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    DC DC Switching Controllers

    制造商 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 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
    ISL8121IRZ-T

    ISL8121IRZ-T

    IC REG CTRLR BUCK 24QFN

    Renesas Electronics Corporation

    2,236
    RFQ
    ISL8121IRZ-T

    Datasheet

    - 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.9V ~ 5.5V 150kHz ~ 2MHz 66% Yes No - Current Limit, Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
    MIC38HC45YM-TR

    MIC38HC45YM-TR

    IC REG CTRLR MULT TOPOLOGY 8SOIC

    Microchip Technology

    3,932
    RFQ
    MIC38HC45YM-TR

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    UCC3805N

    UCC3805N

    IC REG CTRLR MULT TOPOLOGY 8DIP

    Texas Instruments

    4,950
    RFQ
    UCC3805N

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 49% No No - Frequency Control 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
    MAX8545EUB+T

    MAX8545EUB+T

    IC REG CTRLR BUCK 10UMAX

    Analog Devices Inc./Maxim Integrated

    4,953
    RFQ
    MAX8545EUB+T

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.7V ~ 28V 300kHz 86% Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
    MAX17690ATE/V+T

    MAX17690ATE/V+T

    60V, NO-OPTO ISOLATED FLYBACK CO

    Analog Devices Inc./Maxim Integrated

    4,913
    RFQ

    -

    - 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 4.5V ~ 60V 50kHz ~ 250kHz 69% No No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TA) - - Surface Mount 16-TQFN (3x3)
    ISL6269BCRZ

    ISL6269BCRZ

    IC REG CTRLR BUCK 16QFN

    Renesas Electronics Corporation

    4,707
    RFQ
    ISL6269BCRZ

    Datasheet

    Robust Ripple Regulator™ (R3) 16-VQFN Exposed Pad Tray Active Transistor Driver Step-Down Positive Buck 1 1 5V ~ 25V 200kHz ~ 600kHz - Yes No - Enable, Frequency Control, Phase Control, Power Good -10°C ~ 100°C (TA) - - Surface Mount 16-QFN (4x4)
    MAX5053AEUA+T

    MAX5053AEUA+T

    IC REG CTRLR BOOST 8UMAX

    Analog Devices Inc./Maxim Integrated

    3,796
    RFQ
    MAX5053AEUA+T

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive, Isolation Capable Boost 1 1 10.8V ~ 24V 262kHz 50% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-uMAX/uSOP
    L6725ATR

    L6725ATR

    IC REG CTRLR BUCK 16SOIC

    STMicroelectronics

    2,861
    RFQ
    L6725ATR

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 250kHz, 500kHz 100% Yes Yes - Current Limit, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SO
    LTC3805IDD#TRPBF

    LTC3805IDD#TRPBF

    IC REG CTRLR FLYBACK 10DFN

    Analog Devices Inc.

    3,915
    RFQ
    LTC3805IDD#TRPBF

    Datasheet

    - 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 3.95V ~ 9.5V 70kHz ~ 700kHz 80% No Yes - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
    RT8101AGS

    RT8101AGS

    IC REG CTRLR BUCK 8SOP

    Richtek USA Inc.

    2,994
    RFQ

    -

    - 8-SOIC (0.154", 3.90mm Width) Cut Tape (CT) Active Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 600kHz 100% Yes No - Phase Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOP
    MP8352DL-LF-Z

    MP8352DL-LF-Z

    IC REG CTRLR BUCK 14WDFN

    Monolithic Power Systems Inc.

    4,225
    RFQ
    MP8352DL-LF-Z

    Datasheet

    - 14-VFDFN Exposed Pad Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 600kHz 90% No Yes - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 14-QFN (3x4)
    TPS40071PWPRG4

    TPS40071PWPRG4

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    4,142
    RFQ
    TPS40071PWPRG4

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V Up to 1MHz 93% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    RT8209BGQW

    RT8209BGQW

    IC REG CTRLR BUCK 14WQFN

    Richtek USA Inc.

    3,033
    RFQ

    -

    - 14-PowerWFQFN Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V - - Yes No - Current Limit, Enable, On Time Control, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 14-WQFN (3.5x3.5)
    EL7512CY-T7

    EL7512CY-T7

    IC REG CTRLR BOOST 10MSOP

    Renesas Electronics Corporation

    3,739
    RFQ
    EL7512CY-T7

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up Positive Boost 1 1 2V ~ 12V 530kHz ~ 1.2MHz 90% No No - Enable, Frequency Control, Low Battery, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP
    EL7512CYZ-T7

    EL7512CYZ-T7

    IC REG CTRLR BOOST 10MSOP

    Renesas Electronics Corporation

    4,599
    RFQ
    EL7512CYZ-T7

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up Positive Boost 1 1 2V ~ 12V 530kHz ~ 1.2MHz 90% No No - Enable, Frequency Control, Low Battery, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP
    ISL6269BIRZ-T

    ISL6269BIRZ-T

    IC REG CTRLR BUCK 16QFN

    Renesas Electronics Corporation

    3,776
    RFQ
    ISL6269BIRZ-T

    Datasheet

    Robust Ripple Regulator™ (R3) 16-VQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 5V ~ 25V 200kHz ~ 600kHz - Yes No - Enable, Frequency Control, Phase Control, Power Good -40°C ~ 100°C (TA) - - Surface Mount 16-QFN (4x4)
    UC28025DWG4

    UC28025DWG4

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    3,083
    RFQ
    UC28025DWG4

    Datasheet

    - 16-SOIC (0.295", 7.50mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 2 9V ~ 30V 340kHz ~ 460kHz 45% Yes No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-SOIC
    UC2825QTRG3

    UC2825QTRG3

    IC REG CTRLR MULT TOP 20PLCC

    Texas Instruments

    2,088
    RFQ
    UC2825QTRG3

    Datasheet

    - 20-LCC (J-Lead) Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-PLCC (9x9)
    MIC2168AYMM

    MIC2168AYMM

    IC REG CTRLR BUCK 10MSOP

    Microchip Technology

    2,192
    RFQ
    MIC2168AYMM

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 14.5V 1MHz 90% Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
    MIC2168AYMM-TR

    MIC2168AYMM-TR

    IC REG CTRLR BUCK 10MSOP

    Microchip Technology

    2,698
    RFQ
    MIC2168AYMM-TR

    Datasheet

    - 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 14.5V 1MHz 90% Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
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