| Photo | Mfr. Part # | Availability | 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
UCC2580D-3IC REG CTRLR FWRD CONV 16SOIC |
4,016 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive or Negative | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6341CRZIC REG CTRLR BUCK 10-TDFN |
4,987 |
|
Datasheet |
- | 10-WFDFN Exposed Pad | Tray | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 85% | Yes | No | - | Enable, Phase Control, Power Good, Power on Reset | 0°C ~ 70°C (TA) | - | - | Surface Mount | 10-TDFN-EP (3x3) |
|
MAX1961EEPPWM STEP-DOWN CONTROLLER |
392 |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.35V ~ 5.5V | 500kHz, 1MHz | 92% | Yes | Yes | - | Current Limit, Enable, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
MAX8525EEI+IC REG CTRLR BUCK 28QSOP |
2,574 |
|
Datasheet |
- | 28-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.5V ~ 5.5V | 150kHz ~ 1.2MHz | - | No | Yes | - | Current Limit, Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QSOP |
|
TPS40131RHBRIC REG CTRLR BUCK 32QFN |
3,825 |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 100kHz ~ 1.2MHz | 87.5% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-VQFN (5x5) |
|
LTC1622CS8#TRPBFIC REG CTRLR BUCK 8SOIC |
2,403 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2V ~ 10V | - | 100% | No | Yes | - | Enable, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SO |
|
LM3753SQ/NOPBDUAL SWITCHING CONTROLLER, VOLTA |
3,000 |
|
Datasheet |
- | 32-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 18V | 200kHz ~ 1MHz | 81% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Tracking | -5°C ~ 125°C (TJ) | - | - | Surface Mount | 32-WQFN (5x5) |
|
MAX775CSAINVERTING DC-TO-DC CONTROLLER |
1,738 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Negative | Buck | 1 | 1 | 3V ~ 16.5V | 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UCC2580N-3IC REG CTRLR FWRD CONV 16DIP |
3,540 |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive or Negative | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UCC2580N-1IC REG CTRLR FWRD CONV 16DIP |
1,493 |
|
Datasheet |
- | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
UCD9112RHBTIC REG CTRLR BUCK 32VQFN |
3,846 |
|
Datasheet |
- | 32-VFQFN Exposed Pad | Tape & Reel (TR) | Not For New Designs | PWM Signal | Step-Down | Positive | Buck | 2 | 1 | 3.14V ~ 3.46V | 250kHz ~ 1MHz | 100% | No | No | - | Current Limit, Power Good, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 32-VQFN (5x5) |
|
|
NX2147CMTRIC REG CTRLR BUCK MLPQ-16L |
2,990 |
|
Datasheet |
- | 16-VQFN Exposed Pad | Tape & Reel (TR) | Discontinued at Digi-Key | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 22V | - | - | Yes | No | - | Enable, On Time Control | -10°C ~ 100°C (TA) | - | - | Surface Mount | 16-MLPQ (4x4) |
|
MAX746CSE-TG068PWM, STEP-DOWN DC-DC CONTROLLER |
1,000 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 15V | 100kHz | 96% (Typ) | No | No | - | Current Limit, Frequency Control, Pulse Skipping, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
CA2524FXREGULATING PULSE WIDTH MODULATOR |
233 |
|
Datasheet |
- | 16-CDIP (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-CERDIP |
|
ISL6445IAZDUAL SWITCHING CONTROLLER |
470 |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 5.6V ~ 24V | 1.4MHz | 73% | Yes | No | - | Enable, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
|
UCC3580D-3IC REG CTRLR FWRD CONV 16SOIC |
1,750 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive or Negative | Forward Converter | 2 | 1 | 8.5V ~ 16V | 400kHz | 66% | No | No | - | Enable, Ramp, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ADP1879ACPZ-1.0-R7IC REG CTRLR BUCK 14LFCSP |
4,214 |
|
Datasheet |
- | 14-WFDFN Exposed Pad, CSP | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.25V ~ 20V | 1MHz | 45% | Yes | No | - | Enable, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-LFCSP-WD (4x3) |
|
|
LM5025MTC/NOPBIC REG CTRLR FWRD CONV 16TSSOP |
7,261 |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-TSSOP |
|
SI-8511NVS-TLIC REG CTRLR BUCK 24TSSOP |
2,787 |
|
Datasheet |
- | 24-LSSOP (0.220", 5.60mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 400kHz | - | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -20°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
LM5025ASD/NOPBIC REG CTRLR FWRD CONV 16WSON |
1,978 |
|
Datasheet |
- | 16-WFDFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 2 | 1 | 8V ~ 15V | 200kHz ~ 580kHz | 80% | No | Yes | - | Dead Time Control, Frequency Control, Ramp, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-WSON (5x5) |
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.
| 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 |
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.
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.
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.
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.
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.
Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.