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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
    LM5642MTC/NOPB

    LM5642MTC/NOPB

    IC REG CTRLR BUCK 28TSSOP

    Texas Instruments

    123
    RFQ
    LM5642MTC/NOPB

    Datasheet

    - 28-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 200kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
    TPS53126RGET

    TPS53126RGET

    IC REG CTRLR BUCK 24VQFN

    Texas Instruments

    488
    RFQ
    TPS53126RGET

    Datasheet

    D-CAP2™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 350kHz, 700kHz - Yes No - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 24-VQFN (4x4)
    ADP1851ACPZ-R7

    ADP1851ACPZ-R7

    IC REG CTRLR BUCK 16LFCSP

    Analog Devices Inc.

    0
    RFQ
    ADP1851ACPZ-R7

    Datasheet

    - 16-WQFN Exposed Pad, CSP Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.75V ~ 20V 200kHz ~ 1.5MHz 90% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 16-LFCSP (4x4)
    MAX5070BASA+

    MAX5070BASA+

    IC REG CTRLR FLYBACK 8SOIC

    Analog Devices Inc./Maxim Integrated

    316
    RFQ
    MAX5070BASA+

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 10.8V ~ 30V 20kHz ~ 1MHz 49.8% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
    TPS51124RGER

    TPS51124RGER

    IC REG CTRLR BUCK 24QFN

    Texas Instruments

    6,718
    RFQ
    TPS51124RGER

    Datasheet

    D-CAP™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 5.5V - - Yes No - Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 24-VQFN (4x4)
    TPS40422RHAR

    TPS40422RHAR

    IC REG CTRLR BUCK PMBUS 40VQFN

    Texas Instruments

    2,227
    RFQ
    TPS40422RHAR

    Datasheet

    - 40-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 20V 100kHz ~ 1MHz - Yes Yes PMBus Frequency Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 40-VQFN (6x6)
    LM5122MHE/NOPB

    LM5122MHE/NOPB

    IC REG CTRLR MULT TOP 20HTSSOP

    Texas Instruments

    6,967
    RFQ
    LM5122MHE/NOPB

    Datasheet

    - 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 65V Up to 1MHz 100% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
    LM5122ZAPWPT

    LM5122ZAPWPT

    3-65V WIDE VIN, CURRENT MODE SYN

    Texas Instruments

    6,601
    RFQ
    LM5122ZAPWPT

    Datasheet

    - 24-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 65V Up to 1MHz 100% Yes Yes - Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-HTSSOP
    LTC3833IFE#PBF

    LTC3833IFE#PBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    0
    RFQ
    LTC3833IFE#PBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
    LTC3803ES6-5#TRPBF

    LTC3803ES6-5#TRPBF

    IC REG CTRLR FLYBACK TSOT23-6

    Analog Devices Inc.

    8,503
    RFQ
    LTC3803ES6-5#TRPBF

    Datasheet

    - SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 4V ~ 8.1V 200kHz 80% No No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6
    A7987TR

    A7987TR

    61 V 3A ASYNCHRONOUS STEP-DOWN S

    STMicroelectronics

    9,737
    RFQ
    A7987TR

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck-Boost 1 1 4.5V ~ 61V 250kHz ~ 1.5MHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 16-HTSSOP
    UCC2895PW

    UCC2895PW

    IC OFFLINE SW FULL-BRG 20TSSOP

    Texas Instruments

    51
    RFQ
    UCC2895PW

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Bulk Active PWM - Positive Phase-Shifted Full-Bridge 1 1 10V ~ 16.5V 1MHz 100% - Yes - Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
    LTC3873IDDB-5#TRMPBF

    LTC3873IDDB-5#TRMPBF

    IC REG CTRLR MULT TOPOLOGY 8DFN

    Analog Devices Inc.

    539
    RFQ
    LTC3873IDDB-5#TRMPBF

    Datasheet

    - 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 4.1V ~ 60V - 78% No No - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 8-DFN (3x2)
    LTC3803IS6-3#TRMPBF

    LTC3803IS6-3#TRMPBF

    IC REG CTRLR FLYBACK TSOT23-6

    Analog Devices Inc.

    1,440
    RFQ
    LTC3803IS6-3#TRMPBF

    Datasheet

    - SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 5.7V ~ 8V 300kHz 80% No No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount TSOT-23-6
    LTC3835EGN-1#PBF

    LTC3835EGN-1#PBF

    IC REG CTRLR BUCK 16SSOP

    Analog Devices Inc.

    100
    RFQ
    LTC3835EGN-1#PBF

    Datasheet

    - 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
    UC2856QDWR

    UC2856QDWR

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    1,893
    RFQ
    UC2856QDWR

    Datasheet

    - 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 200kHz 47% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
    UC2572DTR

    UC2572DTR

    IC REG CTRLR FLYBACK 8SOIC

    Texas Instruments

    2,265
    RFQ
    UC2572DTR

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Flyback 1 1 4.75V ~ 30V 100kHz 92% No No - Current Limit, Ramp -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    LM25118MHE/NOPB

    LM25118MHE/NOPB

    IC REG CTRLR BUCK 20TSSOP

    Texas Instruments

    3,038
    RFQ
    LM25118MHE/NOPB

    Datasheet

    - 20-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 1 1 3V ~ 42V Up to 500kHz 75% No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
    TFS7708H

    TFS7708H

    IC REG CTRLR MULT TOP ESIP-16F

    Power Integrations

    298
    RFQ
    TFS7708H

    Datasheet

    HiperTFS™-2 16-SSIP, 12 Leads, Exposed Pad, Formed Leads Tube Active Transistor Driver Step-Up, Step-Down Positive, Isolation Capable Flyback, Forward Converter 2 1 Up to 11.5V 66kHz, 132kHz 63% No No - Enable, Reset -40°C ~ 150°C (TJ) - - Through Hole eSIP-16F
    TPS40051PWP

    TPS40051PWP

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    249
    RFQ
    TPS40051PWP

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Bulk Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V 500kHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
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