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    DC DC Switching Controllers

    制造商 Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Qualification Voltage - Supply (Vcc/Vdd) Frequency - Switching Output Configuration Duty Cycle (Max) Synchronous Rectifier Grade Clock Sync Mounting Style Operating Temperature Serial Interfaces Control Features Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Qualification Voltage - Supply (Vcc/Vdd) Frequency - Switching Output Configuration Duty Cycle (Max) Synchronous Rectifier Grade Clock Sync Mounting Style Operating Temperature Serial Interfaces Control Features Supplier Device Package
    UC3842DG4

    UC3842DG4

    UC3842 CURRENT-MODE PWM CONTROLL

    Texas Instruments

    1,627
    RFQ
    UC3842DG4

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - 10V ~ 30V Up to 500kHz Positive, Isolation Capable 97% No - No Surface Mount 0°C ~ 70°C (TA) - Frequency Control 14-SOIC
    UC3843DR-8

    UC3843DR-8

    SWITCHING CONTROLLER

    Texas Instruments

    22,500
    RFQ
    UC3843DR-8

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - - Up to 500kHz Positive, Isolation Capable 97% No - No Surface Mount 0°C ~ 70°C (TA) - Frequency Control 8-SOIC
    UC2843P

    UC2843P

    SWITCHING CONTROLLER

    Texas Instruments

    21,197
    RFQ
    UC2843P

    Datasheet

    - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - 12V ~ 28V Up to 500kHz Positive, Isolation Capable 97% No - No Through Hole -40°C ~ 85°C (TA) - Frequency Control 8-PDIP
    TL1451CDBR

    TL1451CDBR

    IC REG CTRLR MULT TOP 16SSOP

    Texas Instruments

    2,778
    RFQ
    TL1451CDBR

    Datasheet

    - 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Buck, Boost, Flyback 2 1 - 3.6V ~ 50V 1kHz ~ 500kHz Positive - No - No Surface Mount -20°C ~ 85°C (TA) - Frequency Control 16-SSOP
    TL2842BDR

    TL2842BDR

    IC REG CTRLR BST FLYBK CM 14SOIC

    Texas Instruments

    2,400
    RFQ
    TL2842BDR

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Boost, Flyback, Forward 1 1 - 10V ~ 30V Up to 500kHz Positive 96% No - No Surface Mount -40°C ~ 85°C (TA) - Frequency Control 14-SOIC
    TL2843DR

    TL2843DR

    IC REG CTRLR MULT TOP 14SOIC

    Texas Instruments

    3,116
    RFQ
    TL2843DR

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Boost, Flyback, Forward 1 1 - 7.6V ~ 30V Up to 500kHz Positive 97% No - No Surface Mount -40°C ~ 85°C (TA) - Frequency Control 14-SOIC
    TL3843DR

    TL3843DR

    IC REG CTRLR MULT TOP 14SOIC

    Texas Instruments

    2,363
    RFQ
    TL3843DR

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Boost, Flyback, Forward 1 1 - 7.6V ~ 30V Up to 500kHz Positive 97% No - No Surface Mount 0°C ~ 70°C (TA) - Frequency Control 14-SOIC
    TL2844BP

    TL2844BP

    IC REG CTRLR BST FLYBK PWM 8-DIP

    Texas Instruments

    4,870
    RFQ
    TL2844BP

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Boost, Flyback, Forward 1 1 - 10V ~ 30V Up to 500kHz Positive 48% No - No Through Hole -40°C ~ 85°C (TA) - Frequency Control 8-PDIP
    UC2845AQ

    UC2845AQ

    SWITCHING CONTROLLER

    Texas Instruments

    2,891
    RFQ
    UC2845AQ

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Boost, Buck, Flyback, Forward 1 1 - 7.6V ~ 30V Up to 500kHz Positive, Isolation Capable 48% No - No Surface Mount -40°C ~ 125°C (TJ) - Frequency Control 14-SOIC
    TL1453CDR

    TL1453CDR

    SWITCHING CONTROLLER

    Texas Instruments

    15,000
    RFQ
    TL1453CDR

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Bulk Active PWM - Boost 2 1 - 3.6V ~ 40V 1kHz ~ 500kHz Positive - No - No Surface Mount -20°C ~ 85°C (TA) - Dead Time Control, Frequency Control 16-SOIC
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