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
LTC3703IG-5#TRPBF Analog Devices Inc.

LTC3703IG-5#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,397
RFQ
LTC3703IG-5#TRPBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.1V ~ 15V 100kHz ~ 600kHz 93% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LT3752HFE#WTRPBF Analog Devices Inc.

LT3752HFE#WTRPBF

ACTIVE CLAMP SYNC FOR CNTRS W/ I

Analog Devices Inc.

1,245
RFQ
LT3752HFE#WTRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.5V ~ 100V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 38-TSSOP-EP
LT3752HFE-1#WTRPBF Analog Devices Inc.

LT3752HFE-1#WTRPBF

ACTIVE CLAMP SYNC FOR CNTRS W/ I

Analog Devices Inc.

4,038
RFQ
LT3752HFE-1#WTRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 6.5V ~ 100V 100kHz ~ 500kHz 95% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) Automotive AEC-Q100 Surface Mount 38-TSSOP-EP
LTC3703HGN#TRPBF Analog Devices Inc.

LTC3703HGN#TRPBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

3,452
RFQ
LTC3703HGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 9.3V ~ 15V 100kHz ~ 600kHz 93% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 16-SSOP
LTC3835IGN-1#TRPBF Analog Devices Inc.

LTC3835IGN-1#TRPBF

IC REG CTRLR BUCK 16SSOP

Analog Devices Inc.

4,149
RFQ
LTC3835IGN-1#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LTC3835IDHC-1#TRPBF Analog Devices Inc.

LTC3835IDHC-1#TRPBF

IC REG CTRLR BUCK 16-DFN

Analog Devices Inc.

1,387
RFQ
LTC3835IDHC-1#TRPBF Datasheet

Datasheet

- 16-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 36V 250kHz ~ 530kHz 99.4% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 16-DFN (5x3)
ISL68227IRAZ Renesas Electronics Corporation

ISL68227IRAZ

INFRA 1OUT/12PH DIGITAL CONTROLL

Renesas Electronics Corporation

1,491
RFQ
ISL68227IRAZ Datasheet

Datasheet

- 60-VFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 12 3.135V ~ 3.465V 200kHz ~ 2MHz - No Yes PMBus Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 60-QFN (7x7)
XDPP1148100BXUMA1 Infineon Technologies

XDPP1148100BXUMA1

CONTROLLER

Infineon Technologies

2,295
RFQ

-

- - Tray Active - - - - - - - - - - - - - - - - - -
MAX8598ETE+T Analog Devices Inc./Maxim Integrated

MAX8598ETE+T

IC REG CTRLR BUCK 16TQFN

Analog Devices Inc./Maxim Integrated

2,001
RFQ

-

- 16-WQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 28V 200kHz ~ 1.4MHz - Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-TQFN (4x4)
LTC3858IUFD-1#TRPBF Analog Devices Inc.

LTC3858IUFD-1#TRPBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

2,121
RFQ
LTC3858IUFD-1#TRPBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3858IUH-2#TRPBF Analog Devices Inc.

LTC3858IUH-2#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

3,601
RFQ
LTC3858IUH-2#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 38V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
LTC3784IGN#TRPBF Analog Devices Inc.

LTC3784IGN#TRPBF

IC REG CTRLR BOOST 28SSOP

Analog Devices Inc.

2,645
RFQ
LTC3784IGN#TRPBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 4.5V ~ 60V 105kHz ~ 760kHz 96% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3853HUJ#TRPBF Analog Devices Inc.

LTC3853HUJ#TRPBF

IC REG CTRLR BUCK 40QFN

Analog Devices Inc.

1,421
RFQ
LTC3853HUJ#TRPBF Datasheet

Datasheet

- 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 3 4.5V ~ 24V 250kHz ~ 750kHz 98% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 150°C (TJ) - - Surface Mount 40-QFN (6x6)
ISL68229IRAZ-T Renesas Electronics Corporation

ISL68229IRAZ-T

INFR 3OUT/12PH DIGITAL CONTROLLE

Renesas Electronics Corporation

2,170
RFQ
ISL68229IRAZ-T Datasheet

Datasheet

- 68-VFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 3 12 3.135V ~ 3.465V 200kHz ~ 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 68-QFN (8x8)
MAX5065EAI+T Analog Devices Inc./Maxim Integrated

MAX5065EAI+T

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

1,587
RFQ

-

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 28V 250kHz, 500kHz - Yes No - Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
MAX5065EAI-T Analog Devices Inc./Maxim Integrated

MAX5065EAI-T

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc./Maxim Integrated

4,427
RFQ

-

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 28V 250kHz, 500kHz - Yes No - Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
ISL68224IRAZ-T7A Renesas Electronics Corporation

ISL68224IRAZ-T7A

INFRA 3OUT/6PH DIGITAL CONTROLLE

Renesas Electronics Corporation

4,375
RFQ
ISL68224IRAZ-T7A Datasheet

Datasheet

- 52-VFQFN Exposed Pad Tape & Reel (TR) Active PWM - Positive - 3 6 3.135V ~ 3.465V 200kHz ~ 2MHz - No No PMBus Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (6x6)
MAX5069AAUE+ Analog Devices Inc./Maxim Integrated

MAX5069AAUE+

IC REG CTRLR BUCK 16TSSOP

Analog Devices Inc./Maxim Integrated

3,596
RFQ
MAX5069AAUE+ Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive, Isolation Capable Buck 1 1 10.8V ~ 24V 50kHz ~ 2.5MHz 100% No Yes - Dead Time Control, Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
LM5642MTCX Texas Instruments

LM5642MTCX

IC REG CTRLR BUCK 28TSSOP

Texas Instruments

3,853
RFQ
LM5642MTCX Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 36V 200kHz 98.9% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP
LTC3891HUDC#TRPBF Analog Devices Inc.

LTC3891HUDC#TRPBF

IC REG CTRLR BUCK 20QFN

Analog Devices Inc.

3,476
RFQ
LTC3891HUDC#TRPBF Datasheet

Datasheet

- 20-WFQFN Exposed Pad Tape & Reel (TR) 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 ~ 150°C (TJ) - - Surface Mount 20-QFN (3x4)
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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.