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    KATY Electronic Technology Co., LTD KATY Electronic Technology Co., LTD

    DC DC Switching Controllers

    制造商 Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Qualification Voltage - Supply (Vcc/Vdd) Frequency - Switching Output Configuration Duty Cycle (Max) Synchronous Rectifier Grade Clock Sync Mounting Style Operating Temperature Serial Interfaces Control Features Supplier Device Package





















































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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    Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Output Type Function Topology Number of Outputs Output Phases Qualification Voltage - Supply (Vcc/Vdd) Frequency - Switching Output Configuration Duty Cycle (Max) Synchronous Rectifier Grade Clock Sync Mounting Style Operating Temperature Serial Interfaces Control Features Supplier Device Package
    MCP16361T-E/NMX

    MCP16361T-E/NMX

    IC BUCK CONVERTER 48V 2MHZ

    Microchip Technology

    1,640
    RFQ

    -

    - 8-VDFN Exposed Pad Tape & Reel (TR) Active Adjustable Step-Down Buck 1 - - 4V ~ 48V 2.2MHz Positive 87% No - No Surface Mount, Wettable Flank -40°C ~ 125°C (TJ) - Enable 8-VDFN (3x3)
    LM25085MYE/NOPB

    LM25085MYE/NOPB

    IC REG CTRLR BUCK 8MSOP

    Texas Instruments

    904
    RFQ
    LM25085MYE/NOPB

    Datasheet

    - 8-PowerTSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 4.5V ~ 42V Up to 1MHz Positive 100% No - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Frequency Control 8-HVSSOP
    LM25085MME/NOPB

    LM25085MME/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    875
    RFQ
    LM25085MME/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 4.5V ~ 42V Up to 1MHz Positive 100% No - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Frequency Control 8-VSSOP
    TL1451ACNS

    TL1451ACNS

    IC REG CTRLR BUCK/BST/FLYBK 16SO

    Texas Instruments

    390
    RFQ
    TL1451ACNS

    Datasheet

    - 16-SOIC (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Buck, Boost, Flyback 2 1 - 3.6V ~ 50V 1kHz ~ 500kHz Positive - No - No Surface Mount -20°C ~ 85°C (TA) - Frequency Control 16-SO
    LM2743MTCX/NOPB

    LM2743MTCX/NOPB

    IC REG CTRLR BUCK 14TSSOP

    Texas Instruments

    8,982
    RFQ
    LM2743MTCX/NOPB

    Datasheet

    - 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 3V ~ 6V 50kHz ~ 1MHz Positive 80% Yes - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking 14-TSSOP
    NCV3843BVDR2G

    NCV3843BVDR2G

    IC REG CTRLR FLYBACK 14SOIC

    onsemi

    6,667
    RFQ
    NCV3843BVDR2G

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Flyback 1 1 AEC-Q100 7.6V ~ 30V 500kHz Positive, Isolation Capable 96% No Automotive No Surface Mount -40°C ~ 125°C (TJ) - Frequency Control 14-SOIC
    NCV494BDR2G

    NCV494BDR2G

    IC REG CTRLR BCK/PSH-PULL 16SOIC

    onsemi

    4,889
    RFQ
    NCV494BDR2G

    Datasheet

    SWITCHMODE™ 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Buck, Push-Pull 1 1 - 7V ~ 40V 40kHz Positive 48% Yes - No Surface Mount -40°C ~ 125°C (TJ) - Dead Time Control, Frequency Control 16-SOIC
    LM34966QPWPRQ1

    LM34966QPWPRQ1

    500KHZ WIDE VIN NON-SYNCHRONOUS

    Texas Instruments

    6,669
    RFQ
    LM34966QPWPRQ1

    Datasheet

    - 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Boost, Flyback, SEPIC 1 1 AEC-Q100 2.97V ~ 40V 100kHz ~ 500kHz Positive 93% No Automotive No Surface Mount -40°C ~ 125°C - Current Limit, Enable, Frequency Control, Power Good, Soft Start 14-HTSSOP
    TPS40200QDRQ1

    TPS40200QDRQ1

    IC REG CTRLR BUCK 8SOIC

    Texas Instruments

    4,612
    RFQ
    TPS40200QDRQ1

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 AEC-Q100 4.5V ~ 52V 35kHz ~ 500kHz Positive 95% No Automotive No Surface Mount -40°C ~ 125°C (TJ) - Frequency Control, Soft Start 8-SOIC
    TPS53819ARGTR

    TPS53819ARGTR

    IC REG CTRLR BUCK PMBUS 16QFN

    Texas Instruments

    4,796
    RFQ
    TPS53819ARGTR

    Datasheet

    D-CAP2™, Eco-Mode™ 16-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 3V ~ 28V Selectable Positive 90% Yes - No Surface Mount -40°C ~ 85°C (TA) PMBus Enable, Power Good 16-VQFN (3x3)
    MCP1631HV-500E/ST

    MCP1631HV-500E/ST

    IC REG CTRLR SEPIC 20TSSOP

    Microchip Technology

    197
    RFQ
    MCP1631HV-500E/ST

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Up/Step-Down Sepic 1 1 - 3.5V ~ 16V - Positive - No - No Surface Mount -40°C ~ 125°C (TJ) - Enable, Frequency Control, Ramp 20-TSSOP
    NCP81270CMNTXG

    NCP81270CMNTXG

    NCP81270CMNTXG

    onsemi

    2,785
    RFQ

    -

    - 20-VFQFN Exposed Pad Tape & Reel (TR) Active - - - 1 1 - 4.5V ~ 21V 600kHz Positive - No - No Surface Mount - - - 20-QFN (4x4)
    LM25085ASD/NOPB

    LM25085ASD/NOPB

    IC REG CTRLR BUCK 8WSON

    Texas Instruments

    3,282
    RFQ
    LM25085ASD/NOPB

    Datasheet

    - 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 4.5V ~ 42V Up to 1MHz Positive 100% No - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Frequency Control 8-WSON (3x3)
    L5991AD13TR

    L5991AD13TR

    IC REG CTRLR FLYBACK 16SOIC

    STMicroelectronics

    2,283
    RFQ
    L5991AD13TR

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Flyback 1 1 - 7.6V ~ 20V Up to 1MHz Positive, Isolation Capable 93% Yes - No Surface Mount -40°C ~ 150°C (TJ) - Current Limit, Frequency Control, Soft Start 16-SO
    LM25085AMM/NOPB

    LM25085AMM/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    1,074
    RFQ
    LM25085AMM/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 4.5V ~ 42V Up to 1MHz Positive 100% No - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Frequency Control 8-VSSOP
    LM25085AMME/NOPB

    LM25085AMME/NOPB

    IC REG CTRLR BUCK 8VSSOP

    Texas Instruments

    253
    RFQ
    LM25085AMME/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 4.5V ~ 42V Up to 1MHz Positive 100% No - No Surface Mount -40°C ~ 125°C (TJ) - Current Limit, Frequency Control 8-VSSOP
    TPS40345DRCT

    TPS40345DRCT

    DC/DC CONTROLLER

    Texas Instruments

    441
    RFQ
    TPS40345DRCT

    Datasheet

    - 10-VFDFN Exposed Pad Tape & Reel (TR) Active PWM Step-Down Buck 1 1 - 3V ~ 20V 600kHz Positive 90% Yes - No Surface Mount -20°C ~ 85°C - Enable, Power Good, Soft Start 10-VSON (3x3)
    RT8237EZQW(2)

    RT8237EZQW(2)

    HIGH EFFICIENCY SINGLE SYNCHRO

    Richtek USA Inc.

    643
    RFQ
    RT8237EZQW(2)

    Datasheet

    - 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 2.7V ~ 26V 290kHz ~ 430kHz Positive - Yes - No Surface Mount -40°C ~ 85°C (TA) - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start 10-WDFN (3x3)
    TPS51219RTER

    TPS51219RTER

    IC REG CTRLR BUCK 16WQFN

    Texas Instruments

    13,907
    RFQ
    TPS51219RTER

    Datasheet

    D-CAP™, D-CAP2™ 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Buck 1 1 - 3V ~ 28V - Positive - Yes - No Surface Mount -40°C ~ 85°C (TA) - Enable, Power Good 16-WQFN (3x3)
    TLE83862ELXUMA1

    TLE83862ELXUMA1

    IC REG CTRLR BOOST 14-SSOP

    Infineon Technologies

    6,992
    RFQ
    TLE83862ELXUMA1

    Datasheet

    - 14-LSSOP (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Boost 1 1 - 4.75V ~ 45V 100kHz ~ 700kHz Positive 93% No - Yes Surface Mount -40°C ~ 150°C (TJ) - Enable, Frequency Control, Soft Start PG-SSOP-14-EP
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