-FETbridgeandDriver IC, including:Overvoltage shutdown,Overtemperature shutdown, overcurrentShut down,undervoltage shutdown,reversebatterydetectand provideend(Through external.)Reverse battery connectionMOSFET)。
peculiarity
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drive6pieceN-ChannelsLow Rds(on)Power MOSFETs
Builtof charge pumps
BuiltCurrent sense comparator
Built-in PWMMode control logic
Built-inProtection circuits
Designed fordecimal fractionoverallhorsepowerBrushless DC motor
Microchip Centennial Electronic Technology - Professional
sensor