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
    UCC25705DGKTR

    UCC25705DGKTR

    IC REG CTRLR MULT TOP 8VSSOP

    Texas Instruments

    2,751
    RFQ
    UCC25705DGKTR

    Datasheet

    UCC25705DGKTR - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.2V ~ 15V 1MHz 93% No No - Current Limit -40°C ~ 85°C (TA) - - Surface Mount 8-VSSOP
    NCV3011DTBR2G

    NCV3011DTBR2G

    IC REG CTRLR BUCK 14TSSOP

    onsemi

    2,780
    RFQ
    NCV3011DTBR2G

    Datasheet

    NCV3011DTBR2G - 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 400kHz 83% Yes Yes - Current Limit, Dead Time Control, Enable, Power Good, Power On Reset, Ramp, Slew Control, Soft Start -40°C ~ 140°C (TJ) - - Surface Mount 14-TSSOP
    ADM1051JR-REEL7

    ADM1051JR-REEL7

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc.

    2,646
    RFQ
    ADM1051JR-REEL7

    Datasheet

    ADM1051JR-REEL7 - - Bulk Obsolete - - - - - - - - - - - - - - - - - -
    UCC3581N

    UCC3581N

    IC REG CTRLR MULT TOPOLOGY 14DIP

    Texas Instruments

    1,889
    RFQ
    UCC3581N

    Datasheet

    UCC3581N - 14-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 6.8V ~ 15V Up to 100kHz 84% No Yes - Current Limit, Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Through Hole 14-PDIP
    UCC2807DTR-3

    UCC2807DTR-3

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    2,349
    RFQ
    UCC2807DTR-3

    Datasheet

    UCC2807DTR-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 4.1V ~ 13.5V 202kHz 78% No No - - -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    UCC3807D-1

    UCC3807D-1

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    1,158
    RFQ
    UCC3807D-1

    Datasheet

    UCC3807D-1 - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, SEPIC 1 1 6.9V ~ 13.5V 202kHz 78% No No - - 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UCC28084PW

    UCC28084PW

    IC REG CTRLR MULT TOP 8TSSOP

    Texas Instruments

    1,506
    RFQ
    UCC28084PW

    Datasheet

    UCC28084PW - 8-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive Half-Bridge, Push-Pull 2 1 4.1V ~ 15V 200kHz 49% Yes No - Current Limit, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
    TPS40053PWPR

    TPS40053PWPR

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    2,977
    RFQ
    TPS40053PWPR

    Datasheet

    TPS40053PWPR - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V 500kHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    MAX649CPA

    MAX649CPA

    STEP-DOWN DC-DC CONTROLLER

    Analog Devices Inc./Maxim Integrated

    1,601
    RFQ
    MAX649CPA

    Datasheet

    MAX649CPA - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 16.5V Up to 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
    ISL6439IRZ

    ISL6439IRZ

    SWITCHING CONTROLLER

    Intersil

    1,837
    RFQ
    ISL6439IRZ

    Datasheet

    ISL6439IRZ - 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 300kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
    ISL6439AIRZ

    ISL6439AIRZ

    SWITCHING CONTROLLER

    Intersil

    1,381
    RFQ
    ISL6439AIRZ

    Datasheet

    ISL6439AIRZ - 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
    ISL6558IB

    ISL6558IB

    SWITCHING CONTROLLER

    Intersil

    2,238
    RFQ
    ISL6558IB

    Datasheet

    ISL6558IB - 16-SOIC (0.154", 3.90mm Width) Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1.5MHz 75% - No - Enable, Frequency Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    LM5035AMH-1/NOPB

    LM5035AMH-1/NOPB

    SWITCHING CONTROLLER, VOLTAGE-MO

    National Semiconductor

    2,123
    RFQ
    LM5035AMH-1/NOPB

    Datasheet

    LM5035AMH-1/NOPB - 28-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 1 1 13V ~ 105V 200kHz, 500kHz - Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-HTSSOP
    TPS40195RGYR

    TPS40195RGYR

    IC REG CTRLR BUCK 16VQFN

    Texas Instruments

    2,824
    RFQ
    TPS40195RGYR

    Datasheet

    TPS40195RGYR - 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 20V 100kHz ~ 600kHz 85% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-VQFN (4x3.5)
    ISL6268CAZ

    ISL6268CAZ

    SWITCHING CONTROLLER

    Intersil

    2,827
    RFQ
    ISL6268CAZ

    Datasheet

    ISL6268CAZ Robust Ripple Regulator™ (R3) 16-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 7V ~ 25V 200kHz ~ 600kHz - Yes No - Enable, Frequency Control, Phase Control, Power Good -10°C ~ 100°C (TA) - - Surface Mount 16-QSOP
    TL5001AQDRG4

    TL5001AQDRG4

    IC REG CTRLR BCK/BST/FLYBK 8SOIC

    Texas Instruments

    2,663
    RFQ
    TL5001AQDRG4

    Datasheet

    TL5001AQDRG4 - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 3.6V ~ 40V 20kHz ~ 500kHz 100% No No - Dead Time Control, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
    UCC3580DTR-3

    UCC3580DTR-3

    IC REG CTRLR FWRD CONV 16SOIC

    Texas Instruments

    1,833
    RFQ
    UCC3580DTR-3

    Datasheet

    UCC3580DTR-3 - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive or Negative Forward Converter 2 1 8.5V ~ 16V 400kHz 66% No No - Enable, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
    UCC3803D

    UCC3803D

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    2,019
    RFQ
    UCC3803D

    Datasheet

    UCC3803D - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 99% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    UCC3801D

    UCC3801D

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Texas Instruments

    1,596
    RFQ
    UCC3801D

    Datasheet

    UCC3801D - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 7.4V ~ 12V 46kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    TL1451ACDR

    TL1451ACDR

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    2,764
    RFQ
    TL1451ACDR

    Datasheet

    TL1451ACDR - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) 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-SOIC
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