HONG KONG HAOCHIP TRADING CO., LIMITED

    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
    LTC1148LCS#PBF

    LTC1148LCS#PBF

    SWITCHING CONTROLLER, CURRENT-MO

    Linear Technology

    165 1.70
    RFQ
    LTC1148LCS#PBF

    Datasheet

    - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 20V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 14-SO
    V62/04752-01XE

    V62/04752-01XE

    UC2875-EP ENHANCED PRODUCT PHASE

    Texas Instruments

    729 2.03
    RFQ
    V62/04752-01XE

    Datasheet

    - 28-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge 2 1 1.25V ~ 20V 2MHz 1 No Yes - Current Limit, Dead Time Control, Frequency Control, Ramp, Reset, Soft Start, Sync -25°C ~ 110°C (TA) - - Surface Mount 28-SOIC
    LTC1159IS-5#PBF

    LTC1159IS-5#PBF

    LTC1159 - HI EFF SYN STEPDN SW R

    Linear Technology

    500 2.05
    RFQ
    LTC1159IS-5#PBF

    Datasheet

    - 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 1 Yes No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 16-SO
    LTC3736EUF

    LTC3736EUF

    LTC3736 - DUAL 2-PHASE, NO RSENS

    Linear Technology

    861 3.00
    RFQ
    LTC3736EUF

    Datasheet

    - 24-WFQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 9.8V 300kHz ~ 750kHz 100% Yes Yes - Current Limit, Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 24-QFN (4x4)
    LTC1929IG

    LTC1929IG

    LTC1929 - 2-PHASE, HIGH EFFICIEN

    Linear Technology

    940 3.15
    RFQ
    LTC1929IG

    Datasheet

    - 28-SSOP (0.209", 5.30mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V - 99.5% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
    UC1870J-1

    UC1870J-1

    SWITCHING CONTROLLER, CURRENT-MO

    Texas Instruments

    265 3.95
    RFQ
    UC1870J-1

    Datasheet

    * - Bulk Active - - - - - - - - - - - - - - - - - -
    5962-8680601V2A

    5962-8680601V2A

    UC1846 - CURRENT-MODE PWM CONTRO

    Texas Instruments

    4,271 85.45
    RFQ
    5962-8680601V2A

    Datasheet

    UCx846 20-CLCC Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward, Full-Bridge, Half-Bridge, Push-Pull 2 1 750mV ~ 40V 500kHz - No Yes - Current Limit, Dead Time Control, Frequency Control, Soft Start -55°C ~ 125°C (TA) - - Surface Mount 20-LCCC (8.89x8.89)
    LT8306RS6#WTRMPBF

    LT8306RS6#WTRMPBF

    60V LOW-IQ NO-OPTO ISO. FLYBACK

    Analog Devices Inc.

    1,441 -
    RFQ
    LT8306RS6#WTRMPBF

    Datasheet

    - SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 4.5V ~ 60V 10kHz ~ 400kHz - Yes No - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount TSOT-23-6
    LTC1771IS8#PBF

    LTC1771IS8#PBF

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc.

    100 1.75
    RFQ
    LTC1771IS8#PBF

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 2.8V ~ 18V - 100% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SO
    LTC3769IFE#PBF

    LTC3769IFE#PBF

    IC REG CTRLR BOOST/SEPIC 20TSSOP

    Analog Devices Inc.

    1,033 2.06
    RFQ
    LTC3769IFE#PBF

    Datasheet

    - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
    LT8705IUHF#TRPBF

    LT8705IUHF#TRPBF

    IC REG CTRLR BUCK-BOOST 38QFN

    Analog Devices Inc.

    1,557 3.48
    RFQ
    LT8705IUHF#TRPBF

    Datasheet

    - 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 2 2.8V ~ 80V 100kHz ~ 400kHz - Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
    UC3842BD1

    UC3842BD1

    IC REG CTRLR BST FLYBK ISO 8-SO

    STMicroelectronics

    215 0.20
    RFQ
    UC3842BD1

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-SOIC
    UC3844BN

    UC3844BN

    IC REG CTRLR PWM CM 8-MINIDIP

    STMicroelectronics

    274 0.11
    RFQ
    UC3844BN

    Datasheet

    - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TJ) - - Through Hole 8-Mini DIP
    UC2842BD1

    UC2842BD1

    IC REG CTRLR BST FLYBK ISO 8-SO

    STMicroelectronics

    741 0.22
    RFQ
    UC2842BD1

    Datasheet

    - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 10V ~ 30V Up to 500kHz 96% No No - Frequency Control -25°C ~ 85°C (TA) - - Surface Mount 8-SOIC
    LM3478QMM/NOPB

    LM3478QMM/NOPB

    IC REG CTRLR MULT TOP 8VSSOP

    Texas Instruments

    3,028 0.68
    RFQ
    LM3478QMM/NOPB

    Datasheet

    - 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.97V ~ 40V 100kHz ~ 1MHz 100% No No - Enable, Frequency Control -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 8-VSSOP
    LT8306RS6#TRMPBF

    LT8306RS6#TRMPBF

    60V LOW-IQ NO-OPTO ISO. FLYBACK

    Analog Devices Inc.

    4,029 -
    RFQ
    LT8306RS6#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 4.5V ~ 60V 10kHz ~ 400kHz - Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount TSOT-23-6
    UC3526AN

    UC3526AN

    IC REG CTRLR MULT TOPOLOGY 18DIP

    Texas Instruments

    4,533 0.79
    RFQ
    UC3526AN

    Datasheet

    - 18-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 35V 1Hz ~ 600kHz 49% Yes Yes - Enable, Frequency Control, Reset, Soft Start 0°C ~ 70°C (TA) - - Through Hole 18-PDIP
    LM25088MH-2/NOPB

    LM25088MH-2/NOPB

    IC REG CTRLR BUCK 16TSSOP

    Texas Instruments

    2,513 0.82
    RFQ
    LM25088MH-2/NOPB

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V 50kHz ~ 1MHz - No Yes - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-HTSSOP
    TPS40055PWP

    TPS40055PWP

    IC REG CTRLR BUCK 16HTSSOP

    Texas Instruments

    1,637 0.20
    RFQ
    TPS40055PWP

    Datasheet

    - 16-PowerTSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-HTSSOP
    LTC7803JMSE#WPBF

    LTC7803JMSE#WPBF

    LOW IQ SYNCHRONOUS BUCK CONTROLL

    Analog Devices Inc.

    2,823 1.39
    RFQ
    LTC7803JMSE#WPBF

    Datasheet

    - 16-TFSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes Yes - Enable, Frequency Control, Phase Control -40°C ~ 150°C (TJ) - - Surface Mount 16-MSOP-EP
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