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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
    LTC3769EUF#PBF

    LTC3769EUF#PBF

    IC REG CTRLR BOOST/SEPIC 24QFN

    Analog Devices Inc.

    5,173
    RFQ
    LTC3769EUF#PBF

    Datasheet

    - 24-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
    MAX775CSA+

    MAX775CSA+

    IC REG CTRLR BUCK-BOOST 8SOIC

    Analog Devices Inc./Maxim Integrated

    3,404
    RFQ
    MAX775CSA+

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    LTC3861EUH-1#PBF

    LTC3861EUH-1#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    170
    RFQ
    LTC3861EUH-1#PBF

    Datasheet

    PolyPhase® 32-WFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LTC3857EGN-1#PBF

    LTC3857EGN-1#PBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    3,926
    RFQ
    LTC3857EGN-1#PBF

    Datasheet

    PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
    LTC3869IGN-2#PBF

    LTC3869IGN-2#PBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    611
    RFQ
    LTC3869IGN-2#PBF

    Datasheet

    - 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 250kHz ~ 780kHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
    LT3758AHMSE#PBF

    LT3758AHMSE#PBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    509
    RFQ
    LT3758AHMSE#PBF

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Flyback, SEPIC 1 1 5.5V ~ 100V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
    LTC3869IUFD#PBF

    LTC3869IUFD#PBF

    IC REG CTRLR BUCK 28QFN

    Analog Devices Inc.

    256
    RFQ
    LTC3869IUFD#PBF

    Datasheet

    - 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 250kHz ~ 780kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
    MAX774CSA+

    MAX774CSA+

    IC REG CTRLR BUCK-BOOST 8SOIC

    Analog Devices Inc./Maxim Integrated

    464
    RFQ
    MAX774CSA+

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    TPS40055MPWPREP

    TPS40055MPWPREP

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    3,211
    RFQ
    TPS40055MPWPREP

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -55°C ~ 125°C (TA) - - Surface Mount 16-HTSSOP
    LTC3833IUDC#PBF

    LTC3833IUDC#PBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    410
    RFQ
    LTC3833IUDC#PBF

    Datasheet

    - 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
    MAX1744EUB+

    MAX1744EUB+

    IC REG CTRLR BUCK 10UMAX

    Analog Devices Inc./Maxim Integrated

    1,108
    RFQ
    MAX1744EUB+

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
    LTC3786IMSE#TRPBF

    LTC3786IMSE#TRPBF

    IC REG CTRLR MULT TOP 16MSOP

    Analog Devices Inc.

    925
    RFQ
    LTC3786IMSE#TRPBF

    Datasheet

    - 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
    LTC3786IMSE#PBF

    LTC3786IMSE#PBF

    IC REG CTRLR MULT TOP 16MSOP

    Analog Devices Inc.

    622
    RFQ
    LTC3786IMSE#PBF

    Datasheet

    - 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-MSOP-EP
    MAX1744AUB+

    MAX1744AUB+

    IC REG CTRLR BUCK 10UMAX

    Analog Devices Inc./Maxim Integrated

    304
    RFQ
    MAX1744AUB+

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-uMAX/uSOP
    MAX669EUB+T

    MAX669EUB+T

    IC REG CTRLR MULT TOP 10UMAX

    Analog Devices Inc./Maxim Integrated

    8,260
    RFQ
    MAX669EUB+T

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 1.8V ~ 28V 100kHz ~ 500kHz 90% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
    LTC3839EUH#PBF

    LTC3839EUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    224
    RFQ
    LTC3839EUH#PBF

    Datasheet

    PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LTC3856EUH#PBF

    LTC3856EUH#PBF

    IC REG CTRLR BUCK 32WFQFN

    Analog Devices Inc.

    69
    RFQ
    LTC3856EUH#PBF

    Datasheet

    PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LT1950EGN#PBF

    LT1950EGN#PBF

    IC REG CTRLR MULT TOP 16SSOP

    Analog Devices Inc.

    160
    RFQ
    LT1950EGN#PBF

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter, SEPIC 1 1 3V ~ 25V 100kHz ~ 500kHz 95% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
    MAX1846EUB+

    MAX1846EUB+

    IC REG CTRLR FLYBACK 10UMAX

    Analog Devices Inc./Maxim Integrated

    3,780
    RFQ

    -

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up/Step-Down Negative Flyback 1 1 3V ~ 16.5V 100kHz ~ 500kHz 96% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
    LTC3812EFE-5#TRPBF

    LTC3812EFE-5#TRPBF

    IC REG CTRLR BUCK 16TSSOP

    Analog Devices Inc.

    2,035
    RFQ
    LTC3812EFE-5#TRPBF

    Datasheet

    - 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.35V ~ 14V - - Yes No - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
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