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 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
LTC3880IUJ-1#TRPBF Analog Devices Inc.

LTC3880IUJ-1#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

4,556
RFQ
LTC3880IUJ-1#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 24V - - Yes Yes I2C, PMBus Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3882IUJ#TRPBF Analog Devices Inc.

LTC3882IUJ#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

2,362
RFQ
LTC3882IUJ#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 13.8V 500kHz 87.5% No Yes I2C, PMBus Enable, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3882IUJ-1#TRPBF Analog Devices Inc.

LTC3882IUJ-1#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

1,142
RFQ
LTC3882IUJ-1#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 2 2 3V ~ 13.8V 500kHz 87.5% No Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3897IFE#TRPBF Analog Devices Inc.

LTC3897IFE#TRPBF

IC REG CTRLR BUCK BOOST 38TSSOP

Analog Devices Inc.

1,626
RFQ
LTC3897IFE#TRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3897IUHF#TRPBF Analog Devices Inc.

LTC3897IUHF#TRPBF

IC REG CTRLR BUCK BOOST 38QFN

Analog Devices Inc.

3,703
RFQ
LTC3897IUHF#TRPBF Datasheet

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 65V 75kHz ~ 850kHz - Yes Yes - Current Limit, Frequency Control, Overcurrent, Ramping -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (5x7)
LTC3888IUHG-1#TRPBF Analog Devices Inc.

LTC3888IUHG-1#TRPBF

DUAL OUTPUT 8-PHASE STEP-DOWN DC

Analog Devices Inc.

4,637
RFQ
LTC3888IUHG-1#TRPBF Datasheet

Datasheet

- 52-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 8 4.5V ~ 26.5V 250kHz ~ 1MHz - No Yes I2C, PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 52-QFN (5x8)
LTC3729LEUH-6#TRPBF Analog Devices Inc.

LTC3729LEUH-6#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

3,077
RFQ
LTC3729LEUH-6#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 30V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LT1683IG#TRPBF Analog Devices Inc.

LT1683IG#TRPBF

IC REG CTRLR PUSH-PULL 20SSOP

Analog Devices Inc.

4,475
RFQ
LT1683IG#TRPBF Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive and Negative Push-Pull 1 1 7.3V ~ 20V 250kHz 46% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-SSOP
LTC1435AIS#TRPBF Analog Devices Inc.

LTC1435AIS#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

4,142
RFQ
LTC1435AIS#TRPBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SO
LTC1876EG#TRPBF Analog Devices Inc.

LTC1876EG#TRPBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

2,288
RFQ
LTC1876EG#TRPBF Datasheet

Datasheet

PolyPhase® 36-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 2 3.5V ~ 36V 220kHz 99.4% No No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LTC1922IG-1#TRPBF Analog Devices Inc.

LTC1922IG-1#TRPBF

IC REG CTRLR FULL-BRIDGE 20SSOP

Analog Devices Inc.

2,013
RFQ
LTC1922IG-1#TRPBF Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge 1 1 3.8V ~ 10.3V Up to 1MHz 99% Yes Yes - Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SSOP
LTC3887IUJ#TRPBF Analog Devices Inc.

LTC3887IUJ#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

2,202
RFQ
LTC3887IUJ#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) 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)
LTC3887IUJ-1#TRPBF Analog Devices Inc.

LTC3887IUJ-1#TRPBF

IC REG CTRLR BUCK PMBUS 40QFN

Analog Devices Inc.

3,970
RFQ
LTC3887IUJ-1#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) 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)
LTC3887IUJ-2#TRPBF Analog Devices Inc.

LTC3887IUJ-2#TRPBF

DUAL OUTPUT POLYPHASE STEP-DOWN

Analog Devices Inc.

4,244
RFQ
LTC3887IUJ-2#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 34V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC3884IUK#TRPBF Analog Devices Inc.

LTC3884IUK#TRPBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

4,313
RFQ
LTC3884IUK#TRPBF Datasheet

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-QFN (7x7)
LTC3884IRHE#TRPBF Analog Devices Inc.

LTC3884IRHE#TRPBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

3,833
RFQ
LTC3884IRHE#TRPBF Datasheet

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
LTC3884IRHE-1#TRPBF Analog Devices Inc.

LTC3884IRHE-1#TRPBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

1,228
RFQ
LTC3884IRHE-1#TRPBF Datasheet

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
LTC3372IUK#TRPBF Analog Devices Inc.

LTC3372IUK#TRPBF

60V LOW IQ BUCK CONTROLLER PLUS

Analog Devices Inc.

1,639
RFQ
LTC3372IUK#TRPBF Datasheet

Datasheet

- 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 5 1 4.5V ~ 60V 1MHz ~ 3MHz 98% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking, Watchdog -40°C ~ 125°C (TJ) - - Surface Mount 48-QFN (7x7)
LTC1873EG#TRPBF Analog Devices Inc.

LTC1873EG#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,514
RFQ
LTC1873EG#TRPBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 7V 550kHz 90% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3884ERHE#TRPBF Analog Devices Inc.

LTC3884ERHE#TRPBF

IC REG CTRLR BUCK PMBUS 48QFN

Analog Devices Inc.

3,651
RFQ
LTC3884ERHE#TRPBF Datasheet

Datasheet

PolyPhase® 48-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 48-GQFN (5x6)
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DC DC Switching Controllers Electronic Components Sourcing and Lifecycle Support

FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing DC DC Switching Controllers components, we support both current production requirements and long-term component availability across demanding product lifecycles.

Our sourcing approach combines traceability, supply stability, and technical coordination. FPGAX is certified to AS9120B, ISO 9001:2008, and ISO 14001 standards and supports procurement programs where continuity, documentation, and dependable component supply are important.

How FPGAX Supports DC DC Switching Controllers Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

Requirement FPGAX Support
Current production Active FPGA, programmable logic, and semiconductor component sourcing
Legacy programs End-of-life and hard-to-find component sourcing
Supply continuity Lifecycle transition and long-term availability support
Quality requirements Traceable sourcing and quality-management processes

Focused on FPGA and Programmable Logic Supply

FPGAX focuses on helping customers maintain access to critical programmable devices throughout the full component lifecycle. Whether the requirement is for a current design, an established production program, or an older platform facing component obsolescence, our goal is to provide a stable sourcing path and help customers maintain design and manufacturing continuity.

DC DC Switching Controllers FAQ

Can FPGAX source both active and end-of-life DC DC Switching Controllers components?

Yes. FPGAX supports sourcing for both active components and end-of-life or hard-to-find parts, with an emphasis on maintaining supply continuity for engineering and manufacturing programs.

Which programmable logic manufacturers does FPGAX support?

Our core sourcing coverage includes major FPGA and programmable logic manufacturers such as Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic, subject to specific part requirements and availability.

How does FPGAX help with component lifecycle changes?

We support customers through lifecycle transitions by helping locate current or legacy supply, reducing exposure to supply disruptions, and supporting long-term availability for designs that need to remain in production.

What quality and traceability standards does FPGAX follow?

FPGAX states certification to AS9120B, ISO 9001:2008, and ISO 14001 standards. Our sourcing services are structured around traceability, stable supply, and quality-management requirements.

What information should I provide for a DC DC Switching Controllers sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.