| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL6551IB-TZVS FULL BRIDGE PWM CONTROLLER |
2,000 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 10.8V ~ 13.2V | 50kHz ~ 500kHz | 50% | Yes | No | - | Current Limit, Dead Time Control, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SOIC |
|
ISL6551IBDUAL SWITCHING CONTROLLER |
1,247 |
|
Datasheet |
- | 28-SOIC (0.295", 7.50mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge | 1 | 1 | 10.8V ~ 13.2V | 50kHz ~ 500kHz | 50% | Yes | No | - | Current Limit, Dead Time Control, Enable, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 28-SOIC |
|
UCC3585D-TISWITCHING CONTROLLER, VOLTAGE-MO |
6,350 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 1 | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC3585DSWITCHING CONTROLLER, VOLTAGE-MO |
525 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 5.5V | 500kHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Soft Start | 0°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
LTC3803HS6-5#TRPBFIC REG CTRLR FLYBACK TSOT23-6 |
4,484 |
|
Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 4V ~ 8.1V | 200kHz | 80% | No | No | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
|
LTC3775EMSE#TRPBFIC REG CTRLR BUCK 16MSOP |
2,595 |
|
Datasheet |
PolyPhase® | 16-TFSOP (0.118", 3.00mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 38V | 250kHz ~ 1MHz | 90% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-MSOP-EP |
|
ISL8118IRZIC REG CTRLR BUCK 28QFN |
204 |
|
Datasheet |
- | 28-VFQFN Exposed Pad | Tube | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.9V ~ 5.6V | 250kHz ~ 2MHz | 100% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 28-QFN (5x5) |
|
ISL6558CRZ-TSWITCHING CONTROLLER, VOLTAGE-MO |
5,890 |
|
Datasheet |
- | 20-VQFN Exposed Pad | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | - | No | - | Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-QFN (5x5) |
|
UCC3807D-3IC REG CTRLR MULT TOPOLOGY 8SOIC |
2,526 |
|
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 | 4.1V ~ 13.5V | 202kHz | 78% | No | No | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
NCP5383MNR2GIC REG CTRLR BUCK 24QFN |
3,843 |
|
Datasheet |
- | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 13.2V | 100kHz ~ 400kHz | - | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 24-QFN (4x4) |
|
UCC3961NIC REG CTRLR FWRD CONV 14DIP |
2,639 |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward Converter | 1 | 1 | 8V ~ 19V | 400kHz | 72% | Yes | No | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Through Hole | 14-PDIP |
|
ISL6445IAZ-TKDUAL SWITCHING CONTROLLER |
963 |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Bulk | 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 |
|
TPS51113DRCRIC REG CTRLR BUCK 10SON |
4,668 |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 13.2V | 300kHz | 72% | Yes | No | - | Enable, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-VSON (3x3) |
|
TL1451CNSRIC REG CTRLR BUCK/BST/FLYBK 16SO |
2,420 |
|
Datasheet |
- | 16-SOIC (0.209", 5.30mm 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-SO |
|
|
MAX1627ESAIC REG CTRLR BUCK 8SOIC |
1,100 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 16.5V | 300kHz | 100% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
LM5033MM/NOPBIC REG CTRLR PUSH-PULL 10MSOP |
1,751 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Last Time Buy | PWM Signal | Step-Up/Step-Down | Positive | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 15V ~ 90V | 200kHz, 600kHz | - | Yes | Yes | - | Frequency Control, Soft Start | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-VSSOP |
|
L6712AQTRIC REG CTRLR BUCK 36VFQFPN |
1,784 |
|
Datasheet |
- | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-VFQFPN (6x6) |
|
L6712QTRIC REG CTRLR BUCK 36VFQFPN |
659 |
|
Datasheet |
- | 36-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 7.5V ~ 15V | 150kHz | 80% | Yes | No | - | Frequency Control, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 36-VFQFPN (6x6) |
|
TPS40071PWPIC REG CTRLR BUCK 16HTSSOP |
1,240 |
|
Datasheet |
- | 16-PowerTSSOP (0.173", 4.40mm Width) | Bulk | Not For New Designs | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 93% | Yes | No | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-HTSSOP |
|
MAX608EPAIC REG CTRLR BOOST 8DIP |
1,898 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 1.8V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
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.