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
RT9619AGS Richtek USA Inc.

RT9619AGS

IC REG CTRLR BUCK 8SOP

Richtek USA Inc.

4,235
RFQ
RT9619AGS Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 7.3V ~ 13.5V 200kHz ~ 500kHz - Yes No - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOP
MCP1632T-AAE/MS Microchip Technology

MCP1632T-AAE/MS

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

2,371
RFQ
MCP1632T-AAE/MS Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 1 3V ~ 5.5V 300kHz 85% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
MCP1632T-BAE/MS Microchip Technology

MCP1632T-BAE/MS

IC REG CTRLR MULT TOPOLOGY 8MSOP

Microchip Technology

2,149
RFQ
MCP1632T-BAE/MS Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Cuk, Flyback, SEPIC 1 1 3V ~ 5.5V 600kHz 85% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-MSOP
MAX5094CASA+T Analog Devices Inc./Maxim Integrated

MAX5094CASA+T

IC REG CTRLR MULT TOPOLOGY 8SOIC

Analog Devices Inc./Maxim Integrated

2,636
RFQ
MAX5094CASA+T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 7.6V ~ 30V 20kHz ~ 1MHz 96% No No - Frequency Control -40°C ~ 125°C (TJ) - - Surface Mount 8-SOIC
SC412AMLTRT Semtech Corporation

SC412AMLTRT

IC REG CTRLR BUCK 16MLP

Semtech Corporation

1,731
RFQ

-

- 16-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 25V 325kHz 85% Yes No - Current Limit, Enable, Power Good -40°C ~ 85°C (TA) - - Surface Mount 16-MLPQ (3x3)
SC419ULTRT Semtech Corporation

SC419ULTRT

IC REG CTRLR BUCK 20MLPQ

Semtech Corporation

3,746
RFQ
SC419ULTRT Datasheet

Datasheet

EcoSpeed®, SmartDrive™ 20-VFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V Up to 1MHz - Yes No - Current Limit, Enable, On Time Control, Power Good -40°C ~ 85°C (TA) - - Surface Mount 20-MLPQ-UT (3x3)
MAX5022EUA Analog Devices Inc./Maxim Integrated

MAX5022EUA

IC REG CTRLR MULT TOPOLOGY 8UMAX

Analog Devices Inc./Maxim Integrated

4,541
RFQ

-

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 11V ~ 28V 262kHz 75% No No - - -40°C ~ 85°C (TA) - - Surface Mount 8-uMAX/uSOP
TL598CNE4 Texas Instruments

TL598CNE4

PULSE-WIDTH-MODULATION (PWM) CON

Texas Instruments

2,467
RFQ
TL598CNE4 Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Tube Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Boost, Buck, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 7V ~ 40V 1kHz ~ 300kHz 45% Yes No - Current Limit, Dead Time Control, Frequency Control 0°C ~ 70°C (TA) - - Through Hole 16-PDIP
SC1104AISTRT Semtech Corporation

SC1104AISTRT

IC REG CTRLR BUCK 8SOIC

Semtech Corporation

1,712
RFQ

-

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 14V 300kHz 95% Yes No - Enable, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
SC1104BISTRT Semtech Corporation

SC1104BISTRT

IC REG CTRLR BUCK 8SOIC

Semtech Corporation

4,158
RFQ

-

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 7V 600kHz 90% Yes No - Enable, Phase Control, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
SP6134HEU-L/TR MaxLinear, Inc.

SP6134HEU-L/TR

IC REG CTRLR BUCK 10MSOP

MaxLinear, Inc.

2,657
RFQ
SP6134HEU-L/TR Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3V ~ 28V 600kHz 100% Yes No - Soft Start -40°C ~ 85°C (TA) - - Surface Mount 10-MSOP
ISL8105ACRZ Renesas Electronics Corporation

ISL8105ACRZ

IC REG CTRLR BUCK 10DFN

Renesas Electronics Corporation

3,811
RFQ
ISL8105ACRZ Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 6.5V ~ 14.4V 600kHz 100% Yes No - Current Limit, Enable 0°C ~ 70°C (TA) - - Surface Mount 10-DFN (3x3)
ISL8105AIRZ Renesas Electronics Corporation

ISL8105AIRZ

IC REG CTRLR BUCK 10DFN

Renesas Electronics Corporation

2,082
RFQ
ISL8105AIRZ Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tube Active Transistor Driver Step-Down Positive Buck 1 1 6.5V ~ 14.4V 600kHz 100% Yes No - Current Limit, Enable -40°C ~ 85°C (TA) - - Surface Mount 10-DFN (3x3)
TL5001CDG4 Texas Instruments

TL5001CDG4

IC REG CTRLR BCK/BST/FLYBK 8SOIC

Texas Instruments

1,980
RFQ
TL5001CDG4 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 3.6V ~ 40V 20kHz ~ 500kHz 100% No No - Dead Time Control, Frequency Control -20°C ~ 85°C (TA) - - Surface Mount 8-SOIC
UCD7230RGWTG4 Texas Instruments

UCD7230RGWTG4

IC REG CTRLR BUCK 20VQFN

Texas Instruments

2,654
RFQ
UCD7230RGWTG4 Datasheet

Datasheet

- 20-VQFN Exposed Pad Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 15.5V Up to 2MHz - Yes No - Current Limit, Enable -40°C ~ 125°C (TJ) - - Surface Mount 20-VQFN (5x5)
TL5001AIDRG4 Texas Instruments

TL5001AIDRG4

IC REG CTRLR BCK/BST/FLYBK 8SOIC

Texas Instruments

2,328
RFQ
TL5001AIDRG4 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Discontinued at Digi-Key Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback 1 1 3.6V ~ 40V 20kHz ~ 500kHz 100% No No - Dead Time Control, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
L6728 STMicroelectronics

L6728

IC REG CTRLR BUCK 10DFN

STMicroelectronics

2,681
RFQ
L6728 Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 5V ~ 12V 300kHz 80% Yes No - Enable, Phase Control, Power Good -40°C ~ 125°C (TJ) - - Surface Mount 10-DFN (3x3)
IRU3138CSTRPBF Infineon Technologies

IRU3138CSTRPBF

IC REG CTRLR BUCK 14SOIC

Infineon Technologies

1,423
RFQ
IRU3138CSTRPBF Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.25V ~ 25V 200kHz ~ 400kHz 90% Yes No - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 14-SOIC
BD9611MUV-RE2 Rohm Semiconductor

BD9611MUV-RE2

IC REG CTRLR BUCK 20VQFN

Rohm Semiconductor

2,069
RFQ
BD9611MUV-RE2 Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Not For New Designs Transistor Driver Step-Down Positive Buck 1 1 10V ~ 56V 50kHz ~ 500kHz 60% Yes Yes - Current Limit, Enable, Frequency Control, Soft Start -40°C ~ 105°C - - Surface Mount VQFN020V4040
LM2737MTC/NOPB Texas Instruments

LM2737MTC/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

1,079
RFQ
LM2737MTC/NOPB Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tube Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 50kHz ~ 2MHz 90% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
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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.