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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
    LTC3769EFE#TRPBF

    LTC3769EFE#TRPBF

    IC REG CTRLR BOOST/SEPIC 20TSSOP

    Analog Devices Inc.

    1,988
    RFQ
    LTC3769EFE#TRPBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) 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 20-TSSOP-EP
    LTC3769EFE#PBF

    LTC3769EFE#PBF

    IC REG CTRLR BOOST/SEPIC 20TSSOP

    Analog Devices Inc.

    700
    RFQ
    LTC3769EFE#PBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) 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 20-TSSOP-EP
    LTC1771EMS8#PBF

    LTC1771EMS8#PBF

    IC REG CTRLR BUCK 8MSOP

    Analog Devices Inc.

    238
    RFQ
    LTC1771EMS8#PBF

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 18V - 100% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
    LTC3833IUDC#TRPBF

    LTC3833IUDC#TRPBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    3,625
    RFQ
    LTC3833IUDC#TRPBF

    Datasheet

    - 20-WFQFN Exposed Pad Tape & Reel (TR) 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)
    LTC3894IFE#PBF

    LTC3894IFE#PBF

    150V LOW IQ STEP-DOWN DC/DC CONT

    Analog Devices Inc.

    368
    RFQ
    LTC3894IFE#PBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 150V 50kHz ~ 850kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
    LTC3770EUH#PBF

    LTC3770EUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    2,067
    RFQ
    LTC3770EUH#PBF

    Datasheet

    - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 32V - 90% Yes No - Current Limit, Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
    LTC3823IUH#PBF

    LTC3823IUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    591
    RFQ
    LTC3823IUH#PBF

    Datasheet

    - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V - 90% Yes No - Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
    LT8603EUJ#PBF

    LT8603EUJ#PBF

    IC REG BUCK ADJ QUAD 40QFN

    Analog Devices Inc.

    17
    RFQ
    LT8603EUJ#PBF

    Datasheet

    - 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 4 2 3V ~ 42V 250kHz ~ 2.2MHz - Yes Yes - Current Limit, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
    LTC3807HUDC#PBF

    LTC3807HUDC#PBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    29
    RFQ
    LTC3807HUDC#PBF

    Datasheet

    - 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 20-QFN (3x4)
    LTC3787IGN#PBF

    LTC3787IGN#PBF

    IC REG CTRLR BOOST 28SSOP

    Analog Devices Inc.

    338
    RFQ
    LTC3787IGN#PBF

    Datasheet

    PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
    LTC3866EFE#PBF

    LTC3866EFE#PBF

    IC REG CTRLR BUCK 24TSSOP

    Analog Devices Inc.

    124
    RFQ
    LTC3866EFE#PBF

    Datasheet

    - 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 250kHz ~ 770kHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-TSSOP
    MAX776CSA+

    MAX776CSA+

    IC REG CTRLR BUCK-BOOST 8SOIC

    Analog Devices Inc./Maxim Integrated

    1,422
    RFQ
    MAX776CSA+

    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
    LM5170PHPR

    LM5170PHPR

    BI DIRECTIONAL 48V TO 12V CURREN

    Texas Instruments

    984
    RFQ
    LM5170PHPR

    Datasheet

    - 48-PowerTQFP Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 6V ~ 85V 50kHz ~ 500kHz - - Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 48-HTQFP (7x7)
    LT1737CS#PBF

    LT1737CS#PBF

    IC REG CTRLR FLYBACK 16SOIC

    Analog Devices Inc.

    55
    RFQ
    LT1737CS#PBF

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 4.1V ~ 20V 90kHz ~ 115kHz 90% No No - Enable, Soft Start 0°C ~ 100°C (TJ) - - Surface Mount 16-SO
    ADP2325ACPZ-R7

    ADP2325ACPZ-R7

    IC REG CTRLR BUCK 32LFCSP

    Analog Devices Inc.

    646
    RFQ
    ADP2325ACPZ-R7

    Datasheet

    - 32-WFQFN Exposed Pad, CSP Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 20V 600kHz 90% No Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-LFCSP-WQ (5x5)
    MAX1649ESA+

    MAX1649ESA+

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc./Maxim Integrated

    58
    RFQ
    MAX1649ESA+

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 16V Up to 300kHz 96.5% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    MAX1651ESA+

    MAX1651ESA+

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc./Maxim Integrated

    42
    RFQ
    MAX1651ESA+

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 16V Up to 300kHz 96.5% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    LT3825EFE#TRPBF

    LT3825EFE#TRPBF

    IC REG CTRLR FLYBACK 16TSSOP

    Analog Devices Inc.

    9,841
    RFQ
    LT3825EFE#TRPBF

    Datasheet

    - 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 9.7V ~ 18V 100kHz 88% Yes Yes - Enable, Frequency Control, On Time Control -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
    LTC1778IGN#PBF

    LTC1778IGN#PBF

    IC REG CTRLR BUCK/BCK-BST 16SSOP

    Analog Devices Inc.

    247
    RFQ
    LTC1778IGN#PBF

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Buck-Boost 1 1 4V ~ 36V - - Yes Yes - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
    LT3825EFE#PBF

    LT3825EFE#PBF

    IC REG CTRLR FLYBACK 16TSSOP

    Analog Devices Inc.

    120
    RFQ
    LT3825EFE#PBF

    Datasheet

    - 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 9.7V ~ 18V 100kHz 88% Yes Yes - Enable, Frequency Control, On Time Control -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
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