MC34933EP

• Product introduction

MC34933EPDouble Hbridgedrive，Charge pump

34933beOne dual channelH bridgedriveutensilToatDigital camera market。There are many kindsApplications, includingLenses of digital camerastargetAutofocuscontrol。 34933Adopted FreescalepatentSMOS8bidirectionalCMOScraftProvides a lowpower devices,Maximum staticThe current is 100uAtargetMotorDrive powerandcontrolLogical power supply400UA。 34933adoptedVCCDetection circuitto detectLogical power supplyswitchtime, maximum currentis 1uAtargetShutdown statusto extend the batterytargetService life。 34933There are alsoThermal protection circuittargetH-bridge driverIC'sInternal power MOSFETscircuitto avoid damage。
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peculiarity
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Built2 channelsH-bridge driver
H-bridgeOperating voltage2.0V〜7.0V
outputcurrent1.0A @ TA = 25°C
Low totalRDS（ON）0.8Ω(typical)，1.0Ω(Max) @ TA= 25°C
Dual channelParallel drives，RDS（ON）0.4Ω（Typical)。Maximum DCCurrent 1.4A
PWMcontrolInput frequencyUp to 200 kHz
BuiltThroughCurrent protectioncircuit
BuilttargetCharge pumpcircuit(ExternalCap type）
logicpower supplyvoltageVCCLow voltagedetect
H-bridge drivertargethotdetect

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