MC33887PEK

• Product introduction

MC33887PEKintegrationH bridge, with hibernation mode

33887is oneMonolithic circuit HBridge powerICload currentFeedback function，Make itIdealClosed loopControl of DC motors。shouldICIntegratedinternal control logic,charge pump,doordriveutensil，Low on-resistance RDS（ON）MOSFETOutput circuit。 33887becoiledDCLoad currenttargetOn an inductive loadAbility to controlUp5.0 A，Peak currentlimitAt 5.2 A and7.8 A.Output loadcanUp to 10 kHzThe frequencypulseWidth modulation (PWM-ED）activation。Load current feedbackFeatures provide oneScale (1/375thtargetLoad current)ConstantCurrent output，fitFor monitoringMicrocontroller'sA / Dinput。thisFunctionality simplifieddevisetargetClosed-loop torque/Speed controlandOpen load detection。
Failure statusOutput pinsreportunderpressshort circuit，Overtemperature conditions。Two independent inputsofferTwo and a half bridgesTotem pole outputtargetPolarity control。TwoInput is prohibitedcompulsionH-bridge outputis a tri-state（ManifestedHigh impedance）。
peculiarity
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completelyThe specified action5.0 Vreach28 V
LtdandReduced performanceto 40 V
120mΩRDS（ON）typicalH-bridge MOSFETs
TTL / CMOScompatibleinput
PWMfrequencyis 10 kHz
Active current limit(Adjustment)
faultStatus reports
Sleep mode,Current consumption≤50μA（floator Settingsto match the defaultlogicstatetargetinput）
shouldProduct containsAt FreescaleproductsLongevity program，guaranteesupplyAt least 15yearafterlaunch

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