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
    E-SG3525AP

    E-SG3525AP

    IC REG CTRLR BCK/PSH-PULL 16SOIC

    STMicroelectronics

    2,828
    RFQ
    E-SG3525AP

    Datasheet

    E-SG3525AP - 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SO
    E-SG2525AN

    E-SG2525AN

    IC REG CTRLR BCK/PUSH-PULL 16DIP

    STMicroelectronics

    2,699
    RFQ
    E-SG2525AN

    Datasheet

    E-SG2525AN - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Soft Start -25°C ~ 85°C (TA) - - Through Hole 16-DIP
    E-SG3525AN

    E-SG3525AN

    IC REG CTRLR BCK/PUSH-PULL 16DIP

    STMicroelectronics

    2,010
    RFQ
    E-SG3525AN

    Datasheet

    E-SG3525AN - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-DIP
    AP3595FNTR-G1

    AP3595FNTR-G1

    IC REG CTRLR BUCK U-QFN4040-24

    Diodes Incorporated

    2,793
    RFQ
    AP3595FNTR-G1

    Datasheet

    AP3595FNTR-G1 - 24-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 10.8V ~ 13.2V 50kHz ~ 1MHz 40% Yes No - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount U-QFN4040-24
    UC3844BD

    UC3844BD

    IC REG CTRLR PWM CM 14-SOIC

    onsemi

    1,095
    RFQ
    UC3844BD

    Datasheet

    UC3844BD - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 36V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    UC3845BD

    UC3845BD

    IC REG CTRLR BOOST/FLYBK 14SOIC

    onsemi

    1,778
    RFQ
    UC3845BD

    Datasheet

    UC3845BD - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    UC3843BD

    UC3843BD

    IC REG CTRLR FLYBACK 14SOIC

    onsemi

    2,606
    RFQ
    UC3843BD

    Datasheet

    UC3843BD - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    LM3485MMX

    LM3485MMX

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    2,775
    RFQ

    -

    LM3485MMX - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 35V - 100% No No - - -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    LM25085SDX/NOPB

    LM25085SDX/NOPB

    IC REG CTRLR BUCK 8WSON

    Texas Instruments

    1,133
    RFQ
    LM25085SDX/NOPB

    Datasheet

    LM25085SDX/NOPB - 8-WFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-WSON (3x3)
    UCD7230RGWRG4

    UCD7230RGWRG4

    IC REG CTRLR BUCK 20VQFN

    Texas Instruments

    2,027
    RFQ
    UCD7230RGWRG4

    Datasheet

    UCD7230RGWRG4 - 20-VQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 15.5V Up to 2MHz - Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 20-VQFN (5x5)
    UC3845BN

    UC3845BN

    IC REG CTRLR BOOST/FLYBACK 8DIP

    onsemi

    1,811
    RFQ
    UC3845BN

    Datasheet

    UC3845BN - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
    TPS64200DBVTG4

    TPS64200DBVTG4

    IC REG CTRLR BUCK SOT23-6

    Texas Instruments

    1,897
    RFQ
    TPS64200DBVTG4

    Datasheet

    TPS64200DBVTG4 - SOT-23-6 Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive or Negative Buck 1 1 1.8V ~ 6.5V - 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6
    TPS64203DBVTG4

    TPS64203DBVTG4

    IC REG CTRLR BUCK SOT23-6

    Texas Instruments

    2,972
    RFQ
    TPS64203DBVTG4

    Datasheet

    TPS64203DBVTG4 - SOT-23-6 Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive or Negative Buck 1 1 1.8V ~ 6.5V - 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6
    IR3637SPBF

    IR3637SPBF

    IC REG CTRLR BUCK 8SOIC

    Infineon Technologies

    2,326
    RFQ
    IR3637SPBF

    Datasheet

    IR3637SPBF - 8-SOIC (0.154", 3.90mm Width) Tube 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
    KA7500CDTF

    KA7500CDTF

    IC REG CTRLR BUCK 16SOP

    onsemi

    1,634
    RFQ
    KA7500CDTF

    Datasheet

    KA7500CDTF - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 7V ~ 40V 1kHz ~ 200kHz 45% Yes No - Dead Time Control -25°C ~ 85°C (TA) - - Surface Mount 16-SOP
    LM1770SMFX/NOPB

    LM1770SMFX/NOPB

    IC REG CTRLR BUCK SOT23-5

    Texas Instruments

    2,035
    RFQ
    LM1770SMFX/NOPB

    Datasheet

    LM1770SMFX/NOPB - SC-74A, SOT-753 Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
    MAX17621ATA+T

    MAX17621ATA+T

    IC REG CTRLR BUCK 9V 1.5A TO252

    Analog Devices Inc./Maxim Integrated

    2,272
    RFQ

    -

    MAX17621ATA+T * - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
    SG3843DM

    SG3843DM

    IC REG CTRLR BUCK 8SOIC

    Microsemi Corporation

    2,253
    RFQ
    SG3843DM

    Datasheet

    SG3843DM - 8-SOIC (0.154", 3.90mm Width) Bulk Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 7.6V ~ 30V 1Hz ~ 500kHz 95% No No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UC3842AD

    UC3842AD

    IC REG CTRLR PWM CM 14-SOIC

    Microsemi Corporation

    1,448
    RFQ
    UC3842AD

    Datasheet

    UC3842AD - 14-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    UC3843ADTR

    UC3843ADTR

    IC REG CTRLR BUCK/BOOST 14SOIC

    Microsemi Corporation

    1,322
    RFQ
    UC3843ADTR

    Datasheet

    UC3843ADTR - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key 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 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
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