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
    A6727TR

    A6727TR

    IC REG CTRLR BUCK 8SOIC

    STMicroelectronics

    1,727
    RFQ
    A6727TR

    Datasheet

    A6727TR - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.1V ~ 13.2V 300kHz 80% Yes No - Enable, Phase Control -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
    UCD7231RTJT

    UCD7231RTJT

    IC REG CTRLR BUCK 20QFN

    Texas Instruments

    1,511
    RFQ
    UCD7231RTJT

    Datasheet

    UCD7231RTJT - 20-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 15V Up to 2MHz - Yes No - Current Limit -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
    MCP1651S-E/MS

    MCP1651S-E/MS

    IC REG CTRLR MULT TOPOLOGY 8MSOP

    Microchip Technology

    1,293
    RFQ
    MCP1651S-E/MS

    Datasheet

    MCP1651S-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
    LM1771USD/NOPB

    LM1771USD/NOPB

    IC REG CTRLR BUCK 6WSON

    Texas Instruments

    2,774
    RFQ
    LM1771USD/NOPB

    Datasheet

    LM1771USD/NOPB - 6-WDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 5.5V 100kHz ~ 1MHz - Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 6-WSON (3x3)
    MCP1631V-E/ML

    MCP1631V-E/ML

    IC REG CTRLR SEPIC 20QFN

    Microchip Technology

    1,229
    RFQ
    MCP1631V-E/ML

    Datasheet

    MCP1631V-E/ML - 20-VFQFN Exposed Pad Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (4x4)
    TPS51117RGYT

    TPS51117RGYT

    IC REG CTRLR BUCK 14-QFN

    Texas Instruments

    2,503
    RFQ
    TPS51117RGYT

    Datasheet

    TPS51117RGYT D-CAP™ 14-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V - - Yes No - Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 14-VQFN (3.5x3.5)
    NCP81172MNTXG

    NCP81172MNTXG

    IC REG CTRLR BUCK PSI 24QFN

    onsemi

    1,989
    RFQ
    NCP81172MNTXG

    Datasheet

    NCP81172MNTXG - 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 5.5V 200kHz ~ 800kHz 100% Yes No PSI Enable, Frequency Control, Phase Control, Power Good -40°C ~ 100°C (TA) - - Surface Mount 24-QFN (4x4)
    MCP1631T-E/ST

    MCP1631T-E/ST

    IC REG CTRLR SEPIC 20TSSOP

    Microchip Technology

    1,354
    RFQ
    MCP1631T-E/ST

    Datasheet

    MCP1631T-E/ST - 20-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3V ~ 5.5V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP
    TPS40192DRCR

    TPS40192DRCR

    IC REG CTRLR BUCK 10SON

    Texas Instruments

    1,644
    RFQ
    TPS40192DRCR

    Datasheet

    TPS40192DRCR - 10-VFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 600kHz 85% Yes No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 10-VSON (3x3)
    TPS40211QDGQRQ1

    TPS40211QDGQRQ1

    IC REG CTRLR MULT TOP 10MSOP

    Texas Instruments

    1,159
    RFQ
    TPS40211QDGQRQ1

    Datasheet

    TPS40211QDGQRQ1 - 10-PowerTFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 52V 35kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-HVSSOP
    LM5150QRUMRQ1

    LM5150QRUMRQ1

    LM5150QRUMRQ1

    Texas Instruments

    1,705
    RFQ
    LM5150QRUMRQ1

    Datasheet

    LM5150QRUMRQ1 - 16-WQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 1.5V ~ 42V 220kHz ~ 2.3MHz 91.5% No Yes - Enable, Current Limit -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 16-WQFN (4x4)
    LM5150QURUMRQ1

    LM5150QURUMRQ1

    1.5-V TO 42-V WIDE VIN, LOW IQ B

    Texas Instruments

    2,046
    RFQ
    LM5150QURUMRQ1

    Datasheet

    LM5150QURUMRQ1 - 16-WQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 1.5V ~ 42V 220kHz ~ 2.3MHz 87% No Yes - Current Limit, Enable, Frequency Control -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 16-WQFN (4x4)
    LM51501QURUMRQ1

    LM51501QURUMRQ1

    1.5-V TO 42-V WIDE VIN, LOW IQ B

    Texas Instruments

    2,115
    RFQ
    LM51501QURUMRQ1

    Datasheet

    LM51501QURUMRQ1 - 16-WQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 1.5V ~ 42V 220kHz ~ 2.3MHz 93% No Yes - Current Limit, Enable, Frequency Control, Sync -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 16-WQFN (4x4)
    UCC3800DTR

    UCC3800DTR

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    1,437
    RFQ
    UCC3800DTR

    Datasheet

    UCC3800DTR - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 6.9V ~ 12V 46kHz 99% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    TPS53219RGTT

    TPS53219RGTT

    IC REG CTRLR BUCK 16QFN

    Texas Instruments

    1,682
    RFQ
    TPS53219RGTT

    Datasheet

    TPS53219RGTT D-CAP™, Eco-Mode™ 16-VFQFN Exposed Pad Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 25V 500kHz - Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-VQFN (3x3)
    MCP1631VHV-500E/SS

    MCP1631VHV-500E/SS

    IC REG CTRLR SEPIC 20SSOP

    Microchip Technology

    1,100
    RFQ
    MCP1631VHV-500E/SS

    Datasheet

    MCP1631VHV-500E/SS - 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Sepic 1 1 3.5V ~ 16V - - No No - Enable, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 20-SSOP
    LM2727MTCX/NOPB

    LM2727MTCX/NOPB

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    1,293
    RFQ
    LM2727MTCX/NOPB

    Datasheet

    LM2727MTCX/NOPB - 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 50kHz ~ 2MHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
    LM3477MMX/NOPB

    LM3477MMX/NOPB

    IC REG CTRLR BUCK/BCK-BST 8VSSOP

    Texas Instruments

    2,088
    RFQ
    LM3477MMX/NOPB

    Datasheet

    LM3477MMX/NOPB - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) 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
    TL1451CNS

    TL1451CNS

    IC REG CTRLR BUCK/BST/FLYBK 16SO

    Texas Instruments

    1,637
    RFQ
    TL1451CNS

    Datasheet

    TL1451CNS - 16-SOIC (0.209", 5.30mm Width) Bulk Active 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-SO
    MAX16990AUBA/V+

    MAX16990AUBA/V+

    IC REG CTRLR BOOST/SEPIC 10UMAX

    Analog Devices Inc./Maxim Integrated

    2,763
    RFQ
    MAX16990AUBA/V+

    Datasheet

    MAX16990AUBA/V+ - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-uMAX-EP
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