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
    UC3842AD

    UC3842AD

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    1,554
    RFQ
    UC3842AD

    Datasheet

    UC3842AD - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    SP6122ACU-L/TR

    SP6122ACU-L/TR

    SWITCHING CONTROLLER, CURRENT-MO

    Sipex

    1,495
    RFQ
    SP6122ACU-L/TR

    Datasheet

    SP6122ACU-L/TR * - Bulk Active - - - - - - - - - - - - - - - - - -
    SP6122ACU-L

    SP6122ACU-L

    SWITCHING CONTROLLER, CURRENT-MO

    Sipex

    1,731
    RFQ
    SP6122ACU-L

    Datasheet

    SP6122ACU-L * - Bulk Active - - - - - - - - - - - - - - - - - -
    SP6123AEN-L

    SP6123AEN-L

    LOW VOLTAGE, SYNCHRONOUS STEP DO

    Sipex

    1,169
    RFQ
    SP6123AEN-L

    Datasheet

    SP6123AEN-L * - Bulk Active - - - - - - - - - - - - - - - - - -
    LM1771SSD

    LM1771SSD

    SWITCHING CONTROLLER, VOLTAGE-MO

    National Semiconductor

    1,496
    RFQ
    LM1771SSD

    Datasheet

    LM1771SSD - 6-WDFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
    MC33463H-50KT1

    MC33463H-50KT1

    IC REG LIN SWITCHING VOLT MODE

    onsemi

    2,891
    RFQ
    MC33463H-50KT1

    Datasheet

    MC33463H-50KT1 * - Bulk Active - - - - - - - - - - - - - - - - - -
    PX7510EDSGCS09024XUMA1

    PX7510EDSGCS09024XUMA1

    IC GATE

    Infineon Technologies

    1,203
    RFQ

    -

    PX7510EDSGCS09024XUMA1 - - Bulk Obsolete - - - - - - - - - - - - - - - - - -
    FAN5029MPX

    FAN5029MPX

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    2,027
    RFQ
    FAN5029MPX

    Datasheet

    FAN5029MPX - 40-WFQFN Exposed Pad Bulk Obsolete PWM Signal Step-Down Positive Buck 5 5 - 1MHz - - No - Current Limit, Enable, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 40-MLP (6x6)
    NCP81102MNTWG

    NCP81102MNTWG

    IC REG BUCK CTLR 32QFN

    onsemi

    1,604
    RFQ

    -

    NCP81102MNTWG - 32-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 32-QFN (5x5)
    MAX1980ETP

    MAX1980ETP

    QUICK-PWM DC-DC CONVERTER

    Analog Devices Inc./Maxim Integrated

    2,781
    RFQ
    MAX1980ETP

    Datasheet

    MAX1980ETP - 20-WQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 550kHz - Yes No - Current Limit, On Time Control, Pulse Skipping -40°C ~ 100°C (TA) - - Surface Mount 20-TQFN (5x5)
    MAX1980ETP-T

    MAX1980ETP-T

    QUICK-PWM DC-DC CONVERTER

    Analog Devices Inc./Maxim Integrated

    2,252
    RFQ
    MAX1980ETP-T

    Datasheet

    MAX1980ETP-T - 20-WQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 550kHz - Yes No - Current Limit, On Time Control, Pulse Skipping -40°C ~ 100°C (TA) - - Surface Mount 20-TQFN (5x5)
    FAN6520AM

    FAN6520AM

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    1,836
    RFQ
    FAN6520AM

    Datasheet

    FAN6520AM - 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 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    LV5747TT-TLM-E

    LV5747TT-TLM-E

    STEP-DOWN SWITCHING REGULATOR

    Sanyo

    1,346
    RFQ
    LV5747TT-TLM-E

    Datasheet

    LV5747TT-TLM-E * - Bulk Active - - - - - - - - - - - - - - - - - -
    ISL6439ACB

    ISL6439ACB

    SWITCHING CONTROLLER

    Intersil

    2,064
    RFQ
    ISL6439ACB

    Datasheet

    ISL6439ACB - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    ISL6401IB-T

    ISL6401IB-T

    SWITCHING CONTROLLER

    Intersil

    1,360
    RFQ
    ISL6401IB-T

    Datasheet

    ISL6401IB-T - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    ISL6439ACB-T

    ISL6439ACB-T

    VOLTAGE MODE PWM CONTROLLER 0.8V

    Intersil

    1,449
    RFQ
    ISL6439ACB-T

    Datasheet

    ISL6439ACB-T - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver - Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Frequency Control, Phase Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount -
    NCP1230AD100R2

    NCP1230AD100R2

    SWITCHING CONTROLLER

    onsemi

    2,086
    RFQ
    NCP1230AD100R2

    Datasheet

    NCP1230AD100R2 * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC2843AD1 REEL

    UC2843AD1 REEL

    ANA SMPS PWM CONTROLLER

    onsemi

    1,159
    RFQ
    UC2843AD1 REEL

    Datasheet

    UC2843AD1 REEL - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, 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 14-SOIC
    NCP3012DTBR2G

    NCP3012DTBR2G

    IC REG CTRLR BUCK 14TSSOP

    onsemi

    2,303
    RFQ
    NCP3012DTBR2G

    Datasheet

    NCP3012DTBR2G - 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 75kHz 86% Yes Yes - Enable, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
    CS51021EDR16

    CS51021EDR16

    SWITCHING CONTROLLER

    onsemi

    1,193
    RFQ
    CS51021EDR16

    Datasheet

    CS51021EDR16 * - Bulk Active - - - - - - - - - - - - - - - - - -
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