MC33984CHFKR2pairIntelligentSelf-preservationsiliconhighsideswitch（4.0milliohms）
33984beOnedoubletargetSelf-preservation4.0milliohmssiliconswitch，ForReplace electromechanicalRelays, fusesandDiscreteatpower managementmiddletargetapply。target33984Is designed forHarsh environment, which includes:selfRecovery functionality。The device is suitable forhighof inrush current，andMotor andallTypeResistors and inductorsloadtargetload。
By serialPeripheral interface (SPI）implementprogramming, control and diagnostics。A specified parallelismEnter, yessubstituteand pulseswidthmodulation（PWM）controlEach output。 SPIProgrammabletargettargetFault trippingthresholdallowequipmentMake adjustments,for best performancetargetapply。
33984is encapsulated inOnePower boosted12×12 mmnonleaded PQFNencapsulationExposedlabel
peculiarity
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pair4.0milliohmsutmosthighSide switchandparallelinputorSPIcontrol
6.0 Vreach27 VOperating voltage，Standby current5.0μA
There are twoSPIOptional currentcompareOutput currentmonitor
SPIcontroltargetOvercurrent limit，Overcurrent faultBlanking time，outputTurn off the load opendetect，outputON / OFFcontrol, the watchdog timed out，Sluggishrateand fault statusreport
loadovercurrent,Open and short circuits，Overtemperature, undervoltageandOvervoltage shutdown，faultSafety pinstate，and program statustargetSPIStatus reports
Enhanced-16 VreversepolarityVPWRprotection
Microchip century-old electronic technology---
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