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
    ISL6401IRZ

    ISL6401IRZ

    SWITCHING CONTROLLER

    Intersil

    2,139
    RFQ
    ISL6401IRZ

    Datasheet

    ISL6401IRZ - 16-VQFN Exposed Pad Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
    TL2842BDR

    TL2842BDR

    IC REG CTRLR BST FLYBK CM 14SOIC

    Texas Instruments

    1,955
    RFQ
    TL2842BDR

    Datasheet

    TL2842BDR - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    NCP1378PG

    NCP1378PG

    IC REG CTRLR FLYBACK 7DIP

    onsemi

    2,279
    RFQ
    NCP1378PG

    Datasheet

    NCP1378PG - 8-DIP (0.300", 7.62mm), 7 Leads Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Flyback 1 1 8.4V ~ 18V - - No No - Current Limit 0°C ~ 125°C (TJ) - - Through Hole 7-PDIP
    MAX5021EUA+

    MAX5021EUA+

    IC REG CTRLR MULT TOPOLOGY 8UMAX

    Analog Devices Inc./Maxim Integrated

    2,530
    RFQ
    MAX5021EUA+

    Datasheet

    MAX5021EUA+ - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 11V ~ 28V 262kHz 50% No No - - -40°C ~ 85°C (TA) - - Surface Mount 8-uMAX/uSOP
    ISL6729IU

    ISL6729IU

    SWITCHING REGULATOR

    Intersil

    2,810
    RFQ
    ISL6729IU

    Datasheet

    ISL6729IU - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 4.75V ~ 5.25V Up to 1MHz 99% Yes No - - -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
    ISL6729IU-T

    ISL6729IU-T

    SWITCHING REGULATOR

    Intersil

    1,539
    RFQ
    ISL6729IU-T

    Datasheet

    ISL6729IU-T - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 4.75V ~ 5.25V Up to 1MHz 99% Yes No - - -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
    S-8356M33MC-MEST2G

    S-8356M33MC-MEST2G

    IC REG CTRLR BOOST SOT23-5

    ABLIC Inc.

    2,029
    RFQ
    S-8356M33MC-MEST2G

    Datasheet

    S-8356M33MC-MEST2G - SC-74A, SOT-753 Tape & Reel (TR) Not For New Designs Transistor Driver Step-Up Positive Boost 1 1 0.9V ~ 10V 300kHz 85% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
    TL2843DR

    TL2843DR

    IC REG CTRLR MULT TOP 14SOIC

    Texas Instruments

    2,526
    RFQ
    TL2843DR

    Datasheet

    TL2843DR - 14-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 -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    UC3844D

    UC3844D

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    1,622
    RFQ
    UC3844D

    Datasheet

    UC3844D - 14-SOIC (0.209", 5.30mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Buck-Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 14-SOP
    TL3843DR

    TL3843DR

    IC REG CTRLR MULT TOP 14SOIC

    Texas Instruments

    1,374
    RFQ
    TL3843DR

    Datasheet

    TL3843DR - 14-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 14-SOIC
    UC3843D

    UC3843D

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    2,844
    RFQ
    UC3843D

    Datasheet

    UC3843D - 14-SOIC (0.209", 5.30mm Width) Tube Obsolete - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOP
    UC3845D

    UC3845D

    SWITCHING CONTROLLER

    Fairchild Semiconductor

    1,336
    RFQ
    UC3845D

    Datasheet

    UC3845D - 14-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
    TL594CNG

    TL594CNG

    IC REG CTRLR BCK/PUSH-PULL 16DIP

    onsemi

    2,832
    RFQ
    TL594CNG

    Datasheet

    TL594CNG SWITCHMODE™ 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Push-Pull 2 1 7V ~ 40V 300kHz 96% Yes No - Dead Time Control, Frequency Control -40°C ~ 85°C (TA) - - Through Hole 16-PDIP
    NCV3012DTBR2G

    NCV3012DTBR2G

    IC REG CTRLR BUCK 14TSSOP

    onsemi

    1,390
    RFQ
    NCV3012DTBR2G

    Datasheet

    NCV3012DTBR2G - 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 75kHz 86% Yes Yes - Enable, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
    ISL6439AIR-T

    ISL6439AIR-T

    SWITCHING CONTROLLER

    Intersil

    1,213
    RFQ
    ISL6439AIR-T

    Datasheet

    ISL6439AIR-T - 16-VQFN Exposed Pad Bulk 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)
    CS3844GD8

    CS3844GD8

    SWITCHING CONTROLLER

    onsemi

    2,739
    RFQ
    CS3844GD8

    Datasheet

    CS3844GD8 * - Bulk Active - - - - - - - - - - - - - - - - - -
    TL2844BP

    TL2844BP

    IC REG CTRLR BST FLYBK PWM 8-DIP

    Texas Instruments

    1,290
    RFQ
    TL2844BP

    Datasheet

    TL2844BP - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
    ISL6439IR-T

    ISL6439IR-T

    SWITCHING CONTROLLER

    Intersil

    2,916
    RFQ
    ISL6439IR-T

    Datasheet

    ISL6439IR-T - 16-VQFN Exposed Pad Bulk 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)
    UC2845AQ

    UC2845AQ

    SWITCHING CONTROLLER

    Texas Instruments

    1,948
    RFQ
    UC2845AQ

    Datasheet

    UC2845AQ - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 48% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 14-SOIC
    UC2843AQ

    UC2843AQ

    1A, 500KHZ BIPOLAR, PQCC20

    Unitrode

    1,833
    RFQ
    UC2843AQ

    Datasheet

    UC2843AQ - 20-LCC (J-Lead) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 96% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 20-PLCC (9x9)
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