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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
    LTC3896IFE

    LTC3896IFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,371
    RFQ
    LTC3896IFE

    Datasheet

    - 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Obsolete Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 4V ~ 140V 50kHz ~ 900kHz 99% No No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3897EFE

    LTC3897EFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,110
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3897HFE

    LTC3897HFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    4,439
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3897IFE

    LTC3897IFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    4,864
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3899EFE

    LTC3899EFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,999
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3899HFE

    LTC3899HFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    4,405
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3899IFE

    LTC3899IFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,026
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC3899MPFE

    LTC3899MPFE

    IC POWER MANAGEMENT

    Analog Devices Inc.

    3,920
    RFQ

    -

    - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck, Buck-Boost 3 2 4.5V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 100% Yes No - Enable, Frequency Control, Soft Start, Tracking -55°C ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
    LTC7851EUHH

    LTC7851EUHH

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,518
    RFQ

    -

    - 58-WFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C - - Surface Mount 58-QFN (5x9)
    LTC7851EUHH-1

    LTC7851EUHH-1

    IC POWER MANAGEMENT

    Analog Devices Inc.

    4,833
    RFQ

    -

    - 58-WFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C - - Surface Mount 58-QFN (5x9)
    LTC7851IUHH

    LTC7851IUHH

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,607
    RFQ

    -

    - 58-WFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C - - Surface Mount 58-QFN (5x9)
    LTC7851IUHH-1

    LTC7851IUHH-1

    IC POWER MANAGEMENT

    Analog Devices Inc.

    2,537
    RFQ

    -

    - 58-WFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C - - Surface Mount 58-QFN (5x9)
    R7521GN

    R7521GN

    IC REGULATOR DIP

    Richtek USA Inc.

    2,867
    RFQ
    R7521GN

    Datasheet

    - 16-DIP (0.300", 7.62mm) Tube Obsolete PWM - Positive Half-Bridge, Push-Pull 4 - 4V ~ 6V 60kHz 46% No No - Enable, Power Good -40°C ~ 85°C (TA) - - Through Hole 16-DIP
    R7521GS

    R7521GS

    IC REGULATOR SOIC

    Richtek USA Inc.

    4,723
    RFQ
    R7521GS

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Tube Obsolete PWM - Positive Half-Bridge, Push-Pull 4 - 4V ~ 6V 60kHz 46% No No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-SOP
    ISL81601FRZ-T7A

    ISL81601FRZ-T7A

    SWITCH SYNCH BUCK-BOOST PWM

    Renesas Electronics Corporation

    4,014
    RFQ
    ISL81601FRZ-T7A

    Datasheet

    - 32-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 60V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 32-QFN (5x5)
    MAX771C/D

    MAX771C/D

    IC SUPERVISOR

    Analog Devices Inc./Maxim Integrated

    3,900
    RFQ
    MAX771C/D

    Datasheet

    - Die Bulk Obsolete Transistor Driver Step-Up Positive Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - - Dice
    MAX20098ATE/V+

    MAX20098ATE/V+

    IC REGULATOR

    Analog Devices Inc./Maxim Integrated

    2,456
    RFQ
    MAX20098ATE/V+

    Datasheet

    - 16-TQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 - 3.5V ~ 42V 2.2MHz 99% Yes Yes - Power Good -40°C ~ 125°C Automotive AEC-Q100 Surface Mount -
    RT8274GSP

    RT8274GSP

    RT8274GSP

    Richtek USA Inc.

    4,584
    RFQ

    -

    - 8-SOIC (0.154", 3.90mm Width) Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 24V 400kHz 90% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SOP-EP
    RT9248APC

    RT9248APC

    REGULATOR

    Richtek USA Inc.

    4,551
    RFQ
    RT9248APC

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete PWM Step-Down Positive Buck 3 3 4.5V ~ 5.5V 50kHz ~ 400kHz - Yes No - Power Good 0°C ~ 70°C (TA) - - Surface Mount 28-TSSOP
    ISL68300IRAZ-T7A

    ISL68300IRAZ-T7A

    SNGL PH DIG DC/DC CONT W/INTEG D

    Renesas Electronics Corporation

    4,000
    RFQ
    ISL68300IRAZ-T7A

    Datasheet

    - 24-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Step-Down Positive Buck 1 1 4.75V ~ 16V, 4.5V ~ 5.5V 200kHz ~ 1MHz - No Yes I2C, PMBus, SMBus Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
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