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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
    MIC2126YML-T5

    MIC2126YML-T5

    IC REG CTRLR BUCK 16VQFN

    Microchip Technology

    2,886
    RFQ
    MIC2126YML-T5

    Datasheet

    Hyper Speed Control® 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V 200kHz ~ 750kHz 85% Yes No - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
    LM1771SSDX/NOPB

    LM1771SSDX/NOPB

    IC REG CTRLR BUCK 6WSON

    Texas Instruments

    4,958
    RFQ
    LM1771SSDX/NOPB

    Datasheet

    - 6-WDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
    LM1771USDX/NOPB

    LM1771USDX/NOPB

    IC REG CTRLR BUCK 6WSON

    Texas Instruments

    2,128
    RFQ
    LM1771USDX/NOPB

    Datasheet

    - 6-WDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
    UC2843BD

    UC2843BD

    IC REG CTRLR FLYBACK 14SOIC

    onsemi

    2,770
    RFQ
    UC2843BD

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -25°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    UC2845BD

    UC2845BD

    IC REG CTRLR BOOST/FLYBK 14SOIC

    onsemi

    2,465
    RFQ
    UC2845BD

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -25°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    LM1771SMMX/NOPB

    LM1771SMMX/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    2,017
    RFQ
    LM1771SMMX/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    LM1771TMMX/NOPB

    LM1771TMMX/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    3,688
    RFQ
    LM1771TMMX/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    LM1771UMMX/NOPB

    LM1771UMMX/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    4,391
    RFQ
    LM1771UMMX/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    TL494BD

    TL494BD

    IC REG CTRLR BCK/PSH-PULL 16SOIC

    onsemi

    2,888
    RFQ
    TL494BD

    Datasheet

    SWITCHMODE™ 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 7V ~ 40V 200kHz 48% Yes No - Dead Time Control, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SOIC
    E-UC3843BD1013TR

    E-UC3843BD1013TR

    IC REG CTRLR BOOST/FLYBACK 8SOIC

    STMicroelectronics

    2,270
    RFQ
    E-UC3843BD1013TR

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Digi-Reel® Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    E-UC3845BD1013TR

    E-UC3845BD1013TR

    IC REG CTRLR BOOST/FLYBACK 8SOIC

    STMicroelectronics

    3,687
    RFQ
    E-UC3845BD1013TR

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    RT8105GS

    RT8105GS

    IC REG CTRLR BUCK 8SOP

    Richtek USA Inc.

    3,623
    RFQ

    -

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 13.2V 300kHz 100% Yes No - Enable, Phase Control -20°C ~ 85°C (TA) - - Surface Mount 8-SOP
    UCC38C40DGK

    UCC38C40DGK

    IC REG CTRLR MULT TOP 8VSSOP

    Texas Instruments

    2,054
    RFQ
    UCC38C40DGK

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-VSSOP
    LM1770TMFX/NOPB

    LM1770TMFX/NOPB

    IC REG CTRLR BUCK SOT23-5

    Texas Instruments

    3,401
    RFQ
    LM1770TMFX/NOPB

    Datasheet

    - SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
    UC3842ADM

    UC3842ADM

    IC REG CTRLR PWM CM 8SOIC

    Microsemi Corporation

    2,845
    RFQ
    UC3842ADM

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UC3844ADM

    UC3844ADM

    IC REG CTRLR PWM CM 8SOIC

    Microsemi Corporation

    2,021
    RFQ
    UC3844ADM

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UC3845ADM

    UC3845ADM

    IC REG CTRLR BUCK/BOOST 8SOIC

    Microsemi Corporation

    2,572
    RFQ
    UC3845ADM

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    TL598CNG4

    TL598CNG4

    IC REG CTRLR MULT TOPOLOGY 16DIP

    Texas Instruments

    4,796
    RFQ
    TL598CNG4

    Datasheet

    - 16-DIP (0.300", 7.62mm) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 100kHz 45% Yes No - Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
    AOZ7501GAI

    AOZ7501GAI

    FLYBACK PWM CONTROLLER

    Alpha & Omega Semiconductor Inc.

    2,260
    RFQ

    -

    - 14-SOIC (0.154", 3.90mm Width), 7 Leads Tape & Reel (TR) Obsolete PWM Signal Step-Up/Step-Down Positive Flyback 1 - 7.5V ~ 25V 65kHz 75% No Yes - - -40°C ~ 125°C (TA) - - Surface Mount 7-SO
    UC2842BN

    UC2842BN

    IC REG CTRLR BST FLYBK ISO 8-DIP

    onsemi

    3,918
    RFQ
    UC2842BN

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control -25°C ~ 85°C (TA) - - Through Hole 8-PDIP
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