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
LTC3896IFE#TRPBF Analog Devices Inc.

LTC3896IFE#TRPBF

IC REG BUCK BOOST 38TSSOP

Analog Devices Inc.

1,666
RFQ
LTC3896IFE#TRPBF Datasheet

Datasheet

- 38-TFSOP (0.173", 4.40mm Width) 31 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Negative Buck-Boost 1 1 4V ~ 140V 50kHz ~ 900kHz 99% No No - Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
ZL8800ALBFT Renesas Electronics Corporation

ZL8800ALBFT

IC REG CTRLR BUCK PMBUS 44QFN

Renesas Electronics Corporation

2,851
RFQ
ZL8800ALBFT Datasheet

Datasheet

Digital-DC™ 44-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Down Positive Buck 2 2 4.5V ~ 14V 200kHz ~ 1.33MHz - No Yes PMBus Current Limit, Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 44-QFN (7x7)
ZL8800ALAFT Renesas Electronics Corporation

ZL8800ALAFT

IC REG CTRLR BUCK PMBUS 44QFN

Renesas Electronics Corporation

4,257
RFQ
ZL8800ALAFT Datasheet

Datasheet

Digital-DC™ 44-VFQFN Exposed Pad Tape & Reel (TR) Obsolete PWM Signal Step-Down Positive Buck 2 2 4.5V ~ 14V 200kHz ~ 1.33MHz - No Yes PMBus Current Limit, Enable, Power Good, Tracking -40°C ~ 85°C (TA) - - Surface Mount 44-QFN (7x7)
LT3782IFE#TRPBF Analog Devices Inc.

LT3782IFE#TRPBF

IC REG CTRLR BOOST 28TSSOP

Analog Devices Inc.

3,732
RFQ
LT3782IFE#TRPBF Datasheet

Datasheet

- 28-TSSOP (0.173", 4.40mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 2 2 6V ~ 40V 154kHz ~ 465kHz 94% Yes Yes - Enable, Reset, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
MAX742EWP+ Analog Devices Inc./Maxim Integrated

MAX742EWP+

IC REG CTRLR BOOST 20SOIC

Analog Devices Inc./Maxim Integrated

4,890
RFQ

-

- 20-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Up Positive or Negative Boost 2 1 4.2V ~ 10V 100kHz, 200kHz 90% No No - Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-SOIC
LTC3802EGN#TRPBF Analog Devices Inc.

LTC3802EGN#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,255
RFQ
LTC3802EGN#TRPBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V 330kHz ~ 750kHz 89% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3802EUH#TRPBF Analog Devices Inc.

LTC3802EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

1,603
RFQ
LTC3802EUH#TRPBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3V ~ 30V 330kHz ~ 750kHz 89% Yes No - Current Limit, Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3731IG#TRPBF Analog Devices Inc.

LTC3731IG#TRPBF

IC REG CTRLR BUCK 36SSOP

Analog Devices Inc.

2,253
RFQ
LTC3731IG#TRPBF Datasheet

Datasheet

PolyPhase® 36-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 3 3.8V ~ 7V 225kHz ~ 680kHz 98.5% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 36-SSOP
LT1524J Analog Devices Inc.

LT1524J

IC PULSE WIDTH MOD 16CDIP

Analog Devices Inc.

1,457
RFQ

-

- - Tube Obsolete - - - - - - - - - - - - - - - - - -
LT8390AHUFD#TRPBF Analog Devices Inc.

LT8390AHUFD#TRPBF

60V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

3,524
RFQ
LT8390AHUFD#TRPBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 645kHz ~ 2.1MHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LT8390HUFD#TRPBF Analog Devices Inc.

LT8390HUFD#TRPBF

60V SYNCHRONOUS 4-SWITCH BUCK-BO

Analog Devices Inc.

4,252
RFQ
LT8390HUFD#TRPBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 1 4V ~ 60V 190kHz ~ 630kHz 95% Yes Yes - Current Limit, Frequency Control, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LT8392HUFD#TRPBF Analog Devices Inc.

LT8392HUFD#TRPBF

60V SYNC 4-SWITCH BUCK-BOOST LED

Analog Devices Inc.

1,687
RFQ
LT8392HUFD#TRPBF Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive Buck-Boost 1 2 3V ~ 60V 400kHz - Yes Yes - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 150°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3859AHFE#TRPBF Analog Devices Inc.

LTC3859AHFE#TRPBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

2,681
RFQ
LTC3859AHFE#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 ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3859ALHFE#TRPBF Analog Devices Inc.

LTC3859ALHFE#TRPBF

IC REG CTRLR MULT TOP 38TSSOP

Analog Devices Inc.

3,344
RFQ
LTC3859ALHFE#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 ~ 150°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC3707IGN-SYNC#TRPBF Analog Devices Inc.

LTC3707IGN-SYNC#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

3,678
RFQ
LTC3707IGN-SYNC#TRPBF Datasheet

Datasheet

- 28-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 28V 220kHz 99.4% Yes No - Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 28-SSOP
UCC2806PWTRG4 Texas Instruments

UCC2806PWTRG4

IC REG CTRLR MULT TOP 16TSSOP

Texas Instruments

3,358
RFQ
UCC2806PWTRG4 Datasheet

Datasheet

- 16-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, Forward Converter 2 1 8V ~ 14.5V 47kHz 50% Yes No - Current Limit, Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-TSSOP
LTC1929CG-PG#TRPBF Analog Devices Inc.

LTC1929CG-PG#TRPBF

IC REG CTRLR BUCK 28SSOP

Analog Devices Inc.

4,757
RFQ
LTC1929CG-PG#TRPBF Datasheet

Datasheet

- 28-SSOP (0.209", 5.30mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4V ~ 36V - 99.5% Yes No - Enable, Power Good, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 28-SSOP
LTC3728IUH#TRPBF Analog Devices Inc.

LTC3728IUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

4,710
RFQ
LTC3728IUH#TRPBF Datasheet

Datasheet

- 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 3.5V ~ 30V 260kHz ~ 550kHz 99.4% Yes No - Enable, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 32-QFN (5x5)
LTC3887EUJ-2#TRPBF Analog Devices Inc.

LTC3887EUJ-2#TRPBF

DUAL OUTPUT POLYPHASE STEP-DOWN

Analog Devices Inc.

4,281
RFQ
LTC3887EUJ-2#TRPBF Datasheet

Datasheet

PolyPhase® 40-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 34V 250kHz ~ 1MHz - Yes Yes I2C, PMBus Enable, Frequency Control, Phase Control -40°C ~ 125°C (TJ) - - Surface Mount 40-QFN (6x6)
LTC1435IS#TRPBF Analog Devices Inc.

LTC1435IS#TRPBF

IC REG CTRLR BUCK 16SOIC

Analog Devices Inc.

2,277
RFQ
LTC1435IS#TRPBF Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 30V Up to 400kHz 99% Yes No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SO
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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.