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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
    LM3477AMMX

    LM3477AMMX

    IC REG CTRLR BUCK/BCK-BST 8VSSOP

    Texas Instruments

    4,451
    RFQ
    LM3477AMMX

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete 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
    LM2745MTC

    LM2745MTC

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    2,062
    RFQ
    LM2745MTC

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete 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
    LM2747MTC

    LM2747MTC

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    3,962
    RFQ
    LM2747MTC

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete 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
    LM2748MTC

    LM2748MTC

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    2,619
    RFQ
    LM2748MTC

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube Obsolete 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
    UCC2891DRG4

    UCC2891DRG4

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    2,214
    RFQ
    UCC2891DRG4

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 8.5V ~ 16V 250kHz 70% No Yes - Current Limit, Enable, On Time Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    UCC2892DR

    UCC2892DR

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    4,211
    RFQ
    UCC2892DR

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 8.5V ~ 16V 250kHz 70% No Yes - Current Limit, Enable, On Time Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    MCP1650ST-E/MS

    MCP1650ST-E/MS

    IC REG CTRLR MULT TOPOLOGY 8MSOP

    Microchip Technology

    3,412
    RFQ
    MCP1650ST-E/MS

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.7V ~ 5.5V 750kHz 80% No No - Current Limit, Enable, Low Battery, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
    SC1176ASWTRT

    SC1176ASWTRT

    IC REG CTRLR BUCK 20SOIC

    Semtech Corporation

    2,428
    RFQ
    SC1176ASWTRT

    Datasheet

    - 20-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.2V ~ 15V 300kHz 95% Yes No - Enable, Power Good, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SOIC
    NCP1589BMNTXG

    NCP1589BMNTXG

    IC REG CTRLR BUCK 10DFN

    onsemi

    2,904
    RFQ
    NCP1589BMNTXG

    Datasheet

    - 10-VFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 600kHz 75% Yes No - Enable, Power Good 0°C ~ 70°C (TA) - - Surface Mount 10-DFN (3x3)
    MIC38HC43BM

    MIC38HC43BM

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Microchip Technology

    2,238
    RFQ
    MIC38HC43BM

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    MIC38HC45BM

    MIC38HC45BM

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Microchip Technology

    3,476
    RFQ
    MIC38HC45BM

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Bulk Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    S-8533A55AFT-TB-U

    S-8533A55AFT-TB-U

    IC REG CTRLR BUCK 8TSSOP

    ABLIC Inc.

    2,667
    RFQ
    S-8533A55AFT-TB-U

    Datasheet

    - 8-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.7V ~ 16V 300kHz 100% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
    UC3525AQTRG3

    UC3525AQTRG3

    IC REG CTRLR MULT TOP 20PLCC

    Texas Instruments

    3,909
    RFQ
    UC3525AQTRG3

    Datasheet

    - 20-LCC (J-Lead) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
    UC2842DW

    UC2842DW

    IC PWM BOOST FLYBACK CM 16SOIC

    Texas Instruments

    3,543
    RFQ
    UC2842DW

    Datasheet

    UC284x 16-SOIC (0.295", 7.50mm Width) Tube Obsolete - - - - - - - - - - - - - -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    MAX5094AAUA+T

    MAX5094AAUA+T

    IC REG CTRLR MULT TOPOLOGY 8UMAX

    Analog Devices Inc./Maxim Integrated

    3,989
    RFQ
    MAX5094AAUA+T

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 7.6V ~ 30V 20kHz ~ 1MHz 96% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-uMAX/uSOP
    MAX5094DAUA+T

    MAX5094DAUA+T

    IC REG CTRLR MULT TOPOLOGY 8UMAX

    Analog Devices Inc./Maxim Integrated

    4,314
    RFQ
    MAX5094DAUA+T

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 7.6V ~ 30V 10kHz ~ 500kHz 49.8% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-uMAX/uSOP
    LM2748MTC/NOPB

    LM2748MTC/NOPB

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    4,602
    RFQ
    LM2748MTC/NOPB

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube 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
    LM2747MTC/NOPB

    LM2747MTC/NOPB

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    2,069
    RFQ
    LM2747MTC/NOPB

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tube 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
    SP6132HEU-L/TR

    SP6132HEU-L/TR

    IC REG CTRLR BUCK 10MSOP

    MaxLinear, Inc.

    3,540
    RFQ
    SP6132HEU-L/TR

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V 300kHz 100% Yes No - Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP
    UCC2813DTR-1G4

    UCC2813DTR-1G4

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    3,493
    RFQ
    UCC2813DTR-1G4

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V - 49% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
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