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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
    UC3842AN

    UC3842AN

    IC REG CTRLR FLYBK ISO PWM 8-DIP

    onsemi

    3,856
    RFQ
    UC3842AN

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
    UC3843DR-8

    UC3843DR-8

    SWITCHING CONTROLLER

    Texas Instruments

    22,500
    RFQ
    UC3843DR-8

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 - Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UC2843P

    UC2843P

    SWITCHING CONTROLLER

    Texas Instruments

    21,197
    RFQ
    UC2843P

    Datasheet

    - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 97% No No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
    CS5211EDR14

    CS5211EDR14

    IC REG CTRLR BUCK 14SOIC

    onsemi

    3,710
    RFQ
    CS5211EDR14

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 150kHz ~ 750kHz - Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    LM2748MTCX

    LM2748MTCX

    SWITCHING CONTROLLER, VOLTAGE-MO

    National Semiconductor

    2,240
    RFQ
    LM2748MTCX

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 86% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
    IR3710MTRPBF

    IR3710MTRPBF

    WIDE INPUT AND OUTPUT, SYNCHRONO

    International Rectifier

    1,802
    RFQ
    IR3710MTRPBF

    Datasheet

    - 16-VFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V Up to 1MHz - Yes No - Current Limit, Enable, Power Good, Soft Start 0°C ~ 125°C (TJ) - - Surface Mount 16-MLPQ (3x3)
    NCP81108MNTXG

    NCP81108MNTXG

    IC REG BUCK CTLR 36QFN

    onsemi

    4,982
    RFQ

    -

    - 36-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 36-QFN (5x5)
    TL1451CDBR

    TL1451CDBR

    IC REG CTRLR MULT TOP 16SSOP

    Texas Instruments

    2,778
    RFQ
    TL1451CDBR

    Datasheet

    - 16-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 2 1 3.6V ~ 50V 1kHz ~ 500kHz - No No - Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 16-SSOP
    MC34063S

    MC34063S

    40V 1.24V~40V 1.5A SOP-8 DC-DC C

    Shenzhen Slkormicro Semicon Co., Ltd.

    2,496
    RFQ

    -

    - 8-SOIC (0.154", 3.90mm Width) Cut Tape (CT) Active Transistor Driver - Positive - 1 1 40V 100Hz ~ 100kHz - No No - - 0°C ~ 70°C - - Surface Mount 8-SOP
    FAN7585SN

    FAN7585SN

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    78,500
    RFQ
    FAN7585SN

    Datasheet

    - 24-SDIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Push-Pull 1 1 15V ~ 30V 9.4kHz 48% No No - Dead Time Control, Frequency Control, Power Good -25°C ~ 85°C (TA) - - Through Hole 24-SDIP
    NCP81103AMNTXG

    NCP81103AMNTXG

    INTEGRATED CIRCUIT

    onsemi

    2,949
    RFQ
    NCP81103AMNTXG

    Datasheet

    - 36-VFQFN Exposed Pad Bulk Obsolete - - - - - - - - - - - - - - - - Surface Mount 36-QFN (5x5)
    CS3524AGDWR16

    CS3524AGDWR16

    SWITCHING CONTROLLER

    onsemi

    28,338
    RFQ
    CS3524AGDWR16

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    CS5127GDW16

    CS5127GDW16

    DUAL SWITCHING CONTROLLER

    onsemi

    10,921
    RFQ
    CS5127GDW16

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC3845BVD1G

    UC3845BVD1G

    IC REG CTRLR BOOST/FLYBACK 8SOIC

    onsemi

    4,408
    RFQ
    UC3845BVD1G

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 8-SOIC
    ISL6401IR-T

    ISL6401IR-T

    SWITCHING CONTROLLER

    Intersil

    6,000
    RFQ
    ISL6401IR-T

    Datasheet

    - 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
    CS5127GDWR16

    CS5127GDWR16

    DUAL SWITCHING CONTROLLER

    onsemi

    3,000
    RFQ
    CS5127GDWR16

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    ISL6401IR

    ISL6401IR

    SWITCHING CONTROLLER

    Intersil

    2,565
    RFQ
    ISL6401IR

    Datasheet

    - 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
    NCP81172LMNTXG

    NCP81172LMNTXG

    2/1-PHASE SYNCHRONOUS BUC

    onsemi

    64,000
    RFQ
    NCP81172LMNTXG

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC2843ANNTR

    UC2843ANNTR

    UC2843 SWITCHING CONTROLLER

    Unitrode

    21,377
    RFQ
    UC2843ANNTR

    Datasheet

    - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
    CS52845EDR8

    CS52845EDR8

    SWITCHING CONTROLLER

    onsemi

    2,500
    RFQ
    CS52845EDR8

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
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