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
    UC2823AQTR

    UC2823AQTR

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,714
    RFQ
    UC2823AQTR

    Datasheet

    UC2823AQTR - 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 1 1 8.4V ~ 22V 400kHz ~ 1MHz 1 No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-PLCC (9x9)
    UC2863N

    UC2863N

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,714
    RFQ
    UC2863N

    Datasheet

    UC2863N - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 22V 50kHz ~ 500kHz 100% No No - Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UCC29421N

    UCC29421N

    0.00065A, 2000KHZ BICMOS, PDIP16

    Unitrode

    1,317
    RFQ
    UCC29421N

    Datasheet

    UCC29421N - 16-DIP (0.300", 7.62mm) 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 -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UC2847N

    UC2847N

    0.5A, 500KHZ BICMOS, PDIP16

    Unitrode

    1,817
    RFQ
    UC2847N

    Datasheet

    UC2847N - 16-DIP (0.300", 7.62mm) 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 - Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UC2824DWTR

    UC2824DWTR

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,268
    RFQ
    UC2824DWTR

    Datasheet

    UC2824DWTR - 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up Positive Boost 1 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    UC3578DP

    UC3578DP

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,407
    RFQ
    UC3578DP

    Datasheet

    UC3578DP - 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 14V ~ 72V 110kHz 90% No No - Current Limit, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
    UCC3806DWTR

    UCC3806DWTR

    UCC3806 LOW POWER, DUAL OUTPUT,

    Unitrode

    2,480
    RFQ
    UCC3806DWTR

    Datasheet

    UCC3806DWTR - 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
    UC3874DW-2

    UC3874DW-2

    1A, 300KHZ BIPOLAR, PDSO18

    Unitrode

    1,283
    RFQ
    UC3874DW-2

    Datasheet

    UC3874DW-2 - 18-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.4V ~ 36V Up to 300kHz 100% Yes No - Soft Start 0°C ~ 70°C (TA) - - Surface Mount 18-SOIC
    UCC2803J

    UCC2803J

    1A, 1000KHZ BICMOS, CDIP8

    Unitrode

    1,617
    RFQ
    UCC2803J

    Datasheet

    UCC2803J - 8-CDIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 99% No No - Current Limit, Dead Time Control, Soft Start -40°C ~ 85°C Automotive AEC-Q100 Through Hole 8-CDIP
    UC1825BJ

    UC1825BJ

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,687
    RFQ
    UC1825BJ

    Datasheet

    UC1825BJ - 16-CDIP (0.300", 7.62mm) 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 ~ 30V 340kHz ~ 460kHz 80% Yes No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -55°C ~ 125°C (TA) - - Through Hole 16-CDIP
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