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
    UCC29422PW

    UCC29422PW

    0.00065A, 2000KHZ BICMOS, PDSO20

    Unitrode

    1,140
    RFQ
    UCC29422PW

    Datasheet

    UCC29422PW - 16-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 -40°C ~ 85°C (TA) - - Surface Mount 16-TSSOP
    UC2825QTR

    UC2825QTR

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,284
    RFQ
    UC2825QTR

    Datasheet

    UC2825QTR - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive - 2 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-PLCC (9x9)
    UCC3585D

    UCC3585D

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,162
    RFQ
    UCC3585D

    Datasheet

    UCC3585D - 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 500kHz 100% Yes No - Current Limit, Enable, Frequency Control, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    UCC2541PWP-UN

    UCC2541PWP-UN

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,338
    RFQ
    UCC2541PWP-UN

    Datasheet

    UCC2541PWP-UN - 20-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 8.5V ~ 35V 300kHz - Yes Yes - Enable, Ramp, Reset, Soft Start, Tracking -40°C ~ 105°C (TA) - - Surface Mount 20-HTSSOP
    UCC39421N

    UCC39421N

    0.00065A, 2000KHZ BICMOS, PDIP16

    Unitrode

    1,990
    RFQ
    UCC39421N

    Datasheet

    UCC39421N - 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 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UC494ACN

    UC494ACN

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,962
    RFQ
    UC494ACN

    Datasheet

    UC494ACN - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 7V ~ 40V 1kHz ~ 300kHz 45% Yes No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UC2823N

    UC2823N

    UC2823 HIGH SPEED PWM CONTROLLER

    Unitrode

    1,946
    RFQ
    UC2823N

    Datasheet

    UC2823N - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -25°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UC3823AQTR

    UC3823AQTR

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,450
    RFQ
    UC3823AQTR

    Datasheet

    UC3823AQTR * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC3864N

    UC3864N

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    1,594
    RFQ
    UC3864N

    Datasheet

    UC3864N - 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 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    UC3863N

    UC3863N

    SWITCHING CONTROLLER, VOLTAGE-MO

    Unitrode

    2,544
    RFQ
    UC3863N

    Datasheet

    UC3863N - 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up/Step-Down Positive - 2 1 7V ~ 22V 50kHz ~ 500kHz 100% No No - Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
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