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
    SC2441ATETRT

    SC2441ATETRT

    IC REG CTRLR BUCK 28TSSOP

    Semtech Corporation

    2,577
    RFQ

    -

    SC2441ATETRT - 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 1.8V ~ 20V Up to 1MHz 90% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-TSSOP
    SC2608STRT

    SC2608STRT

    IC REG CTRLR BUCK 8SOIC

    Semtech Corporation

    1,809
    RFQ

    -

    SC2608STRT - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 200kHz 90% Yes No - Enable, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 8-SO
    SC2618SKTRT

    SC2618SKTRT

    IC REG CTRLR BUCK SOT23-6

    Semtech Corporation

    2,155
    RFQ
    SC2618SKTRT

    Datasheet

    SC2618SKTRT - SOT-23-6 Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 14V Up to 500kHz - Yes No - - -40°C ~ 85°C (TA) - - Surface Mount SOT-23-6
    XR77129ELB-F

    XR77129ELB-F

    IC REG CTRLR BUCK SMBUS 44TQFN

    MaxLinear, Inc.

    2,346
    RFQ
    XR77129ELB-F

    Datasheet

    XR77129ELB-F - 44-WFQFN Exposed Pad Tray Obsolete Transistor Driver Step-Down Positive Buck 4 1 6V ~ 40V 105kHz ~ 1.23MHz - Yes No I2C, SMBus Enable -40°C ~ 125°C (TJ) - - Surface Mount 44-TQFN (7x7)
    XR77128ELBMTR-F

    XR77128ELBMTR-F

    IC REG CTRLR BUCK SMBUS 44TQFN

    MaxLinear, Inc.

    2,263
    RFQ
    XR77128ELBMTR-F

    Datasheet

    XR77128ELBMTR-F - 44-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 4 1 5.5V ~ 25V 105kHz ~ 1.23MHz - Yes No I2C, SMBus Enable -40°C ~ 125°C (TJ) - - Surface Mount 44-TQFN (7x7)
    XR77129ELBTR-F

    XR77129ELBTR-F

    IC REG CTRLR BUCK SMBUS 44TQFN

    MaxLinear, Inc.

    1,280
    RFQ
    XR77129ELBTR-F

    Datasheet

    XR77129ELBTR-F - 44-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 4 1 6V ~ 40V 105kHz ~ 1.23MHz - Yes No I2C, SMBus Enable -40°C ~ 125°C (TJ) - - Surface Mount 44-TQFN (7x7)
    XR77128ELBTR-F

    XR77128ELBTR-F

    IC REG CTRLR BUCK SMBUS 44TQFN

    MaxLinear, Inc.

    2,371
    RFQ
    XR77128ELBTR-F

    Datasheet

    XR77128ELBTR-F - 44-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 4 1 5.5V ~ 25V 105kHz ~ 1.23MHz - Yes No I2C, SMBus Enable -40°C ~ 125°C (TJ) - - Surface Mount 44-TQFN (7x7)
    MAX649CSA+

    MAX649CSA+

    IC REG CTRLR BUCK 8SO

    Analog Devices Inc./Maxim Integrated

    1,175
    RFQ

    -

    MAX649CSA+ - 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4V ~ 16.5V Up to 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    XR71211EHTR-F

    XR71211EHTR-F

    IC REG CTRLR BUCK 10DFN

    MaxLinear, Inc.

    1,522
    RFQ
    XR71211EHTR-F

    Datasheet

    XR71211EHTR-F - 10-VFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 5.5V ~ 40V 100kHz ~ 800kHz - Yes No - Current Limit, Enable, On Time Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
    NCP81103BMNTXG

    NCP81103BMNTXG

    IC REG BUCK CTLR 36QFN

    onsemi

    1,087
    RFQ

    -

    NCP81103BMNTXG - 36-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 36-QFN (5x5)
    NCP81109DMNTXG

    NCP81109DMNTXG

    IC REG BUCK CTLR 48QFN

    onsemi

    1,708
    RFQ

    -

    NCP81109DMNTXG - 48-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 48-QFN (6x6)
    NCP81109FMNTXG

    NCP81109FMNTXG

    IC REG BUCK ADJUSTABLE 14A 48QFN

    onsemi

    2,280
    RFQ
    NCP81109FMNTXG

    Datasheet

    NCP81109FMNTXG - 48-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 48-QFN (6x6)
    NCP81110MNTXG

    NCP81110MNTXG

    IC REG BUCK CTLR 48QFN

    onsemi

    1,352
    RFQ

    -

    NCP81110MNTXG - - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
    NCP81116MNTXG

    NCP81116MNTXG

    IC REG BUCK CTLR 36QFN

    onsemi

    2,685
    RFQ

    -

    NCP81116MNTXG - - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
    NCP81128AMNTXG

    NCP81128AMNTXG

    IC REG BUCK CTLR DUAL 52QFN

    onsemi

    2,524
    RFQ

    -

    NCP81128AMNTXG - 52-VFQFN Exposed Pad Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - Surface Mount 52-QFN (6x6)
    NCP81147MNTXG

    NCP81147MNTXG

    IC REG CTRLR BUCK 16QFN

    onsemi

    1,565
    RFQ
    NCP81147MNTXG

    Datasheet

    NCP81147MNTXG - 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 100kHz ~ 1MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (3x3)
    LV5043NV-MPB-E

    LV5043NV-MPB-E

    IC REG CTLR BUCK PWM 30SSOP

    onsemi

    1,094
    RFQ

    -

    LV5043NV-MPB-E * - Tube Obsolete - - - - - - - - - - - - - - - - - -
    LV5052V-MPB-E

    LV5052V-MPB-E

    IC REG CTLR BUCK PWM 30SSOP

    onsemi

    1,617
    RFQ

    -

    LV5052V-MPB-E - 30-LSSOP (0.220", 5.60mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 9.4V ~ 16V 250kHz ~ 1.1MHz 82% Yes No - Current Limit, Power Good, Soft Start -20°C ~ 85°C (TA) - - Surface Mount 30-SSOP
    IR3590AMTRPBF

    IR3590AMTRPBF

    IC REG CTLR BUCK PWM 40QFN

    Infineon Technologies

    1,802
    RFQ
    IR3590AMTRPBF

    Datasheet

    IR3590AMTRPBF * - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
    MP8666DN-LF

    MP8666DN-LF

    IC REG CTRLR BUCK 8SOIC

    Monolithic Power Systems Inc.

    1,161
    RFQ
    MP8666DN-LF

    Datasheet

    MP8666DN-LF - 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 21V 600kHz 90% No Yes - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOICE
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