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
TL3844DG4-8 Texas Instruments

TL3844DG4-8

IC REG CTRLR BST FLYBK PWM 8SOIC

Texas Instruments

1,011
RFQ
TL3844DG4-8 Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive Boost, Flyback, Forward 1 1 10V ~ 30V Up to 500kHz 48% No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LV5762QA-NH onsemi

LV5762QA-NH

IC REG CTRLR BUCK 16QWQFNJ

onsemi

1,002
RFQ

-

- 16-WFQFN Exposed Pad Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 8.5V ~ 42V 1MHz 80% Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-WQFN/VQFNJ (3x3)
ADM1051JR Analog Devices Inc.

ADM1051JR

IC REG CTRLR BUCK 8SOIC

Analog Devices Inc.

58,117
RFQ
ADM1051JR Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete - - - - - - - - - - - - - - - - Surface Mount 8-SOIC
LM2744MTCX/NOPB Texas Instruments

LM2744MTCX/NOPB

IC REG CTRLR BUCK 14TSSOP

Texas Instruments

4,439
RFQ
LM2744MTCX/NOPB Datasheet

Datasheet

- 14-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 6V 50kHz ~ 1MHz 80% Yes No - Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking -40°C ~ 125°C (TJ) - - Surface Mount 14-TSSOP
ISL6527IR-T Intersil

ISL6527IR-T

SWITCHING CONTROLLER

Intersil

6,000
RFQ
ISL6527IR-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk 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)
MAX1980EGP Analog Devices Inc./Maxim Integrated

MAX1980EGP

QUICK-PWM DC-DC CONVERTER

Analog Devices Inc./Maxim Integrated

3,507
RFQ
MAX1980EGP Datasheet

Datasheet

- 20-VFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 200kHz, 300kHz, 550kHz - Yes No - Current Limit, On Time Control, Pulse Skipping -40°C ~ 100°C (TA) - - Surface Mount 20-QFN (4x4)
ADM1052JR Analog Devices Inc.

ADM1052JR

IC REG BDGAP PREC DUAL 8SOIC

Analog Devices Inc.

2,465
RFQ
ADM1052JR Datasheet

Datasheet

- - Tube Obsolete - - - - - - - - - - - - - - - - - -
ISL6527IB Intersil

ISL6527IB

SWITCHING CONTROLLER

Intersil

1,123
RFQ
ISL6527IB 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
ISL6420AIAZS2698 Intersil

ISL6420AIAZS2698

SWITCHING CONTROLLER, VOLTAGE-MO

Intersil

426
RFQ
ISL6420AIAZS2698 Datasheet

Datasheet

- 20-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 5.6V ~ 28V 100kHz ~ 1.4MHz 96% Yes No - Enable, Frequency Control, Phase Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 20-QSOP
L6728TR STMicroelectronics

L6728TR

IC REG CTRLR BUCK 10DFN

STMicroelectronics

6,128
RFQ
L6728TR Datasheet

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) 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)
IFX80471SKVXUMA1 Infineon Technologies

IFX80471SKVXUMA1

IC REG CTRLR BUCK 14DSO

Infineon Technologies

2,188
RFQ
IFX80471SKVXUMA1 Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 5V ~ 60V 360kHz 100% Yes Yes - Enable, Reset -40°C ~ 125°C (TJ) - - Surface Mount PG-DSO-14-1
UC2842DW Unitrode

UC2842DW

1A, 500KHZ BIPOLAR, PDSO16

Unitrode

3,230
RFQ
UC2842DW Datasheet

Datasheet

- 16-SOIC (0.295", 7.50mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Boost, Buck, Buck-Boost, Flyback, Forward 1 1 12V ~ 28V Up to 500kHz 97% No No - Frequency Control -40°C ~ 85°C - - Surface Mount 16-SOIC
NCP5422ADR2G onsemi

NCP5422ADR2G

IC REG CTRLR BUCK 16SOIC

onsemi

4,625
RFQ
NCP5422ADR2G Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 7.8V ~ 16V 150kHz ~ 600kHz 100% Yes No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 16-SOIC
MIC38HC45-1BN Microchip Technology

MIC38HC45-1BN

CURRENT-MODE PWM CONTROLLER

Microchip Technology

12,103
RFQ
MIC38HC45-1BN Datasheet

Datasheet

- 14-DIP (0.300", 7.62mm) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 50% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 14-DIP
ISL6527AIR-T Intersil

ISL6527AIR-T

SWITCHING CONTROLLER

Intersil

6,000
RFQ
ISL6527AIR-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk 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)
UC3525AQ Texas Instruments

UC3525AQ

IC REG CTRLR MULT TOP 20PLCC

Texas Instruments

3,561
RFQ
UC3525AQ Datasheet

Datasheet

- 20-LCC (J-Lead) Tube Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive Buck, Boost, Flyback, Forward Converter, Full-Bridge, Half-Bridge, Push-Pull 2 1 8V ~ 35V 100Hz ~ 400kHz 49% Yes Yes - Enable, Frequency Control, Soft Start 0°C ~ 70°C (TA) - - Surface Mount 20-PLCC (9x9)
ISL6729IB-T Intersil

ISL6729IB-T

SWITCHING REGULATOR

Intersil

4,900
RFQ
ISL6729IB-T Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Flyback, Forward Converter 1 1 4.75V ~ 5.25V Up to 1MHz 99% Yes No - - -40°C ~ 105°C (TA) - - Surface Mount 8-SOIC
MIC38HC43-1BN Microchip Technology

MIC38HC43-1BN

CURRENT-MODE PWM CONTROLLER

Microchip Technology

2,712
RFQ
MIC38HC43-1BN Datasheet

Datasheet

- 14-DIP (0.300", 7.62mm) Bulk Obsolete Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Buck, Boost, Flyback, Forward Converter 1 1 7.6V ~ 20V - 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Through Hole 14-DIP
ISL6527AIB-T Intersil

ISL6527AIB-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6527AIB-T Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Bulk 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
LV5747NTT-TLM-E Sanyo

LV5747NTT-TLM-E

STEP-DOWN SWITCHING REGULATOR

Sanyo

2,000
RFQ
LV5747NTT-TLM-E Datasheet

Datasheet

- 12-TFSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 8V ~ 42V 300kHz 92% Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 12-MSOP
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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.