| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
ISL6401IRZSWITCHING CONTROLLER |
1,190 |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Active | 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, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (4x4) |
|
|
TL2842BDRIC REG CTRLR BST FLYBK CM 14SOIC |
2,400 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
NCP1378PGIC REG CTRLR FLYBACK 7DIP |
3,652 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm), 7 Leads | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive | Flyback | 1 | 1 | 8.4V ~ 18V | - | - | No | No | - | Current Limit | 0°C ~ 125°C (TJ) | - | - | Through Hole | 7-PDIP |
|
MAX5021EUA+IC REG CTRLR MULT TOPOLOGY 8UMAX |
1,446 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 11V ~ 28V | 262kHz | 50% | No | No | - | - | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-uMAX/uSOP |
|
ISL6729IUSWITCHING REGULATOR |
2,735 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 4.75V ~ 5.25V | Up to 1MHz | 99% | Yes | No | - | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
ISL6729IU-TSWITCHING REGULATOR |
2,500 |
|
Datasheet |
- | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter | 1 | 1 | 4.75V ~ 5.25V | Up to 1MHz | 99% | Yes | No | - | - | -40°C ~ 105°C (TA) | - | - | Surface Mount | 8-MSOP |
|
S-8356M33MC-MEST2GIC REG CTRLR BOOST SOT23-5 |
6,000 |
|
Datasheet |
- | SC-74A, SOT-753 | Tape & Reel (TR) | Not For New Designs | Transistor Driver | Step-Up | Positive | Boost | 1 | 1 | 0.9V ~ 10V | 300kHz | 85% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-5 |
|
|
TL2843DRIC REG CTRLR MULT TOP 14SOIC |
3,273 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3844DSWITCHING CONTROLLER |
24,144 |
|
Datasheet |
- | 14-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Buck-Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOP |
|
|
TL3843DRIC REG CTRLR MULT TOP 14SOIC |
3,029 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 97% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
UC3843DSWITCHING CONTROLLER |
10,903 |
|
Datasheet |
- | 14-SOIC (0.209", 5.30mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOP |
|
|
UC3845DSWITCHING CONTROLLER |
9,265 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
TL594CNGIC REG CTRLR BCK/PUSH-PULL 16DIP |
4,326 |
|
Datasheet |
SWITCHMODE™ | 16-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Push-Pull | 2 | 1 | 7V ~ 40V | 300kHz | 96% | Yes | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 16-PDIP |
|
NCV3012DTBR2GIC REG CTRLR BUCK 14TSSOP |
3,542 |
|
Datasheet |
- | 14-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.7V ~ 28V | 75kHz | 86% | Yes | Yes | - | Enable, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-TSSOP |
|
ISL6439AIR-TSWITCHING CONTROLLER |
12,000 |
|
Datasheet |
- | 16-VQFN Exposed Pad | 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 | 16-QFN (5x5) |
|
CS3844GD8SWITCHING CONTROLLER |
6,961 |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
TL2844BPIC REG CTRLR BST FLYBK PWM 8-DIP |
3,735 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward | 1 | 1 | 10V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
ISL6439IR-TSWITCHING CONTROLLER |
6,000 |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | 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) |
|
UC2845AQSWITCHING CONTROLLER |
2,891 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 48% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 14-SOIC |
|
UC2843AQ1A, 500KHZ BIPOLAR, PQCC20 |
2,249 |
|
Datasheet |
- | 20-LCC (J-Lead) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Buck, Flyback, Forward | 1 | 1 | 7.6V ~ 30V | Up to 500kHz | 96% | No | No | - | Frequency Control | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 20-PLCC (9x9) |
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.