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
    LTC3865EUH#PBF

    LTC3865EUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    2,765
    RFQ
    LTC3865EUH#PBF

    Datasheet

    LTC3865EUH#PBF - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    LTC3874IUFD#PBF

    LTC3874IUFD#PBF

    IC REG CTRLR BUCK 28QFN

    Analog Devices Inc.

    2,889
    RFQ
    LTC3874IUFD#PBF

    Datasheet

    LTC3874IUFD#PBF PolyPhase® 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 1MHz - Yes Yes - Current Limit, Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
    LTC3807IUDC#PBF

    LTC3807IUDC#PBF

    IC REG CTRLR BUCK 20QFN

    Analog Devices Inc.

    1,232
    RFQ
    LTC3807IUDC#PBF

    Datasheet

    LTC3807IUDC#PBF - 20-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-QFN (3x4)
    LTC3865EUH-1#PBF

    LTC3865EUH-1#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    2,173
    RFQ
    LTC3865EUH-1#PBF

    Datasheet

    LTC3865EUH-1#PBF - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
    MAX16952AUE/V+

    MAX16952AUE/V+

    IC REG CTRLR BUCK 16TSSOP

    Analog Devices Inc./Maxim Integrated

    2,248
    RFQ
    MAX16952AUE/V+

    Datasheet

    MAX16952AUE/V+ - 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 36V 1MHz ~ 2.2MHz - Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-TSSOP-EP
    LT1952EGN-1#PBF

    LT1952EGN-1#PBF

    IC REG CTRLR FWRD CONV 16SSOP

    Analog Devices Inc.

    1,722
    RFQ
    LT1952EGN-1#PBF

    Datasheet

    LT1952EGN-1#PBF - 16-SSOP (0.154", 3.90mm Width) Tube 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
    LTC3875IUJ#PBF

    LTC3875IUJ#PBF

    IC REG CTRLR BUCK 40QFN

    Analog Devices Inc.

    2,705
    RFQ
    LTC3875IUJ#PBF

    Datasheet

    LTC3875IUJ#PBF - 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 720kHz - Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
    LTC1778EGN-1#TRPBF

    LTC1778EGN-1#TRPBF

    IC REG CTRLR BUCK/BCK-BST 16SSOP

    Analog Devices Inc.

    1,519
    RFQ
    LTC1778EGN-1#TRPBF

    Datasheet

    LTC1778EGN-1#TRPBF - 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Buck-Boost 1 1 4V ~ 36V - - Yes Yes - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
    LTC3866EUF#TRPBF

    LTC3866EUF#TRPBF

    IC REG CTRLR BUCK 24QFN

    Analog Devices Inc.

    2,243
    RFQ
    LTC3866EUF#TRPBF

    Datasheet

    LTC3866EUF#TRPBF - 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 38V 250kHz ~ 770kHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
    LM5176QPWPTQ1

    LM5176QPWPTQ1

    .5-55VIN 4 SWITCH BUCK-BOOST CON

    Texas Instruments

    1,737
    RFQ
    LM5176QPWPTQ1

    Datasheet

    LM5176QPWPTQ1 - 28-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4.2V ~ 55V 100kHz ~ 600kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 28-HTSSOP
    LTC3864HDE#PBF

    LTC3864HDE#PBF

    IC REG CTRLR BUCK 12DFN

    Analog Devices Inc.

    2,798
    RFQ
    LTC3864HDE#PBF

    Datasheet

    LTC3864HDE#PBF - 12-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 60V 50kHz ~ 850kHz 100% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 12-DFN (4x3)
    LTC3862IGN-2#PBF

    LTC3862IGN-2#PBF

    IC REG CTRLR BOOST/SEPIC 24SSOP

    Analog Devices Inc.

    1,936
    RFQ
    LTC3862IGN-2#PBF

    Datasheet

    LTC3862IGN-2#PBF - 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 2 2 5.5V ~ 36V 75kHz ~ 500kHz 96% No Yes - Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-SSOP
    LTC3823EUH#PBF

    LTC3823EUH#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    2,129
    RFQ
    LTC3823EUH#PBF

    Datasheet

    LTC3823EUH#PBF - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V - 90% Yes No - Enable, On Time Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
    MAX1771EPA+

    MAX1771EPA+

    IC REG CTRLR BST/BUCK-BST 8DIP

    Analog Devices Inc./Maxim Integrated

    1,834
    RFQ
    MAX1771EPA+

    Datasheet

    MAX1771EPA+ - 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Buck-Boost 1 1 3V ~ 16.5V 300kHz 92% No No - Enable -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
    LTC1771ES8#PBF

    LTC1771ES8#PBF

    IC REG CTRLR BUCK 8SOIC

    Analog Devices Inc.

    1,704
    RFQ
    LTC1771ES8#PBF

    Datasheet

    LTC1771ES8#PBF - 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
    UC2825AMDWREP

    UC2825AMDWREP

    IC REG CTRLR MULT TOP 16SOIC

    Texas Instruments

    1,939
    RFQ
    UC2825AMDWREP

    Datasheet

    UC2825AMDWREP - 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 8.4V ~ 22V 400kHz ~ 1MHz 85% No No - Current Limit, Frequency Control, Ramp, Soft Start -55°C ~ 125°C (TA) - - Surface Mount 16-SOIC
    LTC7852ERHE#PBF

    LTC7852ERHE#PBF

    6-PHASE BUCK CONTROLLER DRIVES D

    Analog Devices Inc.

    1,584
    RFQ
    LTC7852ERHE#PBF

    Datasheet

    LTC7852ERHE#PBF - 48-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 6 4.5V ~ 5.5V 200kHz ~ 1.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
    LTC3807IFE#PBF

    LTC3807IFE#PBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    2,944
    RFQ
    LTC3807IFE#PBF

    Datasheet

    LTC3807IFE#PBF - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 38V 50kHz ~ 900kHz 99% Yes No - Current Limit, Enable, Frequency Control, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
    MAX20048ATGB/VY+

    MAX20048ATGB/VY+

    IC 40V BUCK BOOST CONTR 24TQFN

    Analog Devices Inc./Maxim Integrated

    1,206
    RFQ
    MAX20048ATGB/VY+

    Datasheet

    MAX20048ATGB/VY+ - 24-WFQFN Exposed Pad Tray Active PWM Step-Up/Step-Down Positive Buck-Boost 1 1 2V ~ 40V 220kHz ~ 2.2MHz - Yes Yes - - -40°C ~ 125°C Automotive AEC-Q100 Surface Mount, Wettable Flank 24-SWTQFN (4x4)
    LTC3865EFE#PBF

    LTC3865EFE#PBF

    IC REG CTRLR BUCK 38TSSOP

    Analog Devices Inc.

    1,881
    RFQ
    LTC3865EFE#PBF

    Datasheet

    LTC3865EFE#PBF - 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
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