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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
    LTC3807IFE#TRPBF

    LTC3807IFE#TRPBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    4,755
    RFQ
    LTC3807IFE#TRPBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) 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 ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
    MCP19117T-E/MQ

    MCP19117T-E/MQ

    IC PWM CTLR SYNC LOW SIDE 28QFN

    Microchip Technology

    4,798
    RFQ
    MCP19117T-E/MQ

    Datasheet

    - 28-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 1 4.5V ~ 42V 31.25kHz ~ 2MHz - No Yes I2C EN -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
    MCP19125T-E/MQ

    MCP19125T-E/MQ

    IC REG CTRLR

    Microchip Technology

    4,726
    RFQ
    MCP19125T-E/MQ

    Datasheet

    - 28-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 2 4.75V ~ 5.5V 31.25kHz ~ 2MHz - Yes Yes I2C Dead Time Control, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 28-QFN (5x5)
    SC450ITSTRT

    SC450ITSTRT

    IC REG CTRLR BUCK 38TSSOP

    Semtech Corporation

    4,236
    RFQ
    SC450ITSTRT

    Datasheet

    PowerStep IV™ 38-TFSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V - - Yes - - - - - - Surface Mount 38-TSSOP
    L5994

    L5994

    IC REG CTRLR BUCK 32-TQFP

    STMicroelectronics

    5,000
    RFQ
    L5994

    Datasheet

    - 32-LQFP Tray Obsolete Transistor Driver Step-Down Positive Buck 3 1 4.75V ~ 25V 200kHz, 300kHz - Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 140°C (TJ) - - Surface Mount 32-TQFP (7x7)
    MAX775CSA+T

    MAX775CSA+T

    IC REG CTRLR BUCK-BOOST 8SOIC

    Analog Devices Inc./Maxim Integrated

    4,289
    RFQ
    MAX775CSA+T

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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
    MIC2185YQS

    MIC2185YQS

    IC REG CTRLR BUCK 16QSOP

    Microchip Technology

    4,449
    RFQ
    MIC2185YQS

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.9V ~ 14V 400kHz 100% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
    LTC3865EFE#TRPBF

    LTC3865EFE#TRPBF

    IC REG CTRLR BUCK 38TSSOP

    Analog Devices Inc.

    4,375
    RFQ
    LTC3865EFE#TRPBF

    Datasheet

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    ISL68233IRAZ

    ISL68233IRAZ

    INFRA AVS 2OUT/5PH DIGITAL CONTR

    Renesas Electronics Corporation

    3,528
    RFQ
    ISL68233IRAZ

    Datasheet

    - 40-WFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 5 3.135V ~ 3.465V 200kHz ~ 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-TQFN (5x5)
    LM2647LQ/NOPB

    LM2647LQ/NOPB

    IC REG CTRLR BUCK 28WQFN

    Texas Instruments

    2,515
    RFQ
    LM2647LQ/NOPB

    Datasheet

    - 28-WFQFN Exposed Pad Tape & Reel (TR) Active 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-WQFN (5x5)
    TPS40050PWPR

    TPS40050PWPR

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    2,995
    RFQ
    TPS40050PWPR

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V 500kHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    TPS40051PWPR

    TPS40051PWPR

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    2,428
    RFQ
    TPS40051PWPR

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V 500kHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    MP3908DK-LF-Z

    MP3908DK-LF-Z

    IC REG CTRLR MULT TOP 10MSOP

    Monolithic Power Systems Inc.

    4,155
    RFQ
    MP3908DK-LF-Z

    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, Forward Converter, SEPIC 1 1 4.5V ~ 10V 260kHz 81% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP
    LM5122ZAPWPR

    LM5122ZAPWPR

    IC POWER REGULATOR

    Texas Instruments

    2,488
    RFQ
    LM5122ZAPWPR

    Datasheet

    - 24-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 65V 450kHz, 875kHz - Yes Yes - Current Limit -40°C ~ 125°C (TJ) - - Surface Mount 24-HTSSOP
    LT3758HMSE#TRPBF

    LT3758HMSE#TRPBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    3,979
    RFQ
    LT3758HMSE#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 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#TRPBF

    LTC3869IUFD#TRPBF

    IC REG CTRLR BUCK 28QFN

    Analog Devices Inc.

    4,428
    RFQ
    LTC3869IUFD#TRPBF

    Datasheet

    - 28-WFQFN Exposed Pad Tape & Reel (TR) 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)
    LT3759HMSE#TRPBF

    LT3759HMSE#TRPBF

    IC REG CTRLR MULT TOP 12MSOP

    Analog Devices Inc.

    2,204
    RFQ
    LT3759HMSE#TRPBF

    Datasheet

    - 12-TSSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Flyback, SEPIC 1 1 1.6V ~ 42V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 12-MSOP-EP
    LTC3861EUHE#TRPBF

    LTC3861EUHE#TRPBF

    IC REG CTRLR BUCK 36QFN

    Analog Devices Inc.

    4,738
    RFQ
    LTC3861EUHE#TRPBF

    Datasheet

    PolyPhase® 36-WFQFN Exposed Pad Tape & Reel (TR) 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 36-QFN (5x6)
    LT3758AHMSE#TRPBF

    LT3758AHMSE#TRPBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    3,075
    RFQ
    LT3758AHMSE#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 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
    LTC3869IUF#TRPBF

    LTC3869IUF#TRPBF

    IC REG CTRLR BUCK 28QFN

    Analog Devices Inc.

    2,161
    RFQ
    LTC3869IUF#TRPBF

    Datasheet

    - 28-WFQFN Exposed Pad Tape & Reel (TR) 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 (4x4)
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