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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
    LM3743MM-1000/NOPB

    LM3743MM-1000/NOPB

    LM3743 HIGH-PERFORMANCE SYNCHRON

    National Semiconductor

    1,652
    RFQ
    LM3743MM-1000/NOPB

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    LM2747MTCX/NOPB

    LM2747MTCX/NOPB

    LM2747 1V - 14V VOLTAGE MODE SYN

    National Semiconductor

    18,464
    RFQ
    LM2747MTCX/NOPB

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 86% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
    LM3477MMX/NOPB

    LM3477MMX/NOPB

    LM3477 HIGH EFFICIENCY HIGH-SIDE

    National Semiconductor

    7,000
    RFQ
    LM3477MMX/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Down Positive Buck, Buck-Boost 1 1 2.97V ~ 35V 500kHz 93% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    LM3477AMMX/NOPB

    LM3477AMMX/NOPB

    LM3477 HIGH EFFICIENCY HIGH-SIDE

    National Semiconductor

    3,450
    RFQ
    LM3477AMMX/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Down Positive Buck, Buck-Boost 1 1 2.97V ~ 35V 500kHz 93% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
    LM2745MTCX/NOPB

    LM2745MTCX/NOPB

    LM2745 1-14V, VOLTAGE MODE SYNCH

    National Semiconductor

    2,500
    RFQ
    LM2745MTCX/NOPB

    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
    LM5030MMX/NOPB

    LM5030MMX/NOPB

    LM5030 100V PUSH-PULL CURRENT MO

    National Semiconductor

    14,000
    RFQ
    LM5030MMX/NOPB

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge, Push-Pull 2 1 14V ~ 90V 200kHz, 600kHz 50% No No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 10-VSSOP
    LM5041ASD/NOPB

    LM5041ASD/NOPB

    LM5041A CASCADED PWM CONTROLLER

    National Semiconductor

    713
    RFQ
    LM5041ASD/NOPB

    Datasheet

    - 16-WFDFN Exposed Pad Bulk Active Transistor Driver Step-Up/Step-Down Positive Half-Bridge, Push-Pull 1 1 15V ~ 90V 200kHz, 600kHz - Yes Yes - Dead Time Control, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-WSON (5x5)
    LM3495MTCX/NOPB

    LM3495MTCX/NOPB

    LM3495 EMULATED PEAK CURRENT MOD

    National Semiconductor

    2,175
    RFQ
    LM3495MTCX/NOPB

    Datasheet

    - 16-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.9V ~ 18V 200kHz ~ 1.5MHz 96% Yes Yes - Current Limit, Frequency Control, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
    LM25088MH-2/NOPB

    LM25088MH-2/NOPB

    LM25088 4.5-42V WIDE VIN, CURREN

    National Semiconductor

    782
    RFQ
    LM25088MH-2/NOPB

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V 50kHz ~ 1MHz - No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-HTSSOP
    LM5026MT/NOPB

    LM5026MT/NOPB

    LM5026 ACTIVE CLAMP CURRENT MODE

    National Semiconductor

    4,477
    RFQ
    LM5026MT/NOPB

    Datasheet

    - 16-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 2 1 8V ~ 15V 200kHz ~ 590kHz 70%, 80% No Yes - Dead Time Control, Frequency Control, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP
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