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
LTC3859AEFE#TRPBF Analog Devices Inc.

LTC3859AEFE#TRPBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

2,945
RFQ
LTC3859AEFE#TRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Buck-Boost, SEPIC 3 2 4.5V ~ 38V 115kHz ~ 835kHz, 350kHz ~ 535kHz 99%, 100% Yes No - Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
MAX649ESA Analog Devices Inc./Maxim Integrated

MAX649ESA

STEP-DOWN DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

7,074
RFQ
MAX649ESA Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 16.5V Up to 300kHz - No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
TL1451AMJ Texas Instruments

TL1451AMJ

DUAL SWITCHING CONTROLLER

Texas Instruments

1,591
RFQ
TL1451AMJ Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
UCC39421PW Texas Instruments

UCC39421PW

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

1,033
RFQ
UCC39421PW Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 1.8V ~ 8V 150kHz ~ 1.2MHz 88% Yes Yes - Enable, Frequency Control, Low Battery, Reset 0°C ~ 70°C (TA) - - Surface Mount 16-TSSOP
MAX741NMJP Analog Devices Inc./Maxim Integrated

MAX741NMJP

MAX741 1 A SWITCHING CONTROLLER

Analog Devices Inc./Maxim Integrated

351
RFQ
MAX741NMJP Datasheet

Datasheet

- 20-CDIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down Positive or Negative Boost, Buck 1 1 2.7V ~ 15.5V - - No Yes - Frequency Control, Soft Start -55°C ~ 125°C (TA) - - Through Hole 20-CERDIP
MAX741NCAP Analog Devices Inc./Maxim Integrated

MAX741NCAP

MAX741 1 A SWITCHING CONTROLLER

Analog Devices Inc./Maxim Integrated

188
RFQ
MAX741NCAP Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Bulk Active Transistor Driver Step-Up, Step-Down Positive or Negative Buck, Boost 1 1 2.7V ~ 15.5V - - No Yes - Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SSOP
ISL6545IRZ Intersil

ISL6545IRZ

SWITCHING CONTROLLER

Intersil

832
RFQ
ISL6545IRZ Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14.4V 300kHz 100% Yes No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 10-DFN (3x3)
MAX17023CAUI/V+ Analog Devices Inc./Maxim Integrated

MAX17023CAUI/V+

IC CTLR DUAL STEP-DOWN TSSOP

Analog Devices Inc./Maxim Integrated

7,150
RFQ

-

- - Bulk Obsolete - - - - - - - - - - - - - - - - - -
ADP1876ACPZ-R7 Analog Devices Inc.

ADP1876ACPZ-R7

IC REG CTRLR BUCK 32LFCSP

Analog Devices Inc.

3,331
RFQ
ADP1876ACPZ-R7 Datasheet

Datasheet

- 32-WFQFN Exposed Pad, CSP Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 2.75V ~ 20V 600kHz 76% Yes No - Current Limit, Enable, Power Good, Ramp, Soft Start, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-LFCSP (5x5)
MAX767REAP Analog Devices Inc./Maxim Integrated

MAX767REAP

STEP-DOWN POWER CONTROLLER

Analog Devices Inc./Maxim Integrated

170
RFQ
MAX767REAP Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz 95% Yes Yes - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SSOP
MAX1714AEEP+T Analog Devices Inc./Maxim Integrated

MAX1714AEEP+T

IC REG CTRLR BUCK 20QSOP

Analog Devices Inc./Maxim Integrated

4,558
RFQ
MAX1714AEEP+T Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 450kHz, 600kHz 100% Yes No - Current Limit, Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 20-QSOP
ISL6326IRZ Intersil

ISL6326IRZ

SWITCHING CONTROLLER

Intersil

265
RFQ
ISL6326IRZ Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1MHz - - No - Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 40-QFN (6x6)
ISL6326BCRZ Intersil

ISL6326BCRZ

SWITCHING CONTROLLER

Intersil

249
RFQ
ISL6326BCRZ Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tube Obsolete PWM Signal Step-Down Positive Buck 4 4 4.75V ~ 5.25V 80kHz ~ 1MHz - - No - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 40-QFN (6x6)
LTC3828EUH#TRPBF Analog Devices Inc.

LTC3828EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

3,797
RFQ
LTC3828EUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 260kHz ~ 550kHz 99.4% Yes No - Enable, Phase Control, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
UCC3806Q Texas Instruments

UCC3806Q

IC REG CTRLR MULT TOP 20PLCC

Texas Instruments

4,313
RFQ
UCC3806Q Datasheet

Datasheet

- 20-LCC (J-Lead) Tube Obsolete 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 20-PLCC (9x9)
MPQ4214GU-12-AEC1-P Monolithic Power Systems Inc.

MPQ4214GU-12-AEC1-P

40V, SYNCHRONOUS BUCK-BOOST CONT

Monolithic Power Systems Inc.

490
RFQ
MPQ4214GU-12-AEC1-P Datasheet

Datasheet

- 27-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 5V ~ 40V 200kHz, 300kHz, 400kHz, 600kHz - Yes No I2C Current Limit, Dead Time Control, Dimming, Enable, Power Good, Slew Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 27-QFN (5x5)
MAX741UCAP Analog Devices Inc./Maxim Integrated

MAX741UCAP

MAX741 1 A SWITCHING CONTROLLER

Analog Devices Inc./Maxim Integrated

357
RFQ
MAX741UCAP Datasheet

Datasheet

- 20-SSOP (0.209", 5.30mm Width) Bulk Active Transistor Driver Step-Up, Step-Down Positive or Negative Buck, Boost 1 1 2.7V ~ 15.5V - - No Yes - Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-SSOP
LTC3772ETS8#TRMPBF Analog Devices Inc.

LTC3772ETS8#TRMPBF

IC REG CTRLR BUCK TSOT23-8

Analog Devices Inc.

204
RFQ
LTC3772ETS8#TRMPBF Datasheet

Datasheet

- SOT-23-8 Thin, TSOT-23-8 Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.75V ~ 9.8V 550kHz 100% No No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount TSOT-23-8
ISL6721AAVZ-T Renesas Electronics Corporation

ISL6721AAVZ-T

IC REG CTRLR BOOST/FLYBK 16TSSOP

Renesas Electronics Corporation

2,500
RFQ
ISL6721AAVZ-T Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 9V ~ 18V Up to 1MHz 75% No Yes - Current Limit, Frequency Control, Power Good, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-TSSOP
LTC3803HS6#TRPBF Analog Devices Inc.

LTC3803HS6#TRPBF

IC REG CTRLR FLYBACK TSOT23-6

Analog Devices Inc.

1,175
RFQ
LTC3803HS6#TRPBF Datasheet

Datasheet

- SOT-23-6 Thin, TSOT-23-6 Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback 1 1 5.7V ~ 8V 200kHz 80% No No - Current Limit, Enable -40°C ~ 150°C (TJ) - - Surface Mount TSOT-23-6
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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.