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
LM5035MH/NOPB Texas Instruments

LM5035MH/NOPB

IC REG CTRLR HALF-BRIDGE 20TSSOP

Texas Instruments

140
RFQ
LM5035MH/NOPB Datasheet

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Tube Last Time Buy Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Half-Bridge 1 1 13V ~ 105V 200kHz, 500kHz - Yes Yes - Frequency Control, Ramp, Soft Start -40°C ~ 125°C (TJ) - - Surface Mount 20-HTSSOP
BD95601MUV-LBE2 Rohm Semiconductor

BD95601MUV-LBE2

IC REG CTRLR BUCK 20VQFN

Rohm Semiconductor

1,880
RFQ
BD95601MUV-LBE2 Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Last Time Buy Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 25V 200kHz ~ 500kHz - Yes No - Current Limit, Enable, Power Good, Soft Start -10°C ~ 85°C - - Surface Mount VQFN020V4040
MAX1744AUB Analog Devices Inc./Maxim Integrated

MAX1744AUB

HIGH-VOLTAGE, STEP-DOWN DC-DC CO

Analog Devices Inc./Maxim Integrated

1,724
RFQ

-

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 36V Up to 330kHz 100% No No - Enable -40°C ~ 125°C (TA) - - Surface Mount 10-uMAX/uSOP
ISL6420BIRZ-T7A Renesas Electronics Corporation

ISL6420BIRZ-T7A

IC REG CTRLR BUCK 20QFN

Renesas Electronics Corporation

150
RFQ
ISL6420BIRZ-T7A Datasheet

Datasheet

- 20-VFQFN Exposed Pad Tape & Reel (TR) Obsolete 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-QFN (4x4)
MAX1651EPA Analog Devices Inc./Maxim Integrated

MAX1651EPA

IC REG CTRLR BUCK 8DIP

Analog Devices Inc./Maxim Integrated

821
RFQ
MAX1651EPA Datasheet

Datasheet

- 8-DIP (0.300", 7.62mm) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 3V ~ 16V Up to 300kHz 96.5% No No - Enable -40°C ~ 85°C (TA) - - Through Hole 8-PDIP
UCC2570N/81331 Texas Instruments

UCC2570N/81331

LTB END 04-20-10 - USE UCC25701N

Texas Instruments

8,241
RFQ
UCC2570N/81331 Datasheet

Datasheet

- 14-DIP (0.300", 7.62mm) Bulk Active Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Forward 1 1 9V ~ 15V 500kHz 80% No Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Ramp, Soft Start -40°C ~ 85°C (TA) - - Through Hole 14-PDIP
MAX1653EEE-TG068 Analog Devices Inc./Maxim Integrated

MAX1653EEE-TG068

STEP-DOWN DC-DC CONTROLLER

Analog Devices Inc./Maxim Integrated

8,000
RFQ
MAX1653EEE-TG068 Datasheet

Datasheet

- 16-SSOP (0.154", 3.90mm Width) Bulk Active Transistor Driver Step-Down Positive Buck 1 1 4.5V ~ 30V 150kHz, 300kHz 99% Yes Yes - Current Limit, Dead Time Control, Enable, Frequency Control, Pulse Skipping, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 16-QSOP
MAX747ESD+ Analog Devices Inc./Maxim Integrated

MAX747ESD+

IC REG CTRLR 14SOIC

Analog Devices Inc./Maxim Integrated

4,954
RFQ
MAX747ESD+ Datasheet

Datasheet

- 14-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 4V ~ 15V 100kHz 96% No No - Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 14-SOIC
MAX1549ETL+ Analog Devices Inc./Maxim Integrated

MAX1549ETL+

ADJUSTABLE STEP-DOWN CONTROLLER

Analog Devices Inc./Maxim Integrated

42,025
RFQ
MAX1549ETL+ Datasheet

Datasheet

- 40-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 5.5V 100kHz, 200kHz, 300kHz, 400kHz 93% Yes No - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C - - Surface Mount 40-TQFN-EP (6x6)
MAX1549ETL Analog Devices Inc./Maxim Integrated

MAX1549ETL

ADJUSTABLE STEP-DOWN CONTROLLER

Analog Devices Inc./Maxim Integrated

1,357
RFQ
MAX1549ETL Datasheet

Datasheet

- 40-WFQFN Exposed Pad Bulk Active Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 5.5V 100kHz, 200kHz, 300kHz, 400kHz 93% Yes No - Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start -40°C ~ 85°C - - Surface Mount 40-TQFN-EP (6x6)
MAX1858AEEG+ Analog Devices Inc./Maxim Integrated

MAX1858AEEG+

IC REG CTRLR BUCK 24QSOP

Analog Devices Inc./Maxim Integrated

2,597
RFQ
MAX1858AEEG+ Datasheet

Datasheet

- 24-SSOP (0.154", 3.90mm Width) Bulk Obsolete Transistor Driver Step-Down Positive Buck 2 2 4.5V ~ 23V 100kHz ~ 600kHz - Yes Yes - Current Limit, Enable, Frequency Control, Reset -40°C ~ 85°C (TA) - - Surface Mount 24-QSOP
ADP1871ARMZ-0.6-R7 Analog Devices Inc.

ADP1871ARMZ-0.6-R7

IC REG CTRLR BUCK 10MSOP

Analog Devices Inc.

1,126
RFQ
ADP1871ARMZ-0.6-R7 Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 2.95V ~ 20V 600kHz 65% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
ADP1871ARMZ-1.0-R7 Analog Devices Inc.

ADP1871ARMZ-1.0-R7

IC REG CTRLR BUCK 10MSOP

Analog Devices Inc.

4,838
RFQ
ADP1871ARMZ-1.0-R7 Datasheet

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 1 1 3.25V ~ 20V 1MHz 45% Yes No - Enable -40°C ~ 125°C (TJ) - - Surface Mount 10-MSOP
UC2578DP Texas Instruments

UC2578DP

IC REG CTRLR BUCK 16SOIC

Texas Instruments

3,812
RFQ
UC2578DP Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Down Positive Buck 1 1 14V ~ 72V 110kHz 90% No No - Current Limit, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 16-SOIC
UCC2895Q Texas Instruments

UCC2895Q

IC OFFLINE SW FULL-BRDG 20PLCC

Texas Instruments

3,549
RFQ
UCC2895Q Datasheet

Datasheet

- 20-LCC (J-Lead) Tube Obsolete PWM - Positive Phase-Shifted Full-Bridge 1 1 10V ~ 16.5V 1MHz 100% - Yes - Frequency Control, Soft Start, Sync -40°C ~ 85°C (TA) - - Surface Mount 20-PLCC (9x9)
TPS53128RGER Texas Instruments

TPS53128RGER

IC REG CTRLR BUCK 24VQFN

Texas Instruments

1,307
RFQ
TPS53128RGER Datasheet

Datasheet

D-CAP2™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 350kHz - Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-VQFN (4x4)
TPS53129RGER Texas Instruments

TPS53129RGER

IC REG CTRLR BUCK 24VQFN

Texas Instruments

2,889
RFQ
TPS53129RGER Datasheet

Datasheet

D-CAP2™ 24-VFQFN Exposed Pad Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 700kHz - Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-VQFN (4x4)
TPS53128PWR Texas Instruments

TPS53128PWR

IC REG CTRLR BUCK 24TSSOP

Texas Instruments

1,524
RFQ
TPS53128PWR Datasheet

Datasheet

D-CAP2™ 24-TSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Transistor Driver Step-Down Positive Buck 2 1 4.5V ~ 24V 350kHz - Yes No - Current Limit, Enable, Soft Start -40°C ~ 85°C (TA) - - Surface Mount 24-TSSOP
ISL6401CRZ-T Intersil

ISL6401CRZ-T

SWITCHING CONTROLLER

Intersil

17,970
RFQ
ISL6401CRZ-T Datasheet

Datasheet

- 16-VQFN Exposed Pad Bulk Obsolete Transistor Driver Step-Up, Step-Up/Step-Down Positive, Isolation Capable Boost, Flyback 1 1 4.5V ~ 5.5V 50kHz ~ 500kHz 48% No Yes - Enable, Frequency Control -40°C ~ 85°C (TA) - - Surface Mount 16-QFN (4x4)
ISL6740IBZ Intersil

ISL6740IBZ

SWITCHING CONTROLLER

Intersil

4,730
RFQ
ISL6740IBZ Datasheet

Datasheet

- 16-SOIC (0.154", 3.90mm Width) Tube Obsolete Transistor Driver Step-Up/Step-Down Positive, Isolation Capable Full-Bridge, Half-Bridge, Push-Pull 2 1 9V ~ 16V Up to 1MHz 83% Yes Yes - Enable, Frequency Control, Soft Start -40°C ~ 105°C (TA) - - Surface Mount 16-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.