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    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
    LM5149QRGYRQ1

    LM5149QRGYRQ1

    80-V AUTOMOTIVE SYNCHRONOUS BUCK

    Texas Instruments

    3,227
    RFQ
    LM5149QRGYRQ1

    Datasheet

    - 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 80V 100kHz ~ 2.2MHz 100% Yes Yes - Current limit, Dead Time Control, Enable, Frequency Control, Ramp -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 24-VQFN (5.5x3.5)
    LM5025SD/NOPB

    LM5025SD/NOPB

    IC REG CTRLR FWRD CONV 16WSON

    Texas Instruments

    2,142
    RFQ
    LM5025SD/NOPB

    Datasheet

    - 16-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 580kHz 80% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
    TL1451AQDREP

    TL1451AQDREP

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    3,291
    RFQ
    TL1451AQDREP

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 2 1 3.6V ~ 50V 1kHz ~ 500kHz - No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SOIC
    LM5025ASDX/NOPB

    LM5025ASDX/NOPB

    IC REG CTRLR FWRD CONV 16WSON

    Texas Instruments

    4,274
    RFQ
    LM5025ASDX/NOPB

    Datasheet

    - 16-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 580kHz 80% No Yes - Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
    LM2647MTCX

    LM2647MTCX

    IC REG CTRLR BUCK 28TSSOP

    Texas Instruments

    3,020
    RFQ
    LM2647MTCX

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 5.5V ~ 28V 200kHz ~ 500kHz 75% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -5°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
    TPS53127PWR

    TPS53127PWR

    IC REG CTRLR BUCK 24TSSOP

    Texas Instruments

    2,388
    RFQ
    TPS53127PWR

    Datasheet

    D-CAP2™ 24-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 700kHz - Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
    TPS40071PWPG4

    TPS40071PWPG4

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    3,883
    RFQ
    TPS40071PWPG4

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V Up to 1MHz 93% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    UCC2895DWTRG4

    UCC2895DWTRG4

    IC OFFLINE SW FULL-BRDG 20SOIC

    Texas Instruments

    4,588
    RFQ
    UCC2895DWTRG4

    Datasheet

    - 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Discontinued at Digi-Key PWM - Positive Phase-Shifted Full-Bridge 1 1 10V ~ 16.5V 1MHz 100% - Yes - Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 20-SOIC
    TPS40200MDREPG4

    TPS40200MDREPG4

    IC REG CTRLR BUCK 8SOIC

    Texas Instruments

    2,197
    RFQ
    TPS40200MDREPG4

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 52V 35kHz ~ 500kHz 95% No No - Frequency Control, Soft Start -55°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
    LM27403SQX/NOPB

    LM27403SQX/NOPB

    SYNCHRONOUS BUCK CONTROLLER

    Texas Instruments

    2,951
    RFQ
    LM27403SQX/NOPB

    Datasheet

    - 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 20V 200kHz ~ 1.2MHz 93% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-WQFN (4x4)
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