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
    UC3842Q

    UC3842Q

    1A, 500KHZ BIPOLAR, PQCC20

    Unitrode

    2,672
    RFQ
    UC3842Q

    Datasheet

    UC3842Q - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
    UCC3803D/81468

    UCC3803D/81468

    UCC3803 SWITCHING CONTROLLER

    Unitrode

    1,480
    RFQ
    UCC3803D/81468

    Datasheet

    UCC3803D/81468 * - Bulk Active - - - - - - - - - - - - - - - - - -
    UCC3580N-1G4

    UCC3580N-1G4

    SWITCHING CONTROLLER

    Unitrode

    1,593
    RFQ
    UCC3580N-1G4

    Datasheet

    UCC3580N-1G4 - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive Forward Converter 2 1 8.5V ~ 16V 400kHz 66% No No - Enable, Ramp, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UCC2580N-1G4

    UCC2580N-1G4

    SWITCHING CONTROLLER

    Unitrode

    1,396
    RFQ
    UCC2580N-1G4

    Datasheet

    UCC2580N-1G4 - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive Forward Converter 2 1 8.5V ~ 16V 400kHz 66% No No - Enable, Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UCC29421NG4

    UCC29421NG4

    IC REG CTRLR MULT TOPOLOGY 16DIP

    Unitrode

    1,887
    RFQ
    UCC29421NG4

    Datasheet

    UCC29421NG4 - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 1.8V ~ 8V 150kHz ~ 1.2MHz 88% Yes Yes - Enable, Frequency Control, Low Battery, Reset -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UC2847DW

    UC2847DW

    0.5A, 500KHZ BICMOS, PDSO16

    Unitrode

    2,060
    RFQ
    UC2847DW

    Datasheet

    UC2847DW - 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 6.95V ~ 40V 500kHz 50% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    UC3886N

    UC3886N

    1.5A, 400KHZ BIPOLAR, PDIP16

    Unitrode

    1,641
    RFQ
    UC3886N

    Datasheet

    UC3886N - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 10.3V ~ 20V Up to 300kHz 90% No No - Enable, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UC3527BNG4

    UC3527BNG4

    SWITCHING CONTROLLER

    Unitrode

    2,866
    RFQ
    UC3527BNG4

    Datasheet

    UC3527BNG4 - 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive Forward Converter, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UCC39422PW

    UCC39422PW

    0.00065A, 2000KHZ BICMOS, PDSO20

    Unitrode

    1,324
    RFQ
    UCC39422PW

    Datasheet

    UCC39422PW - 20-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 1.8V ~ 8V 150kHz ~ 1.2MHz 88% Yes Yes - Enable, Frequency Control, Low Battery, Reset 0°C ~ 70°C (TA) - - Surface Mount 20-TSSOP
    UC3825AQ

    UC3825AQ

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,882
    RFQ
    UC3825AQ

    Datasheet

    UC3825AQ - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 22V 400kHz ~ 1MHz 50% No No - Current Limit, Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
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