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
CA3524EX Harris Corporation

CA3524EX

REGULATING PULSE WIDTH MODULATOR

Harris Corporation

1,867
RFQ
CA3524EX Datasheet

Datasheet

- 16-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up, Step-Down Positive Flyback, Push-Pull 2 1 8V ~ 40V Up to 300kHz 45% No No - Current limit, Dead Time Control, Enable, Frequency Control, Ramp 0°C ~ 70°C - - Through Hole 16-PDIP
ISL6431CB Intersil

ISL6431CB

SWITCHING CONTROLLER

Intersil

1,216
RFQ
ISL6431CB Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Phase Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
MIC38C43BMM TR Microchip Technology

MIC38C43BMM TR

BICMOS CURRENT-MODE PWM CONTROLL

Microchip Technology

262,842
RFQ
MIC38C43BMM TR Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward Converter 1 1 7.6V ~ 20V 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
CS5165HGDWR16 onsemi

CS5165HGDWR16

SWITCHING CONTROLLER

onsemi

52,768
RFQ
CS5165HGDWR16 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
CS51021ED16 onsemi

CS51021ED16

CURRENT MODE PWM CONTROLLER 1A

onsemi

1,728
RFQ
CS51021ED16 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
MIC38C43ABMM Microchip Technology

MIC38C43ABMM

CURRENT-MODE PWM CONTROLLER

Microchip Technology

1,601
RFQ
MIC38C43ABMM Datasheet

Datasheet

- 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 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 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-MSOP
RC5037M Fairchild Semiconductor

RC5037M

SWITCHING CONTROLLER

Fairchild Semiconductor

1,434
RFQ
RC5037M Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 7V - - No No - Frequency Control 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
ISL6520BCR Intersil

ISL6520BCR

SWITCHING CONTROLLER

Intersil

1,227
RFQ
ISL6520BCR Datasheet

Datasheet

- 16-VQFN Exposed Pad Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 5.5V 300kHz 100% Yes No - Enable, Phase Control 0°C ~ 70°C (TA) - - Surface Mount 16-QFN (4x4)
LV5061V-TLM-H Sanyo

LV5061V-TLM-H

STEP DOWN SWITCHING REGULATOR

Sanyo

260,000
RFQ
LV5061V-TLM-H Datasheet

Datasheet

- 16-LSSOP (0.173", 4.40mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 330kHz 95% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
LV5061V-TLM-H onsemi

LV5061V-TLM-H

IC REG CTRLR BUCK 16SSOP

onsemi

1,822
RFQ

-

- 16-LSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 18V 330kHz 95% No No - Current Limit, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SSOP
MIC38C43XBMTR Micrel Inc.

MIC38C43XBMTR

BICMOS CURRENT-MODE PWM CONTROLL

Micrel Inc.

113,904
RFQ
MIC38C43XBMTR Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
MIC38HC42BM TR Microchip Technology

MIC38HC42BM TR

BICMOS 1A CURRENT-MODE PWM CONTR

Microchip Technology

35,000
RFQ
MIC38HC42BM TR Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Up, Step-Down, Step-Up/Step-Down Positive, Isolation Capable Boost, Buck, Flyback, Forward Converter 1 1 7.6V ~ 20V Up to 500kHz 96% Yes No - Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 8-SOIC
LV5747QA-NH onsemi

LV5747QA-NH

IC REG CTRLR BUCK PWM 42V

onsemi

2,478
RFQ

-

* - Tape & Reel (TR) Obsolete - - - - - - - - - - - - - - - - - -
ADP3159JRU-REEL7 Analog Devices Inc.

ADP3159JRU-REEL7

4 BIT PROGRAMMABLE SYNCHRONOUS B

Analog Devices Inc.

7,000
RFQ
ADP3159JRU-REEL7 Datasheet

Datasheet

- 20-TSSOP (0.173", 4.40mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 - - - Yes No - Frequency Control, Power Good, Reset 0°C ~ 70°C (TA) - - Surface Mount 20-TSSOP
TL5001CP-A Texas Instruments

TL5001CP-A

ANALG VOLT REG SWITCHING

Texas Instruments

4,750
RFQ
TL5001CP-A Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
MIC38HC45BM Microchip Technology

MIC38HC45BM

CURRENT-MODE PWM CONTROLLER

Microchip Technology

1,179
RFQ
MIC38HC45BM Datasheet

Datasheet

- 8-SOIC (0.154", 3.90mm Width) 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 8-SOIC
CS51313GDR16 onsemi

CS51313GDR16

SWITCHING CONTROLLER

onsemi

1,154
RFQ
CS51313GDR16 Datasheet

Datasheet

* - Bulk Active - - - - - - - - - - - - - - - - - -
TPS40040DRBR Texas Instruments

TPS40040DRBR

IC REG CTRLR BUCK 8SON

Texas Instruments

3,000
RFQ
TPS40040DRBR Datasheet

Datasheet

- 8-VDFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.25V ~ 5.5V 300kHz 95% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 8-SON (3x3)
ISL6526AIB Intersil

ISL6526AIB

SWITCHING CONTROLLER

Intersil

3,890
RFQ
ISL6526AIB 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
ISL6526AIB-T Intersil

ISL6526AIB-T

SWITCHING CONTROLLER

Intersil

2,500
RFQ
ISL6526AIB-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
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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.