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 20QSOP ObsoletePWM SignalStep-DownPositiveBuck3312V250kHz ~ 3MHz
-
NoNo
-
Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start0°C ~ 85°C (TA)20-SSOP (0.154", 3.90mm Width)20-QSOP
ON Semiconductor IC Regulators Controller BUCK 20SOIC ObsoletePWM SignalStep-DownPositiveBuck334.4 V ~ 16 V250kHz ~ 800kHz
-
NoNo
-
Current Limit, Frequency Control0°C ~ 70°C (TA)20-SOIC (0.295", 7.50mm Width)20-SOIC
Infineon Technologies IC Regulators Controller BUCK 48MLPQ ObsoleteTransistor DriverStep-DownPositiveBuck338 V ~ 16 V200kHz100%YesNo
-
Enable, Frequency Control, Power Good, Soft Start0°C ~ 150°C (TJ)48-VFQFN Exposed Pad48-MLPQ (7x7)
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SSOP ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V100kHz ~ 1.5MHz
-
-
No
-
Enable, Frequency Control, Power Good-10°C ~ 85°C (TA)28-SSOP (0.154", 3.90mm Width)28-QSOP
Renesas Electronics America Inc. IC Regulators Controller BUCK 28SOIC ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V80kHz ~ 1.5MHz66.7%
-
No
-
Enable, Frequency Control, Power Good0°C ~ 105°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
Renesas Electronics America Inc. IC Regulators Controller BUCK 28TSSOP ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V80kHz ~ 1.5MHz66.7%
-
No
-
Enable, Frequency Control, Power Good0°C ~ 105°C (TA)28-TSSOP (0.173", 4.40mm Width)28-TSSOP
Renesas Electronics America Inc. IC Regulators Controller BUCK 28QFN ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V80kHz ~ 1.5MHz66.7%
-
No
-
Enable, Frequency Control, Power Good0°C ~ 105°C (TA)28-VFQFN Exposed Pad28-QFN (5x5)
Renesas Electronics America Inc. IC Regulators Controller BUCK 28TSSOP ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V80kHz ~ 1.5MHz66.7%
-
No
-
Enable, Frequency Control, Power Good0°C ~ 105°C (TA)28-TSSOP (0.173", 4.40mm Width)28-TSSOP
Renesas Electronics America Inc. IC Regulators Controller BUCK 40QFN ObsoletePWM SignalStep-DownPositiveBuck334.75 V ~ 5.25 V200kHz ~ 500kHz
-
-
No
-
Enable, Power Good-10°C ~ 100°C (TA)40-VFQFN Exposed Pad40-QFN (6x6)
STMicroelectronics IC Regulators Controller BUCK 48-TQFP ObsoleteTransistor DriverStep-DownPositiveBuck337.5 V ~ 15 V150kHz80%YesNo
-
Enable, Frequency Control, Phase Control, Soft Start0°C ~ 125°C (TJ)48-TQFP Exposed Pad48-TQFP-EP (7x7)
STMicroelectronics IC Regulators Controller BUCK 48-TQFP ObsoleteTransistor DriverStep-DownPositiveBuck337.5 V ~ 15 V150kHz80%YesNo
-
Enable, Frequency Control, Phase Control, Soft Start0°C ~ 125°C (TJ)48-TQFP Exposed Pad48-TQFP-EP (7x7)
Linear Technology/Analog Devices IC Regulators Controller BUCK 36SSOP ActiveTransistor DriverStep-DownPositiveBuck333.8 V ~ 7 V225kHz ~ 680kHz98.5%YesNo
-
Enable, Phase Control, Power Good, Soft Start0°C ~ 70°C (TA)36-SSOP (0.209", 5.30mm Width)36-SSOP
Linear Technology/Analog Devices IC Regulators Controller BUCK 36SSOP ActiveTransistor DriverStep-DownPositiveBuck333.8 V ~ 7 V225kHz ~ 680kHz98.5%YesNo
-
Enable, Phase Control, Power Good, Soft Start-40°C ~ 140°C (TJ)36-SSOP (0.209", 5.30mm Width)36-SSOP
Linear Technology/Analog Devices IC Regulators Controller BUCK 36SSOP ActiveTransistor DriverStep-DownPositiveBuck334.5 V ~ 7 V225kHz ~ 680kHz98.5%YesNo
-
Enable, Power Good, Soft Start0°C ~ 70°C (TA)36-SSOP (0.209", 5.30mm Width)36-SSOP
Linear Technology/Analog Devices IC Regulators Controller BUCK 36SSOP ActiveTransistor DriverStep-DownPositiveBuck333.3 V ~ 36 V220kHz ~ 560kHz98.5%YesNo
-
Enable, Power Good, Tracking-40°C ~ 85°C (TA)36-SSOP (0.209", 5.30mm Width)36-SSOP
Linear Technology/Analog Devices IC Regulators Controller BUCK 38QFN ActiveTransistor DriverStep-DownPositiveBuck334.5 V ~ 38 V250kHz ~ 770kHz94%YesNo
-
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking-40°C ~ 125°C (TJ)38-WFQFN Exposed Pad38-QFN (5x7)
Linear Technology/Analog Devices IC Regulators Controller BUCK 40QFN ActiveTransistor DriverStep-DownPositiveBuck334.5 V ~ 24 V250kHz ~ 750kHz98%YesNo
-
Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking-40°C ~ 125°C (TJ)40-WFQFN Exposed Pad40-QFN (6x6)
Maxim Integrated IC Regulators Controller BUCK 48TQFN ActiveTransistor DriverStep-DownPositiveBuck335.5 V ~ 23 V200kHz ~ 2.2MHz
-
YesYes
-
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Tracking-40°C ~ 125°C (TJ)48-WFQFN Exposed Pad48-TQFN (7x7)
Maxim Integrated IC Regulators Controller BUCK 48TQFN ActiveTransistor DriverStep-DownPositiveBuck335.5 V ~ 23 V200kHz ~ 2.2MHz
-
YesYes
-
Current Limit, Enable, Frequency Control, Phase Control, Power Good, Reset, Tracking-40°C ~ 125°C (TJ)48-WFQFN Exposed Pad48-TQFN (7x7)