Available 24/7 at SENICO ELECTRONICS INTL CO., LIMITED
    SENICO ELECTRONICS INTL CO., LIMITED

    DC DC Switching Controllers

    Manufacturer Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet RoHs Series Package/Case Packaging Product Status Output Type Function Output Configuration Topology Number of Outputs Output Phases Voltage - Supply (Vcc/Vdd) Frequency - Switching Duty Cycle (Max) Synchronous Rectifier Clock Sync Serial Interfaces Control Features Operating Temperature Grade Qualification Mounting Type Supplier Device Package
    SG3845DM

    SG3845DM

    IC REG CTRLR FLYBACK 8SOIC

    Microchip Technology

    1,859
    RFQ
    SG3845DM

    Datasheet

    SG3845DM - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 1Hz ~ 500kHz 48% Yes No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    SG3845M

    SG3845M

    IC REG CTRLR FLYBACK 8DIP

    Microchip Technology

    2,771
    RFQ
    SG3845M

    Datasheet

    SG3845M - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 7.6V ~ 30V 1Hz ~ 500kHz 48% Yes No - - 0°C ~ 70°C (TA) - - Through Hole 8-DIP
    SG3846DW

    SG3846DW

    IC REG CTRLR MULT TOP 16SOIC

    Microchip Technology

    1,437
    RFQ

    -

    SG3846DW - 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Push-Pull 2 1 8V ~ 40V 1Hz ~ 500kHz - Yes Yes - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
    UC2843ADM

    UC2843ADM

    IC REG CTRLR BUCK/BOOST 8SOIC

    Microchip Technology

    1,632
    RFQ
    UC2843ADM

    Datasheet

    UC2843ADM - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    LM2657MTC/NOPB

    LM2657MTC/NOPB

    IC REG CTRLR BUCK 28TSSOP

    Texas Instruments

    2,771
    RFQ
    LM2657MTC/NOPB

    Datasheet

    LM2657MTC/NOPB - 28-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 200kHz ~ 500kHz 70% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
    LM27241MTC/NOPB

    LM27241MTC/NOPB

    IC REG CTRLR BUCK 20TSSOP

    Texas Instruments

    2,115
    RFQ

    -

    LM27241MTC/NOPB - 20-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz ~ 500kHz 75% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -5°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
    LM2746MXA/NOPB

    LM2746MXA/NOPB

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    1,181
    RFQ
    LM2746MXA/NOPB

    Datasheet

    LM2746MXA/NOPB - 14-PowerTSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
    IR3637STRPBF

    IR3637STRPBF

    IC REG CTRLR BUCK 8SOIC

    Infineon Technologies

    2,324
    RFQ
    IR3637STRPBF

    Datasheet

    IR3637STRPBF - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 400kHz 85% Yes No - Enable, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
    FAN5037MX

    FAN5037MX

    IC REG CTRLR BUCK 8SOIC

    onsemi

    1,236
    RFQ
    FAN5037MX

    Datasheet

    FAN5037MX - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 5.25V - 85% No No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    FAN7554D

    FAN7554D

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    onsemi

    1,970
    RFQ
    FAN7554D

    Datasheet

    FAN7554D - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 9V ~ 30V 500kHz 95% Yes No - Soft Start -25°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    ISL6420IRZ

    ISL6420IRZ

    IC REG CTRLR BUCK 20QFN

    Renesas Electronics Corporation

    1,221
    RFQ
    ISL6420IRZ

    Datasheet

    ISL6420IRZ - 20-VFQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 5.6V ~ 16V 100kHz ~ 1.4MHz 96% Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-QFN (4x4)
    ISL6520BCBZ

    ISL6520BCBZ

    IC REG CTRLR BUCK 8SOIC

    Renesas Electronics Corporation

    2,957
    RFQ
    ISL6520BCBZ

    Datasheet

    ISL6520BCBZ - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    ISL6744AUZ

    ISL6744AUZ

    IC REG CTRLR MULT TOPOLOGY 8MSOP

    Renesas Electronics Corporation

    2,359
    RFQ
    ISL6744AUZ

    Datasheet

    ISL6744AUZ - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge 1 1 9V ~ 16V Up to 1MHz 99% Yes No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
    CS5124XDR8G

    CS5124XDR8G

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    onsemi

    1,845
    RFQ

    -

    CS5124XDR8G - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 7.7V ~ 20V 400kHz 82.5% No No - Soft Start -40°C ~ 105°C (TA) - - Surface Mount 8-SOIC
    MC34060APG

    MC34060APG

    IC REG CTRLR FLYBACK 14DIP

    onsemi

    2,987
    RFQ
    MC34060APG

    Datasheet

    MC34060APG - 14-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 7V ~ 40V 25kHz 96% No No - Dead Time Control 0°C ~ 70°C (TA) - - Through Hole 14-PDIP
    NCP1450ASN50T1G

    NCP1450ASN50T1G

    IC REG CTRLR BOOST 5TSOP

    onsemi

    2,558
    RFQ
    NCP1450ASN50T1G

    Datasheet

    NCP1450ASN50T1G - SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Obsolete Transistor Driver Step-Up Positive Boost 1 1 0.9V ~ 6V 180kHz 80% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 5-TSOP
    NCP1550SN18T1G

    NCP1550SN18T1G

    IC REG CTRLR BUCK 5TSOP

    onsemi

    2,749
    RFQ
    NCP1550SN18T1G

    Datasheet

    NCP1550SN18T1G - SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.45V ~ 5.5V 600kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 5-TSOP
    NCP1550SN25T1G

    NCP1550SN25T1G

    IC REG CTRLR BUCK 5TSOP

    onsemi

    1,150
    RFQ
    NCP1550SN25T1G

    Datasheet

    NCP1550SN25T1G - SOT-23-5 Thin, TSOT-23-5 Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.45V ~ 5.5V 600kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 5-TSOP
    NCP1571DR2G

    NCP1571DR2G

    IC REG CTRLR BUCK 8SOIC

    onsemi

    2,189
    RFQ
    NCP1571DR2G

    Datasheet

    NCP1571DR2G - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 7.5V ~ 15V 200kHz - Yes No - Power Good 0°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
    TL494CNG

    TL494CNG

    IC REG CTRLR BCK/PUSH-PULL 16DIP

    onsemi

    2,570
    RFQ
    TL494CNG

    Datasheet

    TL494CNG SWITCHMODE™ 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 7V ~ 40V 200kHz 48% Yes No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
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