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
ISL6551IR-T Intersil

ISL6551IR-T

DUAL SWITCHING CONTROLLER

Intersil

3,950
RFQ
ISL6551IR-T Datasheet

Datasheet

- 28-VQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge 1 1 10.8V ~ 13.2V 50kHz ~ 500kHz 50% Yes No - Current Limit, Dead Time Control, Enable, Soft Start 0°C ~ 85°C (TA) - - Surface Mount 28-QFN (6x6)
UCC28231DRNT Texas Instruments

UCC28231DRNT

IC REG CTRLR MULT TOP 12USON

Texas Instruments

3,616
RFQ
UCC28231DRNT Datasheet

Datasheet

- 12-UFDFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive Full-Bridge, Half-Bridge, Push-Pull 4 1 7V ~ 17V 100kHz ~ 550kHz - No No - Frequency Control, Soft Start -55°C ~ 125°C (TJ) - - Surface Mount 12-USON (3x2)
MAX1875EEG Analog Devices Inc./Maxim Integrated

MAX1875EEG

PWM STEP-DOWN CONTROLLER

Analog Devices Inc./Maxim Integrated

2,102
RFQ
MAX1875EEG Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.75V ~ 23V 100kHz ~ 600kHz - Yes Yes - Current Limit, Enable, Frequency Control, Reset -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
MAX669EUB Analog Devices Inc./Maxim Integrated

MAX669EUB

PWM STEP-UP CONTROLLER

Analog Devices Inc./Maxim Integrated

945
RFQ
MAX669EUB Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback, SEPIC 1 1 1.8V ~ 28V 100kHz ~ 500kHz 90% No Yes - Enable, Frequency Control, Soft Start -40°C ~ 85°C - - Surface Mount 10-uMAX
UC2823N Unitrode

UC2823N

UC2823 HIGH SPEED PWM CONTROLLER

Unitrode

17,697
RFQ
UC2823N Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -25°C ~ 85°C (TA) - - Through Hole 16-PDIP
UC2823N Texas Instruments

UC2823N

IC REG CTRLR MULT TOPOLOGY 16DIP

Texas Instruments

2,945
RFQ
UC2823N Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter 1 1 8.4V ~ 30V 340kHz ~ 460kHz 80% No No - Current Limit, Enable, Frequency Control, Ramp, Soft Start -25°C ~ 85°C (TA) - - Through Hole 16-PDIP
ISL6744AUZ Intersil

ISL6744AUZ

SWITCHING CONTROLLER

Intersil

24,459
RFQ
ISL6744AUZ Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge 1 1 9V ~ 16V Up to 1MHz 99% Yes No - Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 8-MSOP
ISL6527IBZ Intersil

ISL6527IBZ

SWITCHING CONTROLLER

Intersil

3,961
RFQ
ISL6527IBZ Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6527IRZ Intersil

ISL6527IRZ

SWITCHING CONTROLLER

Intersil

2,980
RFQ
ISL6527IRZ Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
ISL6527AIRZ Intersil

ISL6527AIRZ

SWITCHING CONTROLLER

Intersil

2,175
RFQ
ISL6527AIRZ Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 2.97V ~ 3.63V 600kHz 100% Yes No - Enable, Phase Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (5x5)
MAX746CPE Analog Devices Inc./Maxim Integrated

MAX746CPE

PWM, STEP-DOWN DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

2,171
RFQ
MAX746CPE Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 15V 100kHz 96% (Typ) No No - Current Limit, Frequency Control, Pulse Skipping, Ramp, Soft Start 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
ISL6247CRZ Intersil

ISL6247CRZ

MULTI-PHASE PWM CONTROLLER

Intersil

1,053
RFQ
ISL6247CRZ Datasheet

Datasheet

- 40-VFQFN Exposed Pad Tube Obsolete - - - - - - 5.5V ~ 25V - - - - - - - - - Surface Mount 40-QFN (6x6)
MAX775CPA Analog Devices Inc./Maxim Integrated

MAX775CPA

INVERTING DC-TO-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

750
RFQ
MAX775CPA Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Negative Buck 1 1 3V ~ 16.5V 300kHz - No No - Enable 0°C ~ 70°C (TA) - - Through Hole 8-PDIP
LTC7804IUD#TRPBF Analog Devices Inc.

LTC7804IUD#TRPBF

LOW IQ SYNCH BOOST CONTROLLER

Analog Devices Inc.

2,878
RFQ
LTC7804IUD#TRPBF Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up Positive Boost 1 1 4.5V ~ 40V 100kHz ~ 3MHz 100% Yes No - - -40°C ~ 125°C (TJ) - - Surface Mount 16-QFN (3x3)
TL1454ACD Texas Instruments

TL1454ACD

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

4,556
RFQ
TL1454ACD Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback 2 1 3.6V ~ 20V 50kHz ~ 2MHz 100% Yes No - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 16-SOIC
MAX747CPD+ Analog Devices Inc./Maxim Integrated

MAX747CPD+

PWM, STEP-DOWN DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

644
RFQ
MAX747CPD+ Datasheet

Datasheet

- 14-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 15V 100kHz 96% No No - Enable, Soft Start 0°C ~ 70°C (TA) - - Through Hole 14-PDIP
TPS51217DSCR Texas Instruments

TPS51217DSCR

IC REG CTRLR BUCK 10WSON

Texas Instruments

1,144
RFQ
TPS51217DSCR Datasheet

Datasheet

D-CAP™ 10-WFDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 6.5V 340kHz - Yes No - Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 10-WSON (3x3)
MAX1875AEEG+ Analog Devices Inc./Maxim Integrated

MAX1875AEEG+

IC REG CTRLR BUCK 24QSOP

Analog Devices Inc./Maxim Integrated

3,053
RFQ
MAX1875AEEG+ Datasheet

Datasheet

* - Bulk Obsolete - - - - - - - - - - - - - - - - - -
LV5044V-MPB-E onsemi

LV5044V-MPB-E

IC REG CTRLR BUCK 30SSOP

onsemi

912
RFQ

-

- 30-LSSOP (0.220", 5.60mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 16V 250kHz ~ 1.1MHz 82% Yes No - Current Limit, Power Good, Soft Start -20°C ~ 85°C (TA) - - Surface Mount 30-SSOP
LM3151MHX-3.3/NOPB Texas Instruments

LM3151MHX-3.3/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

2,835
RFQ
LM3151MHX-3.3/NOPB Datasheet

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 6V ~ 42V 250kHz - Yes No - Enable, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-HTSSOP
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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.