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
LTC3862HUH Analog Devices Inc.

LTC3862HUH

IC POWER MANAGEMENT

Analog Devices Inc.

1,860
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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)
LTC3862HUH-1 Analog Devices Inc.

LTC3862HUH-1

IC POWER MANAGEMENT

Analog Devices Inc.

3,030
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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)
LTC3862HUH-2 Analog Devices Inc.

LTC3862HUH-2

IC POWER MANAGEMENT

Analog Devices Inc.

4,572
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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 ~ 150°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862IFE Analog Devices Inc.

LTC3862IFE

IC POWER MANAGEMENT

Analog Devices Inc.

4,771
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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 ~ 125°C (TJ) - - Surface Mount 24-TSSOP
LTC3862IFE-1 Analog Devices Inc.

LTC3862IFE-1

IC POWER MANAGEMENT

Analog Devices Inc.

1,137
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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 ~ 125°C (TJ) - - Surface Mount 24-TSSOP
LTC3862IFE-2 Analog Devices Inc.

LTC3862IFE-2

IC POWER MANAGEMENT

Analog Devices Inc.

2,372
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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-TSSOP
LTC3862IGN-1 Analog Devices Inc.

LTC3862IGN-1

IC POWER MANAGEMENT

Analog Devices Inc.

3,449
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete 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 ~ 125°C (TJ) - - Surface Mount 24-SSOP
LTC3862IGN-2 Analog Devices Inc.

LTC3862IGN-2

IC POWER MANAGEMENT

Analog Devices Inc.

1,130
RFQ

-

- 24-SSOP (0.154", 3.90mm Width) Tube Obsolete 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
LTC3862IUH Analog Devices Inc.

LTC3862IUH

IC POWER MANAGEMENT

Analog Devices Inc.

2,305
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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 ~ 125°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862IUH-1 Analog Devices Inc.

LTC3862IUH-1

IC POWER MANAGEMENT

Analog Devices Inc.

3,133
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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 ~ 125°C (TJ) - - Surface Mount 24-QFN (5x5)
LTC3862IUH-2 Analog Devices Inc.

LTC3862IUH-2

IC POWER MANAGEMENT

Analog Devices Inc.

3,753
RFQ

-

- 24-WQFN Exposed Pad Tube Obsolete 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-QFN (5x5)
LTC3865EFE Analog Devices Inc.

LTC3865EFE

IC POWER MANAGEMENT

Analog Devices Inc.

4,366
RFQ

-

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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
LTC3865IFE Analog Devices Inc.

LTC3865IFE

IC POWER MANAGEMENT

Analog Devices Inc.

1,570
RFQ

-

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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
LTC3866EFE Analog Devices Inc.

LTC3866EFE

IC POWER MANAGEMENT

Analog Devices Inc.

1,755
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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-TSSOP
LTC3866IFE Analog Devices Inc.

LTC3866IFE

IC POWER MANAGEMENT

Analog Devices Inc.

3,063
RFQ

-

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete 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-TSSOP
LTC3868IGN-1 Analog Devices Inc.

LTC3868IGN-1

IC POWER MANAGEMENT

Analog Devices Inc.

1,051
RFQ
LTC3868IGN-1 Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4V ~ 24V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3869IGN-2 Analog Devices Inc.

LTC3869IGN-2

IC POWER MANAGEMENT

Analog Devices Inc.

3,069
RFQ
LTC3869IGN-2 Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 250kHz ~ 780kHz 95% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3871ELXE Analog Devices Inc.

LTC3871ELXE

IC POWER MANAGEMENT

Analog Devices Inc.

3,190
RFQ
LTC3871ELXE Datasheet

Datasheet

PolyPhase® 48-LQFP Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 Programmable 1.2V ~ 100V 60kHz ~ 460kHz 98% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TA) - - Surface Mount 48-eLQFP (7x7)
LTC3871HLXE Analog Devices Inc.

LTC3871HLXE

IC POWER MANAGEMENT

Analog Devices Inc.

1,746
RFQ
LTC3871HLXE Datasheet

Datasheet

PolyPhase® 48-LQFP Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 Programmable 1.2V ~ 100V 60kHz ~ 460kHz 98% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 150°C (TA) - - Surface Mount 48-eLQFP (7x7)
LTC3871ILXE Analog Devices Inc.

LTC3871ILXE

IC POWER MANAGEMENT

Analog Devices Inc.

2,159
RFQ
LTC3871ILXE Datasheet

Datasheet

PolyPhase® 48-LQFP Exposed Pad Tube Obsolete Transistor Driver Step-Up, Step-Down Positive Buck, Boost 2 Programmable 1.2V ~ 100V 60kHz ~ 460kHz 98% Yes Yes - Current Limit, Enable, Frequency Control, Phase Control, Soft Start -40°C ~ 125°C (TA) - - Surface Mount 48-eLQFP (7x7)
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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.