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 20SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.75 V ~ 5.25 V80kHz ~ 1MHz95%YesNo
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Enable, Power Good0°C ~ 70°C (TA)20-SOIC (0.295", 7.50mm Width)20-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 32QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
-
Enable, Frequency Control, Power Good-10°C ~ 100°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ActivePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ActivePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN Last Time BuyPWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN Last Time BuyPWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ObsoletePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ActivePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ActivePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Power Good, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz66.7%
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No
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Enable, Frequency Control, Power Good, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
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Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ActivePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ActivePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ActivePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ActivePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start0°C ~ 70°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 48QFN ActivePWM SignalStep-DownPositiveBuck664.75 V ~ 5.25 V80kHz ~ 1MHz
-
-
No
-
Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)48-VFQFN Exposed Pad48-QFN (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SOIC ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SOIC ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SOIC ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
-
Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SOIC ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 32QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Renesas Electronics America Inc. IC Regulators Controller BUCK 32QFN ObsoletePWM SignalStep-DownPositiveBuck444.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
-
Current Limit, Enable, Frequency Control, Power Good0°C ~ 70°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Renesas Electronics America Inc. IC Regulators Controller BUCK 32QFN ObsoletePWM SignalStep-DownPositiveBuck224.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)
Renesas Electronics America Inc. IC Regulators Controller BUCK 32QFN ObsoletePWM SignalStep-DownPositiveBuck224.75 V ~ 5.25 V80kHz ~ 1MHz75%
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No
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Current Limit, Enable, Frequency Control, Power Good0°C ~ 85°C (TA)32-VFQFN Exposed Pad32-QFN (5x5)