| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
UCC25705DGKTRIC REG CTRLR MULT TOP 8VSSOP |
2,472 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.2V ~ 15V | 1MHz | 93% | No | No | - | Current Limit | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-VSSOP |
|
NCV3011DTBR2GIC REG CTRLR BUCK 14TSSOP |
5,000 |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 400kHz | 83% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Power Good, Power On Reset, Ramp, Slew Control, Soft Start | -40°C ~ 140°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
ADM1051JR-REEL7IC REG CTRLR BUCK 8SOIC |
3,464 |
|
Datasheet |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UCC3581NIC REG CTRLR MULT TOPOLOGY 14DIP |
1,019 |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 6.8V ~ 15V | Up to 100kHz | 84% | No | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 14-PDIP |
|
UCC2807DTR-3IC REG CTRLR MULT TOPOLOGY 8SOIC |
4,679 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 4.1V ~ 13.5V | 202kHz | 78% | No | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UCC3807D-1IC REG CTRLR MULT TOPOLOGY 8SOIC |
3,338 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter, SEPIC | 1 | 1 | 6.9V ~ 13.5V | 202kHz | 78% | No | No | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
UCC28084PWIC REG CTRLR MULT TOP 8TSSOP |
1,652 |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Half-Bridge, Push-Pull | 2 | 1 | 4.1V ~ 15V | 200kHz | 49% | Yes | No | - | Current Limit, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
TPS40053PWPRIC REG CTRLR BUCK 16HTSSOP |
1,250 |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 8V ~ 40V | 500kHz | 94% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
MAX649CPASTEP-DOWN DC-DC CONTROLLER |
1,201 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
ISL6439IRZSWITCHING CONTROLLER |
1,063 |
|
Datasheet |
- | 16-VQFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 300kHz | 100% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (5x5) |
|
ISL6439AIRZSWITCHING CONTROLLER |
1,063 |
|
Datasheet |
- | 16-VQFN Exposed Pad | 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 | 16-QFN (5x5) |
|
ISL6558IBSWITCHING CONTROLLER |
878 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LM5035AMH-1/NOPBSWITCHING CONTROLLER, VOLTAGE-MO |
284 |
|
Datasheet |
- | 28-PowerTSSOP (0.173", 4.40mm Width) | Bulk | Active | 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 | 28-HTSSOP |
|
|
TPS40195RGYRIC REG CTRLR BUCK 16VQFN |
4,291 |
|
Datasheet |
- | 16-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 20V | 100kHz ~ 600kHz | 85% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 16-VQFN (4x3.5) |
|
ISL6268CAZSWITCHING CONTROLLER |
392 |
|
Datasheet |
Robust Ripple Regulator™ (R3) | 16-SSOP (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 7V ~ 25V | 200kHz ~ 600kHz | - | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good | -10°C ~ 100°C (TA) | - | - | Surface Mount | 16-QSOP |
|
TL5001AQDRG4IC REG CTRLR BCK/BST/FLYBK 8SOIC |
4,709 |
|
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 ~ 125°C (TJ) | - | - | Surface Mount | 8-SOIC |
|
|
UCC3580DTR-3IC REG CTRLR FWRD CONV 16SOIC |
1,671 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | 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 | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC3803DIC REG CTRLR MULT TOPOLOGY 8SOIC |
530 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 3.6V ~ 12V | 31kHz | 99% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
UCC3801DIC REG CTRLR MULT TOPOLOGY 8SOIC |
429 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.4V ~ 12V | 46kHz | 49% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
TL1451ACDRIC REG CTRLR MULT TOP 16SOIC |
1,230 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 2 | 1 | 3.6V ~ 50V | 1kHz ~ 500kHz | - | No | No | - | Frequency Control | -20°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
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.