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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
    LT3741IUF#TRPBF

    LT3741IUF#TRPBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    2,593
    RFQ
    LT3741IUF#TRPBF

    Datasheet

    - 20-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 36V 200kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
    LT3741IUF-1#TRPBF

    LT3741IUF-1#TRPBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    4,632
    RFQ
    LT3741IUF-1#TRPBF

    Datasheet

    - 20-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 36V 200kHz ~ 1MHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
    LM5116MH

    LM5116MH

    IC REG CTRLR BUCK 20TSSOP

    Texas Instruments

    4,380
    RFQ
    LM5116MH

    Datasheet

    - 20-PowerTSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 6V ~ 100V 200kHz, 535kHz - Yes Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
    ZL8802ALAFT

    ZL8802ALAFT

    IC REG CTRLR BUCK PMBUS 44QFN

    Renesas Electronics Corporation

    3,002
    RFQ
    ZL8802ALAFT

    Datasheet

    Digital-DC™ 44-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Down Positive Buck 2 2 4.5V ~ 14V 200kHz ~ 1.33MHz - No Yes PMBus Current Limit, Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 44-QFN (7x7)
    LTC3728LEGN#TRPBF

    LTC3728LEGN#TRPBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    2,872
    RFQ
    LTC3728LEGN#TRPBF

    Datasheet

    - 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
    LTC1735CF

    LTC1735CF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    3,355
    RFQ
    LTC1735CF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
    LTC3828EG#TRPBF

    LTC3828EG#TRPBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    3,157
    RFQ
    LTC3828EG#TRPBF

    Datasheet

    PolyPhase® 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Enable, Phase Control, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
    LTC1435CG#TRPBF

    LTC1435CG#TRPBF

    IC REG CTRLR BUCK 16SSOP

    Analog Devices Inc.

    3,721
    RFQ
    LTC1435CG#TRPBF

    Datasheet

    - 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SSOP
    LTC7815HUHF#TRPBF

    LTC7815HUHF#TRPBF

    LOW IQ, 2.25MHZ, TRIPLE OUTPUT,

    Analog Devices Inc.

    4,135
    RFQ
    LTC7815HUHF#TRPBF

    Datasheet

    - 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Buck, Buck, Boost 3 2 4.5V ~ 38V 320kHz ~ 2.25MHz 100% Yes No - Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-QFN (5x7)
    RAA489301ARGNP#HA0

    RAA489301ARGNP#HA0

    3-LEVEL BUCK OR 2-LEVEL BUCK VOL

    Renesas Electronics Corporation

    4,509
    RFQ

    -

    * - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
    LM5170QPHPRQ1

    LM5170QPHPRQ1

    LM5170QPHPRQ1

    Texas Instruments

    2,141
    RFQ
    LM5170QPHPRQ1

    Datasheet

    - 48-PowerTQFP Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 3.5V ~ 42V 100kHz ~ 600kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 48-HTQFP (7x7)
    LT3782AIUFD#TRPBF

    LT3782AIUFD#TRPBF

    IC REG CTRLR BOOST 28QFN

    Analog Devices Inc.

    4,183
    RFQ
    LT3782AIUFD#TRPBF

    Datasheet

    - 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 6V ~ 40V 154kHz ~ 465kHz 94% Yes Yes - Enable, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
    LTC3775EUD#TRPBF

    LTC3775EUD#TRPBF

    IC REG CTRLR BUCK 16QFN

    Analog Devices Inc.

    3,486
    RFQ
    LTC3775EUD#TRPBF

    Datasheet

    PolyPhase® 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 250kHz ~ 1MHz 90% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (3x3)
    LTC3728LIGN-1#TRPBF

    LTC3728LIGN-1#TRPBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    2,884
    RFQ
    LTC3728LIGN-1#TRPBF

    Datasheet

    - 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 35V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
    LTC3805MPMSE#TRPBF

    LTC3805MPMSE#TRPBF

    IC REG CTRLR FLYBACK 10MSOP

    Analog Devices Inc.

    4,961
    RFQ
    LTC3805MPMSE#TRPBF

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 3.95V ~ 9.5V 70kHz ~ 700kHz 80% No Yes - Enable, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
    LTC3805MPMSE-5#TRPBF

    LTC3805MPMSE-5#TRPBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    2,149
    RFQ
    LTC3805MPMSE-5#TRPBF

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 3.95V ~ 9.5V 70kHz ~ 700kHz 80% No Yes - Enable, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
    LTC3829IFE#WTRPBF

    LTC3829IFE#WTRPBF

    3-PHASE, 1X OUT SYNC BUCK DC/DC

    Analog Devices Inc.

    2,868
    RFQ
    LTC3829IFE#WTRPBF

    Datasheet

    PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    MAX1655EEE+T

    MAX1655EEE+T

    IC REG CTRLR BUCK 16QSOP

    Analog Devices Inc./Maxim Integrated

    2,893
    RFQ
    MAX1655EEE+T

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 30V 150kHz, 300kHz 98% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
    UC3879DWG4

    UC3879DWG4

    IC REG CTRLR HALF-BRIDGE 20SOIC

    Texas Instruments

    3,860
    RFQ
    UC3879DWG4

    Datasheet

    - 20-SOIC (0.295", 7.50mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up/Step-Down Positive Half-Bridge 4 1 9V ~ 20V Up to 300kHz 50% Yes Yes - Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
    LTC1628CUH#TRPBF

    LTC1628CUH#TRPBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    2,618
    RFQ
    LTC1628CUH#TRPBF

    Datasheet

    - 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
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