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
LTC3870EUF-1#PBF Analog Devices Inc.

LTC3870EUF-1#PBF

IC REG CTRLR BUCK 24QFN

Analog Devices Inc.

1,330
RFQ
LTC3870EUF-1#PBF Datasheet

Datasheet

PolyPhase® 24-WFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 2 4.5V ~ 60V 500kHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
MAX1954EUB+T Analog Devices Inc./Maxim Integrated

MAX1954EUB+T

IC REG CTRLR BUCK 10UMAX

Analog Devices Inc./Maxim Integrated

2,500
RFQ
MAX1954EUB+T Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 5.5V 300kHz 89% Yes No - Current Limit -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
ISL78268ARZ-T7A Renesas Electronics Corporation

ISL78268ARZ-T7A

IC REG CTRLR BUCK 24QFN

Renesas Electronics Corporation

220
RFQ
ISL78268ARZ-T7A Datasheet

Datasheet

- 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.75V ~ 5.5V 50kHz ~ 1.1MHz - Yes Yes - Enable, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 24-QFN (4x4)
ISL6726AAZ-T Renesas Electronics Corporation

ISL6726AAZ-T

IC REG CTRLR MULT TOP 20QSOP

Renesas Electronics Corporation

2,500
RFQ
ISL6726AAZ-T Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter, Half-Bridge 1 1 9V ~ 16V Up to 1MHz 80% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 20-QSOP
LT3781EG#PBF Analog Devices Inc.

LT3781EG#PBF

IC REG CTRLR FWRD CONV 20SSOP

Analog Devices Inc.

4,591
RFQ
LT3781EG#PBF Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 9V ~ 18V 700kHz - No Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SSOP
LT3758AIMSE#TRPBF Analog Devices Inc.

LT3758AIMSE#TRPBF

IC REG CTRLR MULT TOP 10MSOP

Analog Devices Inc.

2,411
RFQ
LT3758AIMSE#TRPBF Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) 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 -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP-EP
LTC3809EDD-1#PBF Analog Devices Inc.

LTC3809EDD-1#PBF

IC REG CTRLR BUCK 10DFN

Analog Devices Inc.

121
RFQ
LTC3809EDD-1#PBF Datasheet

Datasheet

- 10-WFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 2.75V ~ 9.8V 550kHz 100% Yes No - Enable, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 10-DFN (3x3)
LM5119QPSQ/NOPB Texas Instruments

LM5119QPSQ/NOPB

IC REG CTRLR BUCK 32WQFN

Texas Instruments

878
RFQ
LM5119QPSQ/NOPB Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 5.5V ~ 65V 50kHz ~ 750kHz - Yes No - Enable, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 32-WQFN (5x5)
MAX16931BATLS/V+ Analog Devices Inc./Maxim Integrated

MAX16931BATLS/V+

1MHZ 36V DUAL BUCK

Analog Devices Inc./Maxim Integrated

1,379
RFQ

-

- 40-WFQFN Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 200kHz ~ 1MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount 40-TQFN (6x6)
LTC1437CG#PBF Analog Devices Inc.

LTC1437CG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,121
RFQ
LTC1437CG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm 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 28-SSOP
LTC1437ACG#PBF Analog Devices Inc.

LTC1437ACG#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,472
RFQ
LTC1437ACG#PBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm 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 28-SSOP
MAX1846EUB+T Analog Devices Inc./Maxim Integrated

MAX1846EUB+T

IC REG CTRLR FLYBACK 10UMAX

Analog Devices Inc./Maxim Integrated

1,711
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Flyback 1 1 3V ~ 16.5V 100kHz ~ 500kHz 96% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 10-uMAX/uSOP
LT8316HFE#PBF Analog Devices Inc.

LT8316HFE#PBF

600VIN MICROPOWER, ISOLATED NO-O

Analog Devices Inc.

3,994
RFQ
LT8316HFE#PBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad Tube Active Transistor Driver Step-Up, Step-Down Positive Buck, Boost, Flyback 1 1 16V ~ 600V 220Hz ~ 140kHz - Yes - - Current Limit, Enable, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 20-TSSOP-EP
LTC1148HVCS-5#PBF Analog Devices Inc.

LTC1148HVCS-5#PBF

IC REG CTRLR BUCK 14SOIC

Analog Devices Inc.

4,557
RFQ
LTC1148HVCS-5#PBF Datasheet

Datasheet

- 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
ISL81601FVEZ-T Renesas Electronics Corporation

ISL81601FVEZ-T

60V 4 SWITCH SYNCH BUCK-BOOST PW

Renesas Electronics Corporation

2,403
RFQ
ISL81601FVEZ-T Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 60V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 38-HTSSOP
LTC3868EUH#TRPBF Analog Devices Inc.

LTC3868EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

2,470
RFQ
LTC3868EUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 24V 105kHz ~ 835kHz, 350kHz ~ 535kHz 99.4% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
ISL81601FRZ Renesas Electronics Corporation

ISL81601FRZ

SWITCH SYNCHRONOUS BUCK BOOST

Renesas Electronics Corporation

450
RFQ
ISL81601FRZ Datasheet

Datasheet

- 32-VFQFN Exposed Pad Bulk Active PWM Signal Step-Up/Step-Down Positive Buck-Boost 1 2 4.5V ~ 60V 90kHz ~ 650kHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3836EUFD#PBF Analog Devices Inc.

LTC3836EUFD#PBF

IC REG CTRLR BUCK 28QFN

Analog Devices Inc.

146
RFQ
LTC3836EUFD#PBF Datasheet

Datasheet

PolyPhase® 28-WFQFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 4.5V 300kHz ~ 750kHz 97% Yes Yes - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-QFN (4x5)
LTC3836EGN#PBF Analog Devices Inc.

LTC3836EGN#PBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

1,064
RFQ
LTC3836EGN#PBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 4.5V 300kHz ~ 750kHz 97% Yes Yes - Enable, Power Good, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LT3781IG#PBF Analog Devices Inc.

LT3781IG#PBF

IC REG CTRLR FWRD CONV 20SSOP

Analog Devices Inc.

1,802
RFQ
LT3781IG#PBF Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Tube Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 9V ~ 18V 700kHz - No Yes - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SSOP
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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.