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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
    LTC1147CN8-3.3#PBF

    LTC1147CN8-3.3#PBF

    IC REG CTRLR BUCK 8DIP

    Analog Devices Inc.

    2,602
    RFQ
    LTC1147CN8-3.3#PBF

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 14V - 100% No No - Current Limit, Enable 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
    BD9040FV-E2

    BD9040FV-E2

    IC REG CTRLR BUCK 20SSOP

    Rohm Semiconductor

    3,651
    RFQ
    BD9040FV-E2

    Datasheet

    - 20-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 200kHz ~ 750kHz - Yes No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SSOP-B
    ISL68225IRAZ-T

    ISL68225IRAZ-T

    INFRA 2OUT/9PH DIGITAL CONTROLLE

    Renesas Electronics Corporation

    2,448
    RFQ
    ISL68225IRAZ-T

    Datasheet

    - 52-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 9 3.135V ~ 3.465V Up to 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (6x6)
    MP2926GUT-0000-P

    MP2926GUT-0000-P

    TRIPLE-LOOP, DIGITAL, MULTI-PHAS

    Monolithic Power Systems Inc.

    2,287
    RFQ
    MP2926GUT-0000-P

    Datasheet

    - 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal - Positive - 6 6 3.15V ~ 3.45V 200kHz ~ 3MHz - No Yes I2C, PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 40-TQFN (5x5)
    TPS5120DBTG4

    TPS5120DBTG4

    IC REG CTRLR BUCK 30TSSOP

    Texas Instruments

    2,091
    RFQ
    TPS5120DBTG4

    Datasheet

    - 30-TFSOP (0.173", 4.40mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 300kHz 83% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 30-TSSOP
    LTC3855EFE#TRPBF

    LTC3855EFE#TRPBF

    IC REG CTRLR BUCK 38TSSOP

    Analog Devices Inc.

    4,598
    RFQ
    LTC3855EFE#TRPBF

    Datasheet

    PolyPhase® 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, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 38-TSSOP-EP
    UC2825ADWG4

    UC2825ADWG4

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    2,712
    RFQ
    UC2825ADWG4

    Datasheet

    - 16-SOIC (0.295", 7.50mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 22V 400kHz ~ 1MHz 50% No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    LTC3832EGN#TRPBF

    LTC3832EGN#TRPBF

    IC REG CTRLR BUCK/BOOST 16SSOP

    Analog Devices Inc.

    3,769
    RFQ
    LTC3832EGN#TRPBF

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 8V 300kHz 95% Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
    LTC3778EF#TRPBF

    LTC3778EF#TRPBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    2,706
    RFQ
    LTC3778EF#TRPBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V - - Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
    LTC3862EFE#TRPBF

    LTC3862EFE#TRPBF

    IC REG CTRLR BOOST/SEPIC 24TSSOP

    Analog Devices Inc.

    3,224
    RFQ
    LTC3862EFE#TRPBF

    Datasheet

    - 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
    LTC3862EFE-2#TRPBF

    LTC3862EFE-2#TRPBF

    IC REG CTRLR BOOST/SEPIC 24TSSOP

    Analog Devices Inc.

    3,001
    RFQ
    LTC3862EFE-2#TRPBF

    Datasheet

    - 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
    LTC3769IFE#TRPBF

    LTC3769IFE#TRPBF

    IC REG CTRLR BOOST/SEPIC 20TSSOP

    Analog Devices Inc.

    3,337
    RFQ
    LTC3769IFE#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
    LTC7840IFE#TRPBF

    LTC7840IFE#TRPBF

    DUAL PHASE/OUTPUT NON-SYNCH BOOS

    Analog Devices Inc.

    2,678
    RFQ
    LTC7840IFE#TRPBF

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active PWM Step-Up Positive Boost 2 2 5.5V ~ 60V 50kHz ~ 425kHz 96% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
    LTC7840IUFD#TRPBF

    LTC7840IUFD#TRPBF

    DUAL PHASE/OUTPUT NON-SYNCH BOOS

    Analog Devices Inc.

    4,383
    RFQ
    LTC7840IUFD#TRPBF

    Datasheet

    - 28-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up Positive Boost 2 2 5.5V ~ 60V 50kHz ~ 425kHz 96% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
    MAX1634CAI+T

    MAX1634CAI+T

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc./Maxim Integrated

    2,876
    RFQ
    MAX1634CAI+T

    Datasheet

    - 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 1 4.2V ~ 30V 200kHz ~ 300kHz 99% Yes Yes - Enable, Reset, Sequencing 0°C ~ 70°C (TA) - - Surface Mount 28-SSOP
    TL1453CNSR

    TL1453CNSR

    IC REG CTRLR 16SO

    Texas Instruments

    2,235
    RFQ
    TL1453CNSR

    Datasheet

    - 16-SOIC (0.209", 5.30mm Width) Tape & Reel (TR) Active PWM - Positive Boost 2 1 3.6V ~ 40V 1kHz ~ 500kHz - No No - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 16-SO
    LTC1874EGN#TRPBF

    LTC1874EGN#TRPBF

    IC REG CTRLR BUCK 16SSOP

    Analog Devices Inc.

    3,546
    RFQ
    LTC1874EGN#TRPBF

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 2.5V ~ 9.8V 550kHz 100% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
    ISL68224IRAZ-T

    ISL68224IRAZ-T

    INFRA 3OUT/6PH DIGITAL CONTROLLE

    Renesas Electronics Corporation

    3,023
    RFQ
    ISL68224IRAZ-T

    Datasheet

    - 52-VFQFN Exposed Pad Tape & Reel (TR) Active PWM - Positive - 3 6 3.135V ~ 3.465V 200kHz ~ 2MHz - No No PMBus Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (6x6)
    MAX1876AEEG+

    MAX1876AEEG+

    IC REG CTRLR BUCK 24QSOP

    Analog Devices Inc./Maxim Integrated

    2,479
    RFQ

    -

    - 24-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 23V 100kHz ~ 600kHz - Yes Yes - Current Limit, Enable, Frequency Control, Reset -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
    LTC3810IUH-5#TRPBF

    LTC3810IUH-5#TRPBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    4,329
    RFQ
    LTC3810IUH-5#TRPBF

    Datasheet

    - 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.35V ~ 14V - - Yes Yes - Enable, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
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