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
    LTC1148LCS#PBF

    LTC1148LCS#PBF

    IC REG CTRLR BUCK 14SOIC

    Analog Devices Inc.

    2,977
    RFQ
    LTC1148LCS#PBF

    Datasheet

    LTC1148LCS#PBF - 14-SOIC (0.154", 3.90mm Width) Tube 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
    RT6190GGQW

    RT6190GGQW

    IC REG CTRLR BUCK-BOOST WQFN-40

    Richtek USA Inc.

    1,863
    RFQ
    RT6190GGQW

    Datasheet

    RT6190GGQW - 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 5.5V, 4.5V ~ 36V 250kHz ~ 1MHz - No No I2C Dead Time Control, Enable, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount 40-WQFN (5x5)
    LTC1436ACGN-PLL#PBF

    LTC1436ACGN-PLL#PBF

    IC REG CTRLR BUCK 24SSOP

    Analog Devices Inc.

    1,227
    RFQ
    LTC1436ACGN-PLL#PBF

    Datasheet

    LTC1436ACGN-PLL#PBF - 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SSOP
    LTC1436ACGN#PBF

    LTC1436ACGN#PBF

    IC REG CTRLR BUCK 24SSOP

    Analog Devices Inc.

    1,388
    RFQ
    LTC1436ACGN#PBF

    Datasheet

    LTC1436ACGN#PBF - 24-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Power on Reset, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SSOP
    LTC1709EG#PBF

    LTC1709EG#PBF

    IC REG CTRLR BUCK 36SSOP

    Analog Devices Inc.

    2,179
    RFQ
    LTC1709EG#PBF

    Datasheet

    LTC1709EG#PBF - 36-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 140kHz ~ 310kHz 99.5% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
    MAX15157BATJ+T

    MAX15157BATJ+T

    60V H-BRIDGE STEP-UP/STEP-DOWN C

    Analog Devices Inc./Maxim Integrated

    1,810
    RFQ
    MAX15157BATJ+T

    Datasheet

    MAX15157BATJ+T - 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 4 8V ~ 60V 120kHz ~ 1MHz - No Yes - Current Limit, Enable, Frequency Control, Power Good, Ramp, Soft Start -40°C ~ 125°C - - Surface Mount 32-TQFN (5x5)
    MAX17548ATJ+

    MAX17548ATJ+

    IC REG DUAL 32TQFN

    Analog Devices Inc./Maxim Integrated

    1,434
    RFQ

    -

    MAX17548ATJ+ - 32-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 42V 100kHz ~ 2.2MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Pulse Skipping, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-TQFN (5x5)
    XDPP1100Q024XUMA1

    XDPP1100Q024XUMA1

    CONTROLLER

    Infineon Technologies

    2,583
    RFQ
    XDPP1100Q024XUMA1

    Datasheet

    XDPP1100Q024XUMA1 - 24-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up/Step-Down Positive Buck, Boost, Buck-Boost, Full-Bridge, Half-Bridge 6 1 3V ~ 3.6V Up to 2MHz - Yes Yes PMBus Enable, Frequency Control, Power Good, Soft Start, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount PG-VQFN-24-20
    LTC3887IUJ-1#PBF

    LTC3887IUJ-1#PBF

    IC REG CTRLR BUCK PMBUS 40QFN

    Analog Devices Inc.

    1,767
    RFQ
    LTC3887IUJ-1#PBF

    Datasheet

    LTC3887IUJ-1#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)
    LTC1929IG-PG#PBF

    LTC1929IG-PG#PBF

    IC REG CTRLR BUCK 28SSOP

    Analog Devices Inc.

    1,930
    RFQ
    LTC1929IG-PG#PBF

    Datasheet

    LTC1929IG-PG#PBF - 28-SSOP (0.209", 5.30mm Width) Tube 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
    LTC3865IUH-1#PBF

    LTC3865IUH-1#PBF

    IC REG CTRLR BUCK 32QFN

    Analog Devices Inc.

    1,346
    RFQ
    LTC3865IUH-1#PBF

    Datasheet

    LTC3865IUH-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)
    LTC3864MPDE#PBF

    LTC3864MPDE#PBF

    IC REG CTRLR BUCK 12DFN

    Analog Devices Inc.

    1,783
    RFQ
    LTC3864MPDE#PBF

    Datasheet

    LTC3864MPDE#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 -55°C ~ 150°C (TJ) - - Surface Mount 12-DFN (4x3)
    UCC25702D

    UCC25702D

    IC REG CTRLR MULT TOP 14SOIC

    Texas Instruments

    1,875
    RFQ
    UCC25702D

    Datasheet

    UCC25702D - 14-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 1 1 8.8V ~ 15V 100kHz 99% No Yes - Current Limit, Frequency Control, Sequencing, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
    LTC3834IFE#PBF

    LTC3834IFE#PBF

    IC REG CTRLR BUCK 20TSSOP

    Analog Devices Inc.

    2,949
    RFQ
    LTC3834IFE#PBF

    Datasheet

    LTC3834IFE#PBF - 20-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 20-TSSOP-EP
    LTC3838EFE#PBF

    LTC3838EFE#PBF

    IC REG CTRLR BUCK 38TSSOP

    Analog Devices Inc.

    2,277
    RFQ
    LTC3838EFE#PBF

    Datasheet

    LTC3838EFE#PBF PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
    LT3844EFE#TRPBF

    LT3844EFE#TRPBF

    IC REG CTRLR MULT TOP 16TSSOP

    Analog Devices Inc.

    1,458
    RFQ
    LT3844EFE#TRPBF

    Datasheet

    LT3844EFE#TRPBF - 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, SEPIC 1 1 4V ~ 60V 300kHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
    MAX16930ATLR/V+

    MAX16930ATLR/V+

    IC REG BUCK DUAL 40TQFN

    Analog Devices Inc./Maxim Integrated

    1,299
    RFQ
    MAX16930ATLR/V+

    Datasheet

    MAX16930ATLR/V+ - 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 1MHz ~ 2.2MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 40-TQFN (6x6)
    LTC3865IFE#PBF

    LTC3865IFE#PBF

    IC REG CTRLR BUCK 38TSSOP

    Analog Devices Inc.

    2,965
    RFQ
    LTC3865IFE#PBF

    Datasheet

    LTC3865IFE#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
    LTC1159CG-5#PBF

    LTC1159CG-5#PBF

    IC REG CTRLR BUCK 20SSOP

    Analog Devices Inc.

    2,162
    RFQ
    LTC1159CG-5#PBF

    Datasheet

    LTC1159CG-5#PBF - 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 20-SSOP
    LTC1159CG-3.3#PBF

    LTC1159CG-3.3#PBF

    IC REG CTRLR BUCK 20SSOP

    Analog Devices Inc.

    2,755
    RFQ
    LTC1159CG-3.3#PBF

    Datasheet

    LTC1159CG-3.3#PBF - 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive or Negative Buck 1 1 4V ~ 40V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 20-SSOP
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