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
    SRK1000

    SRK1000

    SRK1Synrectffbaconverter

    Infineon Technologies

    2,367
    RFQ
    SRK1000

    Datasheet

    SRK1000 - - Bulk Active - - - - - - - - - - - - - - - - - -
    NCP1586DR2GH

    NCP1586DR2GH

    SWITCHING CONTROLLER, VOLTAGE-MO

    onsemi

    2,104
    RFQ
    NCP1586DR2GH

    Datasheet

    NCP1586DR2GH - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 13.2V 275kHz 75% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
    KA7553A

    KA7553A

    SWITCHING CONTROLLER, CURRENT-MO

    Fairchild Semiconductor

    2,337
    RFQ
    KA7553A

    Datasheet

    KA7553A - 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver - Positive - 1 1 8.7V ~ 30V - 46% Yes No - - -25°C ~ 85°C (TA) - - Through Hole 8-DIP
    NCV3030BDR2G

    NCV3030BDR2G

    NCV3030 - SYNCHRONOUS PWM CONTRO

    onsemi

    2,374
    RFQ
    NCV3030BDR2G

    Datasheet

    NCV3030BDR2G - 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.7V ~ 28V 2.4MHz 80% Yes No - - -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-SOIC
    NCP81273MNTXG

    NCP81273MNTXG

    NCP81273 - 2-PHASE SYNCHRONOUS B

    onsemi

    1,859
    RFQ
    NCP81273MNTXG

    Datasheet

    NCP81273MNTXG * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC2845AD

    UC2845AD

    UC2845A CURRENT MODE PWM CONTROL

    Unitrode

    1,094
    RFQ
    UC2845AD

    Datasheet

    UC2845AD - 14-SOIC (0.154", 3.90mm Width) Bulk Active - - - - - - - - - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    UC2842AD

    UC2842AD

    UC2842A CURRENT MODE PWM CONTROL

    Unitrode

    2,653
    RFQ
    UC2842AD

    Datasheet

    UC2842AD - 14-SOIC (0.154", 3.90mm Width) Bulk Active - - - - - - - - - - - - - -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    UC2844DR

    UC2844DR

    UC2844 CURRENT-MODE PWM CONTROLL

    Texas Instruments

    1,223
    RFQ
    UC2844DR

    Datasheet

    UC2844DR - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 48% No No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    UC3845D

    UC3845D

    UC3845 CURRENT MODE PWM CONTROLL

    Texas Instruments

    2,837
    RFQ
    UC3845D

    Datasheet

    UC3845D * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC3843D

    UC3843D

    UC3843 CURRENT-MODE PWM CONTROLL

    Unitrode

    1,751
    RFQ
    UC3843D

    Datasheet

    UC3843D * - Bulk Active - - - - - - - - - - - - - - - - - -
    UC3842D

    UC3842D

    UC3842 CURRENT-MODE PWM CONTROLL

    Unitrode

    1,089
    RFQ
    UC3842D

    Datasheet

    UC3842D - 14-SOIC (0.209", 5.30mm Width) Bulk Active - - - - - - - - - - - - - 0°C ~ 70°C (TA) - - Surface Mount 14-SOP
    NCP81307MNTXG

    NCP81307MNTXG

    IC VOLT REG PWM Step-Down Buck 1

    Flip Electronics

    2,952
    RFQ

    -

    NCP81307MNTXG - - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
    UC2843AQDR

    UC2843AQDR

    UC2843AQ - AUTOMOTIVE CATALOG CU

    Texas Instruments

    2,730
    RFQ
    UC2843AQDR

    Datasheet

    UC2843AQDR * - Bulk Active - - - - - - - - - - - - - - - - - -
    ADP3199JCPZ-RL

    ADP3199JCPZ-RL

    ADP3199 - SWITCHING CONTROLLER,

    Analog Devices Inc.

    1,793
    RFQ
    ADP3199JCPZ-RL

    Datasheet

    ADP3199JCPZ-RL * - Bulk Active - - - - - - - - - - - - - - - - - -
    ADP3199AJCPZ-RL

    ADP3199AJCPZ-RL

    ADP3199 - SWITCHING CONTROLLER,

    Analog Devices Inc.

    1,618
    RFQ
    ADP3199AJCPZ-RL

    Datasheet

    ADP3199AJCPZ-RL * - Bulk Active - - - - - - - - - - - - - - - - - -
    LM3475MF/NOPB

    LM3475MF/NOPB

    LM3475 HYSTERETIC PFET BUCK CONT

    National Semiconductor

    1,629
    RFQ
    LM3475MF/NOPB

    Datasheet

    LM3475MF/NOPB - SC-74A, SOT-753 Bulk Active Transistor Driver Step-Down Positive Buck 1 1 2.7V ~ 10V - 100% No No - Enable -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
    TC33063AVOATR

    TC33063AVOATR

    DC/DC CONVERTER CONTROL CIRCUIT

    Microchip Technology

    2,212
    RFQ

    -

    TC33063AVOATR * - Bulk Active - - - - - - - - - - - - - - - - - -
    TC33063AVOA

    TC33063AVOA

    DC/DC CONVERTER CONTROL CIRCUIT

    Microchip Technology

    1,251
    RFQ

    -

    TC33063AVOA * - Bulk Active - - - - - - - - - - - - - - - - - -
    R1223N202H-TR-FE

    R1223N202H-TR-FE

    R1223N - 13.2V Input PWM/VFM Ste

    Ricoh

    2,380
    RFQ
    R1223N202H-TR-FE

    Datasheet

    R1223N202H-TR-FE - SC-74A, SOT-753 Bulk Obsolete PWM Step-Down Positive Buck 1 1 2.3V ~ 13.2V 500kHz - No No - Enable -40°C ~ 85°C - - Surface Mount SOT-23-5
    UPC494C-A

    UPC494C-A

    UPC494C - DUAL OPERATIONAL AMPLI

    Renesas

    1,308
    RFQ

    -

    UPC494C-A - 16-DIP (0.300", 7.62mm) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 7V ~ 40V 1kHz ~ 300kHz 49% No Yes - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Through Hole 16-DIP
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