Available 24/7 at SENICO ELECTRONICS INTL CO., LIMITED
    SENICO ELECTRONICS INTL CO., LIMITED

    DC DC Switching Controllers

    Manufacturer 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 RoHs 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
    TPS53681RSBT

    TPS53681RSBT

    DUAL-CHANNEL 6+2/5+3 D-CAP+TM MU

    Texas Instruments

    2,462
    RFQ
    TPS53681RSBT

    Datasheet

    TPS53681RSBT D-CAP+™ 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 8 4.5V ~ 17V 300kHz ~ 1MHz - No No PMBus Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 40-WQFN (5x5)
    LTC3896IFE#PBF

    LTC3896IFE#PBF

    IC REG CTRLR BUCK-BOOST 38TSSOP

    Analog Devices Inc.

    1,098
    RFQ
    LTC3896IFE#PBF

    Datasheet

    LTC3896IFE#PBF - 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube Active 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
    LTC3736EUF-2#PBF

    LTC3736EUF-2#PBF

    IC REG CTRLR BUCK 24QFN

    Analog Devices Inc.

    2,784
    RFQ
    LTC3736EUF-2#PBF

    Datasheet

    LTC3736EUF-2#PBF - 24-WFQFN Exposed Pad Tube Active 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)
    LTC3789IGN#PBF

    LTC3789IGN#PBF

    IC REG CTRLR BUCK-BOOST 28SSOP

    Analog Devices Inc.

    1,865
    RFQ
    LTC3789IGN#PBF

    Datasheet

    LTC3789IGN#PBF - 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 4V ~ 38V 200kHz ~ 640kHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
    LTC3880EUJ-1#PBF

    LTC3880EUJ-1#PBF

    IC REG CTRLR BUCK PMBUS 40QFN

    Analog Devices Inc.

    1,812
    RFQ
    LTC3880EUJ-1#PBF

    Datasheet

    LTC3880EUJ-1#PBF PolyPhase® 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V - - Yes Yes I2C, PMBus Enable, Frequency Control -40°C ~ 105°C (TA) - - Surface Mount 40-QFN (6x6)
    LTC3891IUDC#PBF

    LTC3891IUDC#PBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    2,385
    RFQ
    LTC3891IUDC#PBF

    Datasheet

    LTC3891IUDC#PBF - 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
    LTC7800IUDC#PBF

    LTC7800IUDC#PBF

    IC REG CTRLR SYNC BUCK 60V 20QFN

    Analog Devices Inc.

    1,569
    RFQ
    LTC7800IUDC#PBF

    Datasheet

    LTC7800IUDC#PBF - 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 320kHz ~ 2.25MHz 98% No No - Current Limit, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
    LTC3857EUH#PBF

    LTC3857EUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    1,531
    RFQ
    LTC3857EUH#PBF

    Datasheet

    LTC3857EUH#PBF PolyPhase® 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LTC3862HUH#PBF

    LTC3862HUH#PBF

    IC REG CTRLR BOOST/SEPIC 24QFN

    Analog Devices Inc.

    1,867
    RFQ
    LTC3862HUH#PBF

    Datasheet

    LTC3862HUH#PBF - 24-WQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
    LTC3862HGN#PBF

    LTC3862HGN#PBF

    IC REG CTRLR BOOST/SEPIC 24SSOP

    Analog Devices Inc.

    1,744
    RFQ
    LTC3862HGN#PBF

    Datasheet

    LTC3862HGN#PBF - 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 4V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-SSOP
    LTC3788IUH#PBF

    LTC3788IUH#PBF

    IC REG CTRLR BOOST 32QFN

    Analog Devices Inc.

    2,039
    RFQ
    LTC3788IUH#PBF

    Datasheet

    LTC3788IUH#PBF - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 38V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LTC3862HUH-1#PBF

    LTC3862HUH-1#PBF

    IC REG CTRLR BOOST/SEPIC 24QFN

    Analog Devices Inc.

    1,962
    RFQ
    LTC3862HUH-1#PBF

    Datasheet

    LTC3862HUH-1#PBF - 24-WQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 8.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
    LT1952IGN-1#TRPBF

    LT1952IGN-1#TRPBF

    IC REG CTRLR FWRD CONV 16SSOP

    Analog Devices Inc.

    2,612
    RFQ
    LT1952IGN-1#TRPBF

    Datasheet

    LT1952IGN-1#TRPBF - 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.82V ~ 25V 100kHz ~ 500kHz 90% Yes Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
    LTC1147LIS8#PBF

    LTC1147LIS8#PBF

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc.

    2,256
    RFQ
    LTC1147LIS8#PBF

    Datasheet

    LTC1147LIS8#PBF - 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 14V - 100% No No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SO
    MAX1653EEE+

    MAX1653EEE+

    IC REG CTRLR BUCK 16QSOP

    Analog Devices Inc./Maxim Integrated

    2,362
    RFQ
    MAX1653EEE+

    Datasheet

    MAX1653EEE+ - 16-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 30V 150kHz, 300kHz 98% Yes Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
    LTC1735CF#PBF

    LTC1735CF#PBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    2,042
    RFQ
    LTC1735CF#PBF

    Datasheet

    LTC1735CF#PBF - 20-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 30V 300kHz 99.4% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 20-TSSOP
    LTC3899IUHF#PBF

    LTC3899IUHF#PBF

    IC REG CTRLR BUCK/BUCK-BST 38QFN

    Analog Devices Inc.

    2,044
    RFQ
    LTC3899IUHF#PBF

    Datasheet

    LTC3899IUHF#PBF - 38-WFQFN Exposed Pad Tube Active 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-QFN (5x7)
    LTC3887EUJ#PBF

    LTC3887EUJ#PBF

    IC REG CTRLR BUCK PMBUS 40QFN

    Analog Devices Inc.

    1,092
    RFQ
    LTC3887EUJ#PBF

    Datasheet

    LTC3887EUJ#PBF PolyPhase® 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
    LT3840IFE#PBF

    LT3840IFE#PBF

    IC REG CTRLR BUCK 28TSSOP

    Analog Devices Inc.

    2,092
    RFQ
    LT3840IFE#PBF

    Datasheet

    LT3840IFE#PBF - 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 2.5V ~ 60V 50kHz ~ 1MHz 99% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
    MAX774EPA+

    MAX774EPA+

    IC REG CTRLR BUCK-BOOST 8DIP

    Analog Devices Inc./Maxim Integrated

    2,263
    RFQ
    MAX774EPA+

    Datasheet

    MAX774EPA+ - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 3V ~ 16.5V 300kHz - No No - Enable -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
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