Part Number Manufacturer / Brand Brife Description Part StatusOutput TypeFunctionOutput ConfigurationTopologyNumber of OutputsOutput PhasesVoltage - Supply (Vcc/Vdd)Frequency - SwitchingDuty Cycle (Max)Synchronous RectifierClock SyncSerial InterfacesControl FeaturesOperating TemperaturePackage / CaseSupplier Device Package
ON Semiconductor IC Regulators Controller BUCK 40MLP ObsoletePWM SignalStep-DownPositiveBuck55
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1MHz
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No
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Current Limit, Enable, Soft Start0°C ~ 85°C (TA)40-WFQFN Exposed Pad40-MLP (6x6)
Linear Technology/Analog Devices IC Regulators BUCK ADJ QUAD 40QFN ActiveTransistor DriverStep-Up/Step-DownPositiveBuck-Boost423 V ~ 42 V250kHz ~ 2.2MHz
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YesYes
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Current Limit, Power Good, Soft Start-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK 40QFN ActiveTransistor DriverStep-DownPositiveBuck334.5 V ~ 24 V250kHz ~ 750kHz98%YesNo
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Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK 40QFN ActiveTransistor DriverStep-DownPositiveBuck224.5 V ~ 38 V250kHz ~ 770kHz95%YesNo
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Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking-40°C ~ 85°C (TA)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK 40QFN ActiveTransistor DriverStep-DownPositiveBuck224.5 V ~ 38 V250kHz ~ 720kHz
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YesNo
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Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK PMBUS 40QFN ActiveTransistor DriverStep-DownPositiveBuck224.5 V ~ 24 V
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YesYesI²C, PMBusEnable, Frequency Control-40°C ~ 105°C (TA)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK PMBUS 40QFN ActivePWM SignalStep-DownPositiveBuck223 V ~ 13.8 V500kHz87.5%NoYesI²C, PMBusEnable, Phase Control-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK PMBUS 40QFN ActivePWM SignalStep-DownPositiveBuck223 V ~ 13.8 V500kHz87.5%NoYesI²C, PMBusEnable, Frequency Control, Phase Control, Power Good-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Linear Technology/Analog Devices IC Regulators Controller BUCK PMBUS 40QFN ActiveTransistor DriverStep-DownPositiveBuck224.5 V ~ 24 V250kHz ~ 1MHz
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YesYesI²C, PMBusEnable, Frequency Control, Phase Control-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Maxim Integrated IC Regulators Controller BUCK 40TQFN ActiveTransistor DriverStep-DownPositiveBuck225.5 V ~ 23 V200kHz ~ 2.2MHz
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YesYes
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Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Sequencing, Tracking-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-TQFN-EP (5x5)
Maxim Integrated IC Regulators Controller BUCK 40TQFN ActiveTransistor DriverStep-DownPositiveBuck212 V ~ 28 V170kHz ~ 620kHz100%YesNo
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Current Limit, Enable, On Time Control, Power Good, Pulse Skipping, Saturation-40°C ~ 85°C (TA)40-WFQFN Exposed Pad40-TQFN-EP (5x5)
Maxim Integrated IC Regulators Controller BUCK 40TQFN ActiveTransistor DriverStep-DownPositiveBuck212 V ~ 28 V170kHz ~ 620kHz100%YesNo
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Current Limit, Enable, On Time Control, Power Good, Pulse Skipping, Saturation-40°C ~ 85°C (TA)40-WFQFN Exposed Pad40-TQFN-EP (5x5)
MaxLinear, Inc. IC Regulators Controller BUCK I2C 40TQFN ActiveTransistor DriverStep-DownPositiveBuck446.5 V ~ 20 V300kHz ~ 1.5MHz85%YesNoI²CEnable-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-TQFN (6x6)
MaxLinear, Inc. IC Power Management IC Power Management DC-DC QUAD 40QFN ObsoleteTransistor DriverStep-DownPositiveBuck446.5 V ~ 20 V300kHz ~ 1.5MHz85%YesNoI²CEnable-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-TQFN (6x6)
MaxLinear, Inc. IC Regulators Controller BUCK I2C 40TQFN ActiveTransistor DriverStep-DownPositiveBuck446.5 V ~ 20 V300kHz ~ 1.5MHz85%YesNoI²CEnable-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-TQFN (6x6)