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
Rohm Semiconductor IC Regulators Controller BUCK 20VQFN ActiveTransistor DriverStep-DownPositiveBuck1110 V ~ 56 V50kHz ~ 500kHz
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YesYes
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Current Limit, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-VFQFN Exposed PadVQFN020V4040
Rohm Semiconductor IC Regulators Controller BOOST 8MSOP ActiveTransistor DriverStep-UpPositiveBoost114.2 V ~ 18 V100kHz ~ 800kHz100%NoNo
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Enable, Frequency Control-40°C ~ 85°C (TA)8-VSSOP, 8-MSOP (0.110", 2.80mm Width)8-MSOP
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 16-SSOPB ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost213.6 V ~ 35 V10kHz ~ 800kHz100%YesNo
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Dead Time Control, Soft Start-40°C ~ 85°C (TA)16-LSSOP (0.173", 4.40mm Width)16-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 14-SOP ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost113.6 V ~ 35 V20kHz ~ 800kHz100%NoNo
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Frequency Control-40°C ~ 85°C (TA)14-SOIC (0.173", 4.40mm Width)14-SOP
Rohm Semiconductor IC Regulators Controller BUCK-BOOST VQFNV ActiveTransistor DriverStep-Up/Step-DownPositiveBuck-Boost222.7 V ~ 14 V200kHz ~ 1MHz90%YesNo
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Enable, Frequency Control-25°C ~ 85°C (TA)16-VFQFN Exposed PadVQFN016V3030
Rohm Semiconductor IC Regulators Controller BOOST 8MSOP ActiveTransistor DriverStep-UpPositiveBoost114 V ~ 9 V100kHz ~ 1.2MHz90%NoNo
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Enable, Soft Start-40°C ~ 85°C (TA)8-VSSOP, 8-MSOP (0.110", 2.80mm Width)8-MSOP
Rohm Semiconductor IC Regulators Controller BUCK 16SSOP ActiveTransistor DriverStep-DownPositiveBuck214.5 V ~ 16 V100kHz ~ 2MHz
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YesNo
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)16-LSSOP (0.173", 4.40mm Width)16-SSOPB
Rohm Semiconductor QUASI-RESONANT CONTROL TYPE DC/D Active
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8-SOIC (0.154", 3.90mm Width), 7 Leads7-SOP
Rohm Semiconductor IC Regulators Controller BUCK 8MSOP ActiveTransistor DriverStep-DownPositiveBuck114 V ~ 9 V100kHz ~ 2MHz
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NoNo
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Frequency Control, Soft Start-40°C ~ 85°C (TA)8-VSSOP, 8-MSOP (0.110", 2.80mm Width)8-MSOP
Rohm Semiconductor IC Regulators Controller BUCK 20SSOP ActiveTransistor DriverStep-DownPositiveBuck213.6 V ~ 35 V100kHz ~ 1.5MHz
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NoNo
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Dead Time Control, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-LSSOP (0.173", 4.40mm Width)20-SSOP-B
Rohm Semiconductor IC Regulators Controller BUCK 14-SSOP ActiveTransistor DriverStep-DownPositiveBuck113.6 V ~ 35 V100kHz ~ 1.5MHz
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NoNo
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Dead Time Control, Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)14-LSSOP (0.173", 4.40mm Width)14-SSOP
Rohm Semiconductor IC Regulators Controller BUCK 8SOP ActiveTransistor DriverStep-DownPositiveBuck113 V ~ 30 VUp to 300kHz
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NoNo
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Current Limit, Frequency Control-25°C ~ 85°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOP-J
Rohm Semiconductor IC Regulators Controller BUCK 20VQFN ActiveTransistor DriverStep-DownPositiveBuck1110 V ~ 56 V50kHz ~ 500kHz
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YesYes
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Current Limit, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-VFQFN Exposed PadVQFN020V4040
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 16SOP ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost213.6 V ~ 35 V10kHz ~ 800kHz100%YesNo
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Dead Time Control, Soft Start-40°C ~ 85°C (TA)16-SOIC (0.173", 4.40mm Width)16-SOP
Rohm Semiconductor IC Regulators Controller BUCK 8MSOP ActiveTransistor DriverStep-DownPositiveBuck114.2 V ~ 18 V100kHz ~ 800kHz100%NoNo
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Enable, Frequency Control-40°C ~ 85°C (TA)8-VSSOP, 8-MSOP (0.110", 2.80mm Width)8-MSOP
Rohm Semiconductor IC Regulators Controller BUCK 48VQFP Not For New DesignsTransistor DriverStep-DownPositiveBuck213.9 V ~ 30 V300kHz
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YesYes
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Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)48-LQFP48-VQFPC (7x7)
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 14-SSOP ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost113.6 V ~ 35 V20kHz ~ 800kHz100%NoNo
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Frequency Control-40°C ~ 85°C (TA)14-LSSOP (0.173", 4.40mm Width)14-SSOP
Rohm Semiconductor IC Regulators Controller BOOST 16SSOP Not For New DesignsTransistor DriverStep-UpPositive, Isolation CapableBoost114.5 V ~ 30 V20kHz ~ 600kHz87%NoNo
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Enable, Frequency Control, Soft Start-40°C ~ 125°C (TJ)16-LSSOP (0.173", 4.40mm Width)16-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK/BST 20HTSSOP-B ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost214 V ~ 18 V10kHz ~ 3MHz
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NoNo
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)20-VSSOP (0.173", 4.40mm Width) Exposed Pad20-HTSSOP-B
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 16-SSOPB ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost212.5 V ~ 35 V10kHz ~ 800kHz100%YesNo
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Dead Time Control, Soft Start-40°C ~ 85°C (TA)16-LSSOP (0.173", 4.40mm Width)16-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK 48VQFP ActiveTransistor DriverStep-DownPositiveBuck213.9 V ~ 30 V250kHz ~ 550kHz
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YesYes
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Enable, Frequency Control, Power Good, Soft Start-40°C ~ 105°C (TA)48-LQFP48-VQFPC (7x7)
Rohm Semiconductor IC Regulators Controller BUCK 48VQFP ActiveTransistor DriverStep-DownPositiveBuck213.9 V ~ 30 V250kHz ~ 550kHz
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YesYes
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Enable, Frequency Control, Power Good, Soft Start-40°C ~ 105°C (TA)48-LQFP48-VQFPC (7x7)
Rohm Semiconductor IC Regulators Controller BUCK 20VQFN ActiveTransistor DriverStep-DownPositiveBuck114.5 V ~ 5.5 V200kHz ~ 500kHz
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YesNo
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Current Limit, Enable, Power Good, Soft Start-10°C ~ 85°C (TA)20-VFQFN Exposed PadVQFN020V4040
Rohm Semiconductor IC Regulators Controller BUCK 28SSOP ActiveTransistor DriverStep-DownPositiveBuck216 V ~ 30 V30kHz ~ 300kHz45%YesYes
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)28-LSSOP (0.220", 5.60mm Width)28-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK 20VQFN Not For New DesignsTransistor DriverStep-DownPositiveBuck1110 V ~ 56 V50kHz ~ 500kHz
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YesYes
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Current Limit, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-VFQFN Exposed PadVQFN020V4040
Rohm Semiconductor IC Regulators Controller BUCK 20SSOP Not For New DesignsTransistor DriverStep-DownPositiveBuck213.6 V ~ 35 V100kHz ~ 1.5MHz
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NoNo
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Dead Time Control, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-LSSOP (0.173", 4.40mm Width)20-SSOP-B
Rohm Semiconductor IC Regulators Controller BUCK 28HTSSOP ActiveTransistor DriverStep-DownPositiveBuck217.5 V ~ 20 V
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YesNo
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Current Limit, Enable-20°C ~ 100°C (TA)28-VSSOP (0.173", 4.40mm Width)28-HTSSOP-B
Rohm Semiconductor IC Regulators Controller BUCK 20SSOP Not For New DesignsTransistor DriverStep-DownPositiveBuck114.5 V ~ 18 V200kHz ~ 750kHz
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YesNo
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)20-LSSOP (0.173", 4.40mm Width)20-SSOP-B
Rohm Semiconductor IC Regulators Controller BUCK 20SSOP Not For New DesignsTransistor DriverStep-DownPositiveBuck213.6 V ~ 35 V100kHz ~ 1.5MHz
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NoNo
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Dead Time Control, Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)20-LSSOP (0.173", 4.40mm Width)20-SSOP-B
Rohm Semiconductor IC Regulators Controller BUCK/BOOST 16SSOP ActiveTransistor DriverStep-Up, Step-DownPositive or NegativeBuck, Boost213.6 V ~ 35 V10kHz ~ 800kHz100%YesNo
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Dead Time Control, Soft Start-40°C ~ 85°C (TA)16-LSOP (0.173", 4.40mm Width)16-SSOP
Rohm Semiconductor IC Regulators Controller BUCK 28SSOP ActiveTransistor DriverStep-DownPositiveBuck217.5 V ~ 15 V200kHz ~ 600kHz
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YesNo
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Current Limit, Enable, Frequency Control-20°C ~ 100°C (TA)28-LSSOP (0.220", 5.60mm Width)28-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK 48VQFP ActiveTransistor DriverStep-DownPositiveBuck213 V ~ 30 V250kHz ~ 550kHz
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YesYes
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Enable, Frequency Control, Power Good, Soft Start-40°C ~ 85°C (TA)48-LQFP48-VQFPC (7x7)
Rohm Semiconductor IC Regulators Controller BUCK 28SSOP Not For New DesignsTransistor DriverStep-DownPositiveBuck214.5 V ~ 18 V200kHz ~ 750kHz
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YesNo
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Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)28-LSSOP (0.220", 5.60mm Width)28-SSOPB
Rohm Semiconductor IC Regulators Controller BUCK 32QFP ActiveTransistor DriverStep-DownPositiveBuck313.6 V ~ 18 V514kHz, 790kHz
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YesNo
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Current Limit, Frequency Control-25°C ~ 75°C (TA)32-LQFP32-QFP (7x7)
Rohm Semiconductor IC Regulators Controller BUCK 36HQFN ObsoleteTransistor DriverStep-DownPositiveBuck213.9 V ~ 30 V300kHz
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YesYes
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Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)36-VFQFN Exposed Pad
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Rohm Semiconductor IC Regulators Controller BUCK 48VQFP ActiveTransistor DriverStep-DownPositiveBuck224.5 V ~ 30 V250kHz ~ 1.2MHz
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YesYes
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Enable, Frequency Control, Soft Start-40°C ~ 105°C (TA)48-LQFP48-VQFPC (7x7)