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
TPS40051QPWPRQ1 Texas Instruments

TPS40051QPWPRQ1

IC REG CTRLR BUCK 16HTSSOP

Texas Instruments

3,522
RFQ
TPS40051QPWPRQ1 Datasheet

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 40V Up to 1MHz 94% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 16-HTSSOP
LTC1778IGN#TRPBF Analog Devices Inc.

LTC1778IGN#TRPBF

IC REG CTRLR BUCK/BCK-BST 16SSOP

Analog Devices Inc.

1,170
RFQ
LTC1778IGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down, Step-Up/Step-Down Positive or Negative Buck, Buck-Boost 1 1 4V ~ 36V - - Yes Yes - Enable, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SSOP
MAX17230ETLS+T Analog Devices Inc./Maxim Integrated

MAX17230ETLS+T

IC REG BUCK SYNC

Analog Devices Inc./Maxim Integrated

2,284
RFQ

-

* - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
ISL6269BIRZ Renesas Electronics Corporation

ISL6269BIRZ

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

2,912
RFQ
ISL6269BIRZ Datasheet

Datasheet

Robust Ripple Regulator™ (R3) 16-VQFN Exposed Pad Tray Obsolete Transistor Driver Step-Down Positive Buck 1 1 5V ~ 25V 200kHz ~ 600kHz - Yes No - Enable, Frequency Control, Phase Control, Power Good -40°C ~ 100°C (TA) - - Surface Mount 16-QFN (4x4)
MAX1649ESA+T Analog Devices Inc./Maxim Integrated

MAX1649ESA+T

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc./Maxim Integrated

2,707
RFQ
MAX1649ESA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 16V Up to 300kHz 96.5% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
MAX1651ESA+T Analog Devices Inc./Maxim Integrated

MAX1651ESA+T

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc./Maxim Integrated

3,801
RFQ
MAX1651ESA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 16V Up to 300kHz 96.5% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
MAX17400ETI+ Analog Devices Inc./Maxim Integrated

MAX17400ETI+

IC GRAPHICS CORE CONTROLLER TQFN

Analog Devices Inc./Maxim Integrated

1,884
RFQ

-

* - Tray Obsolete - - - - - - - - - - - - - - - - - -
UCC2807DTR-1 Texas Instruments

UCC2807DTR-1

IC REG CTRLR MULT TOPOLOGY 8SOIC

Texas Instruments

1,017
RFQ
UCC2807DTR-1 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 6.9V ~ 13.5V 202kHz 78% No No - - -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
ISL6440IAZ-T Renesas Electronics Corporation

ISL6440IAZ-T

IC REG CTRLR BUCK 24QSOP

Renesas Electronics Corporation

2,435
RFQ
ISL6440IAZ-T Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 2 5.6V ~ 24V 300kHz 93% Yes No - Enable, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
LT1737CGN#TRPBF Analog Devices Inc.

LT1737CGN#TRPBF

IC REG CTRLR FLYBACK 16SSOP

Analog Devices Inc.

4,122
RFQ
LT1737CGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 4.1V ~ 20V 90kHz ~ 115kHz 90% No No - Enable, Soft Start 0°C ~ 100°C (TJ) - - Surface Mount 16-SSOP
LT1725CGN#TRPBF Analog Devices Inc.

LT1725CGN#TRPBF

IC REG CTRLR FLYBACK 16SSOP

Analog Devices Inc.

4,305
RFQ
LT1725CGN#TRPBF Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up/Step-Down Positive or Negative, Isolation Capable Flyback 1 1 9.7V ~ 22V 90kHz ~ 115kHz 90% No No - Enable, Soft Start 0°C ~ 100°C (TJ) - - Surface Mount 16-SSOP
LTC3865IFE#TRPBF Analog Devices Inc.

LTC3865IFE#TRPBF

IC REG CTRLR BUCK 38TSSOP

Analog Devices Inc.

4,161
RFQ
LTC3865IFE#TRPBF Datasheet

Datasheet

- 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, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 38-TSSOP-EP
LTC7840EFE#TRPBF Analog Devices Inc.

LTC7840EFE#TRPBF

DUAL PHASE/OUTPUT NON-SYNCH BOOS

Analog Devices Inc.

2,890
RFQ
LTC7840EFE#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 ~ 125°C (TJ) - - Surface Mount 28-TSSOP-EP
LTC7840EUFD#TRPBF Analog Devices Inc.

LTC7840EUFD#TRPBF

DUAL PHASE/OUTPUT NON-SYNCH BOOS

Analog Devices Inc.

4,967
RFQ
LTC7840EUFD#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 ~ 125°C (TJ) - - Surface Mount 28-QFN (4x5)
LTC3894HFE#TRPBF Analog Devices Inc.

LTC3894HFE#TRPBF

150V LOW IQ STEP-DWN DC/DC CTLR

Analog Devices Inc.

3,166
RFQ
LTC3894HFE#TRPBF Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width), 16 Leads, Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 150V 50kHz ~ 850kHz 100% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-TSSOP-EP
UC3827DWTR-1 Texas Instruments

UC3827DWTR-1

IC REG CTRLR MULT TOP 24SOIC

Texas Instruments

3,931
RFQ
UC3827DWTR-1 Datasheet

Datasheet

- 24-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down, Step-Up/Step-Down Positive Buck, Full-Bridge, Push-Pull 3 1 7.6V ~ 20V 220kHz 91% Yes Yes - Frequency Control, Ramp, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 24-SOIC
ISL68226IRAZ-T Renesas Electronics Corporation

ISL68226IRAZ-T

INFRA 3OUT/8PH DIGITAL CONTROLLE

Renesas Electronics Corporation

1,157
RFQ
ISL68226IRAZ-T Datasheet

Datasheet

- 60-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 3 8 3.135V ~ 3.465V 200kHz ~ 2MHz - No No - Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 60-QFN (7x7)
UC2825AQDWREPG4 Texas Instruments

UC2825AQDWREPG4

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

4,991
RFQ
UC2825AQDWREPG4 Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8.4V ~ 22V 400kHz ~ 1MHz 85% No No - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 16-SOIC
LM5036RJBR Texas Instruments

LM5036RJBR

HALF BRIDGE CONTROLLER W/INTEGRA

Texas Instruments

4,487
RFQ
LM5036RJBR Datasheet

Datasheet

- 28-WFQFN Exposed Pad Tape & Reel (TR) Active PWM Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 2 2 7.5V ~ 8.1V 2MHz 50% Yes Yes - Current Limit, Frequency Control, Ramp -40°C ~ 125°C (TJ) - - Surface Mount 28-WQFN (5x5)
LTC3839EUH#TRPBF Analog Devices Inc.

LTC3839EUH#TRPBF

IC REG CTRLR BUCK 32QFN

Analog Devices Inc.

2,460
RFQ
LTC3839EUH#TRPBF Datasheet

Datasheet

PolyPhase® 32-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 38V 200kHz ~ 2MHz - Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 32-QFN (5x5)
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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.