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    KATY Electronic Technology Co., LTD KATY Electronic Technology Co., LTD

    DC DC Switching Controllers

    制造商 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 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
    UC3578DP

    UC3578DP

    IC REG CTRLR BUCK 16SOIC

    Texas Instruments

    0
    RFQ
    UC3578DP

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tube Not For New Designs 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
    LM5642MTCX

    LM5642MTCX

    IC REG CTRLR BUCK 28TSSOP

    Texas Instruments

    0
    RFQ
    LM5642MTCX

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 200kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
    UC3578DPG4

    UC3578DPG4

    IC REG CTRLR BUCK 16SOIC

    Texas Instruments

    0
    RFQ
    UC3578DPG4

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key 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
    LM5642MTC

    LM5642MTC

    IC REG CTRLR BUCK 28TSSOP

    Texas Instruments

    4
    RFQ
    LM5642MTC

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 200kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
    UC3841Q

    UC3841Q

    IC REG CTRLR MULT TOP 20PLCC

    Texas Instruments

    0
    RFQ
    UC3841Q

    Datasheet

    - 20-LCC (J-Lead) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8V ~ 32V 500kHz 95% No No - Current Limit, Enable, Frequency Control, Ramp, Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
    LM3753SQ/NOPB

    LM3753SQ/NOPB

    IC REG CTRLR BUCK 32WQFN

    Texas Instruments

    0
    RFQ
    LM3753SQ/NOPB

    Datasheet

    - 32-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 18V 200kHz ~ 1MHz 81% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Tracking -5°C ~ 125°C (TJ) - - Surface Mount 32-WQFN (5x5)
    UCC25702PWG4

    UCC25702PWG4

    IC REG CTRLR MULT TOP 14TSSOP

    Texas Instruments

    0
    RFQ
    UCC25702PWG4

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.8V ~ 15V 100kHz 99% No Yes - Current Limit, Frequency Control, Sequencing, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-TSSOP
    LM5117QPMHE/NOPB

    LM5117QPMHE/NOPB

    IC REG CTRLR BUCK 20TSSOP

    Texas Instruments

    0
    RFQ
    LM5117QPMHE/NOPB

    Datasheet

    - 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 5.5V ~ 65V 200kHz, 480kHz - Yes No - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 20-HTSSOP
    LM5117QPSQ/NOPB

    LM5117QPSQ/NOPB

    IC REG CTRLR BUCK 24WQFN

    Texas Instruments

    0
    RFQ
    LM5117QPSQ/NOPB

    Datasheet

    - 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 5.5V ~ 65V 200kHz, 480kHz - Yes No - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 24-WQFN (4x4)
    TPS40490MHRHDR

    TPS40490MHRHDR

    IC REG CTRLR BUCK 28QFN

    Texas Instruments

    0
    RFQ
    TPS40490MHRHDR

    Datasheet

    - 28-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 6V ~ 60V 100kHz ~ 5.4MHz - Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-VQFN (5x5)
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