Available 24/7 at SENICO ELECTRONICS INTL CO., LIMITED
    SENICO ELECTRONICS INTL CO., LIMITED

    DC DC Switching Controllers

    Manufacturer 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 RoHs 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
    UC2825N

    UC2825N

    IC REG CTRLR MULT TOPOLOGY 16DIP

    Texas Instruments

    1,546
    RFQ
    UC2825N

    Datasheet

    UC2825N - 16-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    UCC28950PW

    UCC28950PW

    IC REG CTRLR FULL-BRIDGE 24TSSOP

    Texas Instruments

    2,128
    RFQ
    UCC28950PW

    Datasheet

    UCC28950PW - 24-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge 6 1 8V ~ 17V 50kHz ~ 1MHz 95% Yes Yes - Dead Time Control, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-TSSOP
    LT1243CN8#PBF

    LT1243CN8#PBF

    IC REG CTRLR BUCK 8DIP

    Analog Devices Inc.

    1,080
    RFQ
    LT1243CN8#PBF

    Datasheet

    LT1243CN8#PBF - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down Positive, Isolation Capable Buck 1 1 8.2V ~ 25V 500kHz 96% No No - Frequency Control 0°C ~ 100°C (TJ) - - Through Hole 8-PDIP
    LTC1871IMS-1#PBF

    LTC1871IMS-1#PBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    1,780
    RFQ
    LTC1871IMS-1#PBF

    Datasheet

    LTC1871IMS-1#PBF - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
    LTC1871IMS#PBF

    LTC1871IMS#PBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    2,658
    RFQ
    LTC1871IMS#PBF

    Datasheet

    LTC1871IMS#PBF - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
    LTC3862EGN#PBF

    LTC3862EGN#PBF

    IC REG CTRLR BOOST/SEPIC 24SSOP

    Analog Devices Inc.

    1,107
    RFQ
    LTC3862EGN#PBF

    Datasheet

    LTC3862EGN#PBF - 24-SSOP (0.154", 3.90mm Width) Tube 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-SSOP
    LT3752HFE#PBF

    LT3752HFE#PBF

    IC REG CTRLR FWRD CONV 38TSSOP

    Analog Devices Inc.

    2,247
    RFQ
    LT3752HFE#PBF

    Datasheet

    LT3752HFE#PBF - 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.5V ~ 100V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3729EG#PBF

    LTC3729EG#PBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    2,990
    RFQ
    LTC3729EG#PBF

    Datasheet

    LTC3729EG#PBF PolyPhase® 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
    LTC1149CS#PBF

    LTC1149CS#PBF

    IC REG CTRLR BUCK 16SOIC

    Analog Devices Inc.

    1,366
    RFQ
    LTC1149CS#PBF

    Datasheet

    LTC1149CS#PBF - 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 Up to 48V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
    LT3757AMPMSE#PBF

    LT3757AMPMSE#PBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    2,543
    RFQ
    LT3757AMPMSE#PBF

    Datasheet

    LT3757AMPMSE#PBF - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
    LT3758MPMSE#PBF

    LT3758MPMSE#PBF

    IC REG CTRLR MULT TOP 10MSOP

    Analog Devices Inc.

    1,775
    RFQ
    LT3758MPMSE#PBF

    Datasheet

    LT3758MPMSE#PBF - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube 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 -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
    TL3843DR-8

    TL3843DR-8

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    2,087
    RFQ
    TL3843DR-8

    Datasheet

    TL3843DR-8 - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UCC38C40DR

    UCC38C40DR

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    2,111
    RFQ
    UCC38C40DR

    Datasheet

    UCC38C40DR - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-SOIC
    UCC28C41DR

    UCC28C41DR

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    1,294
    RFQ
    UCC28C41DR

    Datasheet

    UCC28C41DR - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 48% No No - Frequency Control -40°C ~ 105°C (TJ) - - Surface Mount 8-SOIC
    RN5RK501B-TR-FE

    RN5RK501B-TR-FE

    DCDC CONVERTER 8V INPUT VFM STEP

    Nisshinbo Micro Devices Inc.

    2,897
    RFQ
    RN5RK501B-TR-FE

    Datasheet

    RN5RK501B-TR-FE - SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 8V 100kHz 55% No No - Enable -40°C ~ 85°C - - Surface Mount SOT-23-5
    MIC38C45YM

    MIC38C45YM

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Microchip Technology

    1,839
    RFQ
    MIC38C45YM

    Datasheet

    MIC38C45YM - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    MCP1630V-E/MS

    MCP1630V-E/MS

    IC REG CTRLR MULT TOPOLOGY 8MSOP

    Microchip Technology

    1,348
    RFQ
    MCP1630V-E/MS

    Datasheet

    MCP1630V-E/MS - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Buck-Boost, Flyback, SEPIC 1 1 3V ~ 5.5V - - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
    LM25085SDE/NOPB

    LM25085SDE/NOPB

    IC REG CTRLR BUCK 8WSON

    Texas Instruments

    2,066
    RFQ
    LM25085SDE/NOPB

    Datasheet

    LM25085SDE/NOPB - 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-WSON (3x3)
    UCC3813DTR-3

    UCC3813DTR-3

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    1,362
    RFQ
    UCC3813DTR-3

    Datasheet

    UCC3813DTR-3 - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 99% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    MCP1652S-E/MS

    MCP1652S-E/MS

    IC REG CTRLR MULT TOPOLOGY 8MSOP

    Microchip Technology

    1,453
    RFQ
    MCP1652S-E/MS

    Datasheet

    MCP1652S-E/MS - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube 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
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