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
CS51221ED16 onsemi

CS51221ED16

IC REG CTRLR FWRD CONV 16SOIC

onsemi

3,986
RFQ
CS51221ED16 Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward Converter 1 1 3.8V ~ 15V 1MHz 85% No Yes - Current Limit, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
TPS53124PWR Texas Instruments

TPS53124PWR

IC REG CTRLR BUCK 28TSSOP

Texas Instruments

3,811
RFQ
TPS53124PWR Datasheet

Datasheet

D-CAP™ 28-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V - - Yes No - Enable -40°C ~ 85°C (TA) - - Surface Mount 28-TSSOP
TPS40195RGYTG4 Texas Instruments

TPS40195RGYTG4

IC REG CTRLR BUCK 16VQFN

Texas Instruments

2,097
RFQ
TPS40195RGYTG4 Datasheet

Datasheet

- 16-VFQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 20V 100kHz ~ 600kHz 85% Yes Yes - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-VQFN (4x3.5)
UC2524DW Texas Instruments

UC2524DW

IC REG CTRLR MULT TOP 16SOIC

Texas Instruments

2,053
RFQ
UC2524DW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 40V 300kHz 45% No No - Current Limit, Enable, Frequency Control, Ramp -25°C ~ 85°C (TA) - - Surface Mount 16-SOIC
RT8241DZQW Richtek USA Inc.

RT8241DZQW

IC REG CTRLR BUCK 12WQFN

Richtek USA Inc.

2,973
RFQ
RT8241DZQW Datasheet

Datasheet

- 12-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V - - Yes No - Current Limit, Enable, Phase Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 12-WQFN (2x2)
ISL6535IBZ Renesas Electronics Corporation

ISL6535IBZ

IC REG CTRLR BUCK 14SOIC

Renesas Electronics Corporation

3,705
RFQ
ISL6535IBZ Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
ISL6535IRZ-TK Renesas Electronics Corporation

ISL6535IRZ-TK

IC REG CTRLR BUCK 16QFN

Renesas Electronics Corporation

4,609
RFQ
ISL6535IRZ-TK Datasheet

Datasheet

- 16-VQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 10.8V ~ 13.2V 200kHz 100% Yes No - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
MPQ2908AGLE-AEC1-Z Monolithic Power Systems Inc.

MPQ2908AGLE-AEC1-Z

4V-60V INPUT, CURRENT MODE SYNCH

Monolithic Power Systems Inc.

2,932
RFQ
MPQ2908AGLE-AEC1-Z Datasheet

Datasheet

MPQ 20-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 4V ~ 60V 100kHz ~ 1MHz 99.5% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start, Sync -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount, Wettable Flank 20-QFN (3x4)
MIC2168ABMM Microchip Technology

MIC2168ABMM

IC REG CTRLR BUCK 10MSOP

Microchip Technology

3,832
RFQ
MIC2168ABMM Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 3V ~ 14.5V 1MHz 90% Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
MIC2168BMM Microchip Technology

MIC2168BMM

IC REG CTRLR BUCK 10MSOP

Microchip Technology

1,365
RFQ
MIC2168BMM Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 3V ~ 14.5V 1MHz 90% Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
MAX16990ATCC/V+T Analog Devices Inc./Maxim Integrated

MAX16990ATCC/V+T

IC REG CTRLR BOOST/SEPIC 12TQFN

Analog Devices Inc./Maxim Integrated

2,331
RFQ
MAX16990ATCC/V+T Datasheet

Datasheet

- 12-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 12-TQFN (3x3)
MAX16990ATCE/V+T Analog Devices Inc./Maxim Integrated

MAX16990ATCE/V+T

IC REG CTRLR BOOST/SEPIC 12TQFN

Analog Devices Inc./Maxim Integrated

2,558
RFQ
MAX16990ATCE/V+T Datasheet

Datasheet

- 12-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 12-TQFN (3x3)
MAX16990ATCF/V+T Analog Devices Inc./Maxim Integrated

MAX16990ATCF/V+T

IC REG CTRLR BOOST/SEPIC 12TQFN

Analog Devices Inc./Maxim Integrated

4,799
RFQ
MAX16990ATCF/V+T Datasheet

Datasheet

- 12-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 12-TQFN (3x3)
MAX16990AUBA/V+T Analog Devices Inc./Maxim Integrated

MAX16990AUBA/V+T

IC REG CTRLR BOOST/SEPIC 10UMAX

Analog Devices Inc./Maxim Integrated

3,323
RFQ
MAX16990AUBA/V+T Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-uMAX-EP
MAX16990AUBB/V+T Analog Devices Inc./Maxim Integrated

MAX16990AUBB/V+T

IC REG CTRLR BOOST/SEPIC 10UMAX

Analog Devices Inc./Maxim Integrated

1,216
RFQ
MAX16990AUBB/V+T Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 220kHz ~ 1MHz 93% No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C (TJ) Automotive AEC-Q100 Surface Mount 10-uMAX-EP
MAX16990ATED/V+T Analog Devices Inc./Maxim Integrated

MAX16990ATED/V+T

36V BOOST, 1 MHZ, IN UMAX OR TQF

Analog Devices Inc./Maxim Integrated

3,111
RFQ
MAX16990ATED/V+T Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, SEPIC 1 1 4.5V ~ 36V 100kHz ~ 1MHz 93% (Min) No Yes - Current Limit, Enable, Frequency Control, Power Good -40°C ~ 125°C - - Surface Mount 16-TQFN (3x3)
MAX20098ATEE/VY+T Analog Devices Inc./Maxim Integrated

MAX20098ATEE/VY+T

36V >10A 5UA BUCK CONT

Analog Devices Inc./Maxim Integrated

2,910
RFQ
MAX20098ATEE/VY+T Datasheet

Datasheet

- 16-WFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.5V ~ 42V 220kHz ~ 2.2MHz - Yes Yes - Current Limit, Enable, Power Good -40°C ~ 125°C Automotive AEC-Q100 Surface Mount 16-TQFN (3x3)
MIC38C43XYM Microchip Technology

MIC38C43XYM

IC REG CTRLR MULT TOPOLOGY 8SOIC

Microchip Technology

4,215
RFQ
MIC38C43XYM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
LM3485MM Texas Instruments

LM3485MM

IC REG CTRLR BUCK 8VSSOP

Texas Instruments

3,347
RFQ

-

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 35V - 100% No No - - -40°C ~ 125°C (TJ) - - Surface Mount 8-VSSOP
MAX1524EUT-T Analog Devices Inc./Maxim Integrated

MAX1524EUT-T

IC REG CTRLR MULT TOP SOT23-6

Analog Devices Inc./Maxim Integrated

3,090
RFQ

-

- SOT-23-6 Tape & Reel (TR) Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, SEPIC 1 1 2.5V ~ 5.5V - 85% No No - Enable -40°C ~ 85°C (TA) - - Surface Mount SOT-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.