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
LT1243CN8#PBF Analog Devices Inc.

LT1243CN8#PBF

IC REG CTRLR BUCK 8DIP

Analog Devices Inc.

2,157
RFQ
LT1243CN8#PBF Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Down Positive, Isolation Capable Buck 1 1 8.2V ~ 25V 500kHz 96% No No - Frequency Control 0°C ~ 100°C (TJ) - - Through Hole 8-PDIP
LTC1871IMS-1#PBF Analog Devices Inc.

LTC1871IMS-1#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

4,860
RFQ
LTC1871IMS-1#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
LTC1871IMS#PBF Analog Devices Inc.

LTC1871IMS#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

1,718
RFQ
LTC1871IMS#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative Boost, Flyback, SEPIC 1 1 2.5V ~ 36V 50kHz ~ 1MHz 92% No Yes - Enable, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
LTC3862EGN#PBF Analog Devices Inc.

LTC3862EGN#PBF

IC REG CTRLR BOOST/SEPIC 24SSOP

Analog Devices Inc.

2,123
RFQ
LTC3862EGN#PBF Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tube Active 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 ~ 85°C (TA) - - Surface Mount 24-SSOP
LT3752HFE#PBF Analog Devices Inc.

LT3752HFE#PBF

IC REG CTRLR FWRD CONV 38TSSOP

Analog Devices Inc.

1,427
RFQ
LT3752HFE#PBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tube 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) - - Surface Mount 38-TSSOP-EP
LTC3729EG#PBF Analog Devices Inc.

LTC3729EG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,339
RFQ
LTC3729EG#PBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V 260kHz ~ 550kHz 99.5% Yes No - Current Limit, Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC1149CS#PBF Analog Devices Inc.

LTC1149CS#PBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

1,030
RFQ
LTC1149CS#PBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 Up to 48V Up to 250kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 16-SO
LT3757AMPMSE#PBF Analog Devices Inc.

LT3757AMPMSE#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

1,565
RFQ
LT3757AMPMSE#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive and Negative Boost, Flyback, SEPIC 1 1 2.9V ~ 40V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
LT3758MPMSE#PBF Analog Devices Inc.

LT3758MPMSE#PBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

3,682
RFQ
LT3758MPMSE#PBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive or Negative, Isolation Capable Boost, Flyback, SEPIC 1 1 5.5V ~ 100V 100kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 150°C (TJ) - - Surface Mount 10-MSOP-EP
TL3843DR-8 Texas Instruments

TL3843DR-8

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

406
RFQ
TL3843DR-8 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 7.6V ~ 30V Up to 500kHz 97% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
UCC38C40DR Texas Instruments

UCC38C40DR

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

570
RFQ
UCC38C40DR Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 96% No No - Frequency Control 0°C ~ 70°C (TJ) - - Surface Mount 8-SOIC
UCC28C41DR Texas Instruments

UCC28C41DR

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

767
RFQ
UCC28C41DR Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 6.6V ~ 18V Up to 1MHz 48% No No - Frequency Control -40°C ~ 105°C (TJ) - - Surface Mount 8-SOIC
RN5RK501B-TR-FE Nisshinbo Micro Devices Inc.

RN5RK501B-TR-FE

DCDC CONVERTER 8V INPUT VFM STEP

Nisshinbo Micro Devices Inc.

425
RFQ
RN5RK501B-TR-FE Datasheet

Datasheet

- SC-74A, SOT-753 Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 8V 100kHz 55% No No - Enable -40°C ~ 85°C - - Surface Mount SOT-23-5
MIC38C45YM Microchip Technology

MIC38C45YM

IC REG CTRLR MULT TOPOLOGY 8SOIC

Microchip Technology

2,295
RFQ
MIC38C45YM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
MCP1630V-E/MS Microchip Technology

MCP1630V-E/MS

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

3,374
RFQ
MCP1630V-E/MS Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Buck-Boost, Flyback, SEPIC 1 1 3V ~ 5.5V - - Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
LM25085SDE/NOPB Texas Instruments

LM25085SDE/NOPB

IC REG CTRLR BUCK 8WSON

Texas Instruments

500
RFQ
LM25085SDE/NOPB Datasheet

Datasheet

- 8-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 42V Up to 1MHz 100% No No - Current Limit, Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-WSON (3x3)
UCC3813DTR-3 Texas Instruments

UCC3813DTR-3

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

2,895
RFQ
UCC3813DTR-3 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter 1 1 3.6V ~ 12V 31kHz 99% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
MCP1652S-E/MS Microchip Technology

MCP1652S-E/MS

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

3,650
RFQ
MCP1652S-E/MS Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.7V ~ 5.5V 750kHz 80% No No - Current Limit, Enable, Low Battery, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
LM3152MH-3.3/NOPB Texas Instruments

LM3152MH-3.3/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

4,243
RFQ
LM3152MH-3.3/NOPB Datasheet

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 33V 500kHz - Yes No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
MIC2198YML Microchip Technology

MIC2198YML

IC REG CTRLR BUCK 12MLF

Microchip Technology

3,268
RFQ
MIC2198YML Datasheet

Datasheet

- 12-VFDFN Exposed Pad, 12-MLF® Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 32V 500kHz 76% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 12-MLF™ (4x4)
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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.