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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
UC3843BVDR2
 ON Semiconductor IC Regulators Controller FLYBACK 14SOIC ObsoleteTransistor DriverStep-Up, Step-Up/Step-DownPositiveBoost, Flyback117.6 V ~ 30 VUp to 500kHz96%NoNo
-
Frequency Control-40°C ~ 105°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
UC3845DR2
 ON Semiconductor IC Regulators Controller BOOST/FLYBK 14SOIC ObsoleteTransistor DriverStep-Up, Step-Up/Step-DownPositive or Negative, Isolation CapableBoost, Flyback117.6 V ~ 30 V500kHz48%NoNo
-
Frequency Control0°C ~ 70°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
MC33060ADR2
 ON Semiconductor IC Regulators Controller FLYBACK 14SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive or Negative, Isolation CapableFlyback117 V ~ 40 V25kHz96%NoNo
-
-
-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS4124YN16
 ON Semiconductor IC Regulators Controller BOOST 16DIP ObsoleteTransistor DriverStep-UpPositiveBoost11Up to 40V
-
100%NoNo
-
Current Limit-40°C ~ 125°C (TJ)16-DIP (0.300", 7.62mm)16-PDIP
CS51021AEDR16
 ON Semiconductor IC Regulators Controller MULT TOP 16SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableFlyback, Forward Converter, Push-Pull117.7 V ~ 20 V1MHz
-
NoYes
-
Current Limit, Soft Start-40°C ~ 85°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS51022AEDR16
 ON Semiconductor IC Regulators Controller MULT TOP 16SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableFlyback, Forward Converter, Push-Pull117.7 V ~ 20 V1MHz
-
NoNo
-
Current Limit, Soft Start-40°C ~ 85°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS51031GDR8
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.3 V ~ 20 V200kHz83.3%NoNo
-
Frequency Control, Soft Start0°C ~ 70°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
CS51220EDR16
 ON Semiconductor IC Regulators Controller FWRD Converter 16SOIC ObsoletePWM SignalStep-Up/Step-DownPositive, Isolation CapableForward Converter113.8 V ~ 20 V500kHz85%NoYes
-
Current Limit, Enable, Frequency Control, Soft Start-40°C ~ 85°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS51221EDR16
 ON Semiconductor IC Regulators Controller FWRD Converter 16SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableForward Converter113.8 V ~ 15 V1MHz85%NoYes
-
Current Limit, Frequency Control, Ramp, Soft Start-40°C ~ 85°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS5124XDR8
 ON Semiconductor IC Regulators Controller MULT TOPOLOGY 8SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableFlyback, Forward Converter117.7 V ~ 20 V400kHz82.5%NoNo
-
Soft Start-40°C ~ 105°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
CS5126XDR8
 ON Semiconductor IC Regulators Controller MULT TOPOLOGY 8SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableFlyback, Forward Converter117.7 V ~ 20 V400kHz82.5%NoNo
-
Soft Start-40°C ~ 105°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
CS5211EDR14
 ON Semiconductor IC Regulators Controller BUCK 14SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.5 V ~ 14 V150kHz ~ 750kHz
-
YesNo
-
Frequency Control-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS5211GDR14
 ON Semiconductor IC Regulators Controller BUCK 14SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.5 V ~ 14 V150kHz ~ 750kHz
-
YesNo
-
Frequency Control0°C ~ 70°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS5212EDR14
 ON Semiconductor IC Regulators Controller BUCK 14SOIC ObsoleteTransistor DriverStep-DownPositiveBuck113.1 V ~ 7 V150kHz ~ 750kHz100%YesNo
-
Frequency Control-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS5212GDR14
 ON Semiconductor IC Regulators Controller BUCK 14SOIC ObsoleteTransistor DriverStep-DownPositiveBuck113.1 V ~ 7 V150kHz ~ 750kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS5307GDWR24
 ON Semiconductor IC Regulators Controller BUCK 24SOIC ObsoletePWM SignalStep-DownPositiveBuck448 V ~ 18 V200kHz ~ 800kHz100%NoNo
-
Frequency Control, Power Good, Soft Start0°C ~ 70°C (TA)24-SOIC (0.295", 7.50mm Width)24-SOIC
CS5308GDWR28
 ON Semiconductor IC Regulators Controller BUCK 28SOIC ObsoleteTransistor DriverStep-DownPositiveBuck228 V ~ 16 V200kHz ~ 800kHz
-
YesNo
-
Current Limit, Frequency Control, Power Good0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
CS5323GDWR20
 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
CS5421GDR16
 ON Semiconductor IC Regulators Controller BUCK 16SOIC ObsoleteTransistor DriverStep-DownPositiveBuck227.8 V ~ 16 V150kHz ~ 750kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS5422GDR16
 ON Semiconductor IC Regulators Controller BUCK 16SOIC ObsoleteTransistor DriverStep-DownPositiveBuck227.8 V ~ 16 V150kHz ~ 600kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
CS5422GDWFR24
 ON Semiconductor IC Regulators Controller BUCK 24SOIC ObsoleteTransistor DriverStep-DownPositiveBuck227.8 V ~ 16 V150kHz ~ 600kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)24-SOIC (0.295", 7.50mm Width)24-SOIC
NCP5162DR2
 ON Semiconductor IC Regulators Controller BUCK 16SOIC ObsoleteTransistor DriverStep-DownPositiveBuck118.8 V ~ 18 V
-
100%YesNo
-
Enable, Soft Start0°C ~ 70°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
NCP5424DR2
 ON Semiconductor IC Regulators Controller BUCK 16SOIC ObsoleteTransistor DriverStep-DownPositiveBuck227.8 V ~ 16 V150kHz ~ 600kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
NCP1450ASN19T1
 ON Semiconductor IC Regulators Controller BOOST 5TSOP ObsoleteTransistor DriverStep-UpPositiveBoost110.9 V ~ 6 V180kHz80%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1450ASN27T1
 ON Semiconductor IC Regulators Controller BOOST 5TSOP ObsoleteTransistor DriverStep-UpPositiveBoost110.9 V ~ 6 V180kHz80%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1450ASN30T1
 ON Semiconductor IC Regulators Controller BOOST 5TSOP ObsoleteTransistor DriverStep-UpPositiveBoost110.9 V ~ 6 V180kHz80%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1450ASN33T1
 ON Semiconductor IC Regulators Controller BOOST 5TSOP ObsoleteTransistor DriverStep-UpPositiveBoost110.9 V ~ 6 V180kHz80%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1450ASN50T1
 ON Semiconductor IC Regulators Controller BOOST 5TSOP ObsoleteTransistor DriverStep-UpPositiveBoost110.9 V ~ 6 V180kHz80%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1550SN18T1
 ON Semiconductor IC Regulators Controller BUCK 5TSOP ObsoleteTransistor DriverStep-DownPositiveBuck112.45 V ~ 5.5 V600kHz100%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1550SN19T1
 ON Semiconductor IC Regulators Controller BUCK 5TSOP ObsoleteTransistor DriverStep-DownPositiveBuck112.45 V ~ 5.5 V600kHz100%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1550SN25T1
 ON Semiconductor IC Regulators Controller BUCK 5TSOP ObsoleteTransistor DriverStep-DownPositiveBuck112.45 V ~ 5.5 V600kHz100%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1550SN27T1
 ON Semiconductor IC Regulators Controller BUCK 5TSOP ObsoleteTransistor DriverStep-DownPositiveBuck112.45 V ~ 5.5 V600kHz100%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1550SN33T1
 ON Semiconductor IC Regulators Controller BUCK 5TSOP ObsoleteTransistor DriverStep-DownPositiveBuck112.45 V ~ 5.5 V600kHz100%NoNo
-
Enable-40°C ~ 85°C (TA)SOT-23-5 Thin, TSOT-23-55-TSOP
NCP1560HDR2
 ON Semiconductor IC Regulators Controller FWRD Converter 16SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositiveForward Converter2121.5 V ~ 150 V300kHz, 480kHz80%YesNo
-
Current Limit, Frequency Control, Ramp, Soft Start-40°C ~ 125°C (TJ)16-SOIC (0.154", 3.90mm Width)16-SOIC
NCP1571DR2
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck117.5 V ~ 15 V200kHz
-
YesNo
-
Power Good0°C ~ 125°C (TJ)8-SOIC (0.154", 3.90mm Width)8-SOIC
NCP1573DR2
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck1111.4 V ~ 12.6 V200kHz
-
YesNo
-
Power Good0°C ~ 125°C (TJ)8-SOIC (0.154", 3.90mm Width)8-SOIC
NCP1575DR2
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck117.5 V ~ 20 V280kHz
-
YesNo
-
Frequency Control0°C ~ 125°C (TJ)8-SOIC (0.154", 3.90mm Width)8-SOIC
NCP1378DR2
 ON Semiconductor IC Regulators Controller FLYBACK 8SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositiveFlyback118.4 V ~ 18 V
-
-
NoNo
-
Current Limit0°C ~ 125°C (TJ)8-SOIC (0.154", 3.90mm Width)8-SOIC
NCP5211ADR2
 ON Semiconductor IC Regulators Controller BUCK 14SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.04 V ~ 16 V300kHz70%YesNo
-
Frequency Control-40°C ~ 85°C (TA)14-SOIC (0.154", 3.90mm Width)14-SOIC
NCP5425DBR2
 ON Semiconductor IC Regulators Controller BUCK 20TSSOP ObsoleteTransistor DriverStep-DownPositiveBuck224 V ~ 16 V150kHz ~ 750kHz100%YesNo
-
Frequency Control0°C ~ 125°C (TJ)20-TSSOP (0.173", 4.40mm Width)20-TSSOP
NCP5422ADR2
 ON Semiconductor IC Regulators Controller BUCK 16SOIC ObsoleteTransistor DriverStep-DownPositiveBuck117.8 V ~ 16 V150kHz ~ 600kHz100%YesNo
-
Frequency Control0°C ~ 70°C (TA)16-SOIC (0.154", 3.90mm Width)16-SOIC
NCV494BDR2
 ON Semiconductor IC Regulators Controller BCK/PSH-PULL 16SOIC ObsoleteTransistor DriverStep-Down, Step-Up/Step-DownPositiveBuck, Push-Pull117 V ~ 40 V40kHz48%YesNo
-
Dead Time Control, Frequency Control-40°C ~ 125°C (TJ)16-SOIC (0.154", 3.90mm Width)16-SOIC
NCV3843BVDR2
 ON Semiconductor IC Regulators Controller FLYBACK 14SOIC ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableFlyback117.6 V ~ 30 V500kHz96%NoNo
-
Frequency Control-40°C ~ 125°C (TJ)14-SOIC (0.154", 3.90mm Width)14-SOIC
CS5106LSWR24
 ON Semiconductor IC Regulators Controller FWRD Converter 24SSOP ObsoleteTransistor DriverStep-Up/Step-DownPositive, Isolation CapableForward Converter119 V ~ 16 V512kHz60%YesYes
-
Current Limit, Enable, Frequency Control, Ramp-40°C ~ 85°C (TA)24-SSOP (0.209", 5.30mm Width)24-SSOP
CS51031YDR8
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck114.3 V ~ 20 V200kHz83.3%NoNo
-
Frequency Control, Soft Start-40°C ~ 85°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
CS51033YDR8
 ON Semiconductor IC Regulators Controller BUCK 8SOIC ObsoleteTransistor DriverStep-DownPositiveBuck113 V ~ 16 V200kHz83.3%NoNo
-
Frequency Control, Soft Start-40°C ~ 85°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
CS5332GDWR28
 ON Semiconductor IC Regulators Controller BUCK 28SOIC ObsoleteTransistor DriverStep-DownPositiveBuck224.2 V ~ 16 V200kHz ~ 800kHz
-
YesNo
-
Current Limit, Power Good, Soft Start0°C ~ 70°C (TA)28-SOIC (0.295", 7.50mm Width)28-SOIC
UC3845BVD1R2
 ON Semiconductor IC Regulators Controller BOOST/FLYBACK 8SOIC ObsoleteTransistor DriverStep-Up, Step-Up/Step-DownPositive or Negative, Isolation CapableBoost, Flyback117.6 V ~ 30 V500kHz48%NoNo
-
Frequency Control-40°C ~ 105°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
UC3844BVD1R2
 ON Semiconductor IC Regulators Controller Power Management CM 8-SOIC ObsoleteTransistor DriverStep-Up, Step-Up/Step-DownPositiveBoost, Flyback1110 V ~ 36 VUp to 500kHz48%NoNo
-
Frequency Control-40°C ~ 105°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
UC3843BD1R2
 ON Semiconductor IC Regulators Controller FLYBACK 8SOIC ObsoleteTransistor DriverStep-Up, Step-Up/Step-DownPositiveBoost, Flyback117.6 V ~ 30 VUp to 500kHz96%NoNo
-
Frequency Control0°C ~ 70°C (TA)8-SOIC (0.154", 3.90mm Width)8-SOIC
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