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
LTC3856IFE#TRPBF Analog Devices Inc.

LTC3856IFE#TRPBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

4,083
RFQ
LTC3856IFE#TRPBF Datasheet

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 94% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3862IFE-2#TRPBF Analog Devices Inc.

LTC3862IFE-2#TRPBF

IC REG CTRLR BOOST/SEPIC 24TSSOP

Analog Devices Inc.

3,273
RFQ
LTC3862IFE-2#TRPBF Datasheet

Datasheet

- 24-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active 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
LT3840IUFE#TRPBF Analog Devices Inc.

LT3840IUFE#TRPBF

IC REG CTRLR BUCK 38QFN

Analog Devices Inc.

3,116
RFQ
LT3840IUFE#TRPBF Datasheet

Datasheet

- 38-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive or Negative Buck 1 1 2.5V ~ 60V 50kHz ~ 1MHz 99% Yes Yes - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-QFN (4x6)
ISL68225IRAZ Renesas Electronics Corporation

ISL68225IRAZ

INFRA 2OUT/9PH DIGITAL CONTROLLE

Renesas Electronics Corporation

4,762
RFQ
ISL68225IRAZ Datasheet

Datasheet

- 52-VFQFN Exposed Pad Tube Active PWM Signal Step-Down Positive Buck 2 9 3.135V ~ 3.465V Up to 2MHz - No Yes - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Power On Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 52-QFN (6x6)
MAX16930AGLR/VY+T Analog Devices Inc./Maxim Integrated

MAX16930AGLR/VY+T

2MHZ, 36V, DUAL BUCK WITH PREBOO

Analog Devices Inc./Maxim Integrated

1,461
RFQ
MAX16930AGLR/VY+T Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Down Positive Buck, Boost 3 2 3.5V ~ 42V 1MHz ~ 2.2MHz 95% Yes Yes - Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 40-QFN (6x6)
CS4124YN16 onsemi

CS4124YN16

IC REG CTRLR BOOST 16DIP

onsemi

4,019
RFQ
CS4124YN16 Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Up Positive Boost 1 1 Up to 40V - 100% No No - Current Limit -40°C ~ 125°C (TJ) - - Through Hole 16-PDIP
LT3844IFE#TRPBF Analog Devices Inc.

LT3844IFE#TRPBF

IC REG CTRLR MULT TOP 16TSSOP

Analog Devices Inc.

2,715
RFQ
LT3844IFE#TRPBF Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive or Negative Buck, Boost, SEPIC 1 1 4V ~ 60V 300kHz - No Yes - Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-TSSOP-EP
UCC3806DWTR Texas Instruments

UCC3806DWTR

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

4,517
RFQ
UCC3806DWTR Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
XDPP1100A200DXUMA1 Infineon Technologies

XDPP1100A200DXUMA1

CONTROLLER

Infineon Technologies

1,442
RFQ

-

- - Tape & Reel (TR) Active - - - - - - - - - - - - - - - - - -
LTC3857EGN-1#TRPBF Analog Devices Inc.

LTC3857EGN-1#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,660
RFQ
LTC3857EGN-1#TRPBF Datasheet

Datasheet

PolyPhase® 28-SSOP (0.154", 3.90mm Width) 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, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 28-SSOP
LTC3855IFE#TRPBF Analog Devices Inc.

LTC3855IFE#TRPBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

1,975
RFQ
LTC3855IFE#TRPBF Datasheet

Datasheet

PolyPhase® 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 250kHz ~ 770kHz 95% Yes No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3785IUF#TRPBF Analog Devices Inc.

LTC3785IUF#TRPBF

IC REG CTRLR BUCK-BOOST 24QFN

Analog Devices Inc.

2,896
RFQ
LTC3785IUF#TRPBF Datasheet

Datasheet

- 24-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 2 1 2.7V ~ 10V 100kHz ~ 1MHz 99% Yes No - Current Limit, Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 24-QFN (4x4)
LTC7851EUHH#TRPBF Analog Devices Inc.

LTC7851EUHH#TRPBF

IC REG CTRLR BUCK 58QFN

Analog Devices Inc.

3,553
RFQ
LTC7851EUHH#TRPBF Datasheet

Datasheet

- 58-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 58-QFN (5x9)
LTC7851EUHH-1#TRPBF Analog Devices Inc.

LTC7851EUHH-1#TRPBF

IC REG CTRLR BUCK 58QFN

Analog Devices Inc.

4,078
RFQ
LTC7851EUHH-1#TRPBF Datasheet

Datasheet

- 58-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Signal Step-Down Positive Buck 4 1 3V ~ 5.5V 250kHz ~ 3MHz 91.5% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 58-QFN (5x9)
TPS40210MDRCTEP Texas Instruments

TPS40210MDRCTEP

IC REG CTRLR MULT TOP 10VSON

Texas Instruments

4,733
RFQ
TPS40210MDRCTEP Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 4.5V ~ 52V 35kHz ~ 1MHz - No Yes - Enable, Frequency Control, Soft Start -55°C ~ 125°C (TJ) - - Surface Mount 10-VSON (3x3)
LTC1147LCS8-3.3#PBF Analog Devices Inc.

LTC1147LCS8-3.3#PBF

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

2,431
RFQ
LTC1147LCS8-3.3#PBF Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 14V - 100% No No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 8-SO
LM34936RHFR Texas Instruments

LM34936RHFR

.5-55VIN 4 SWITCH BUCK-BOOST CON

Texas Instruments

1,026
RFQ
LM34936RHFR Datasheet

Datasheet

- 28-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4.2V ~ 30V 100kHz ~ 600kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-VQFN (5x4)
LTC7840HFE#TRPBF Analog Devices Inc.

LTC7840HFE#TRPBF

DUAL PHASE/OUTPUT NON-SYNCH BOOS

Analog Devices Inc.

4,956
RFQ
LTC7840HFE#TRPBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active PWM Step-Up Positive Boost 2 2 5.5V ~ 60V 50kHz ~ 425kHz 96% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 150°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC7840HUFD#TRPBF Analog Devices Inc.

LTC7840HUFD#TRPBF

DUAL PHASE/OUTPUT NON-SYNCH BOOS

Analog Devices Inc.

4,486
RFQ
LTC7840HUFD#TRPBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up Positive Boost 2 2 5.5V ~ 60V 50kHz ~ 425kHz 96% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC7841EUHE#TRPBF Analog Devices Inc.

LTC7841EUHE#TRPBF

POLYPHSYNC BOOST CNTR

Analog Devices Inc.

2,565
RFQ
LTC7841EUHE#TRPBF Datasheet

Datasheet

- 36-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 12 4.5V ~ 60V 75kHz ~ 850kHz 96% Yes Yes I2C, PMBus, SMBus Current Limit, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 36-QFN (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.