| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC3859AEFE#TRPBFIC REG CTRLR MULT TOP 38TSSOP |
2,945 |
|
Datasheet |
- | 38-TFSOP (0.173", 4.40mm Width) Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down, Step-Up/Step-Down | Positive | Buck, Buck-Boost, SEPIC | 3 | 2 | 4.5V ~ 38V | 115kHz ~ 835kHz, 350kHz ~ 535kHz | 99%, 100% | Yes | No | - | Enable, Frequency Control, Power Good, Soft Start, Tracking | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-TSSOP-EP |
|
MAX649ESASTEP-DOWN DC-DC CONTROLLER |
7,074 |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 16.5V | Up to 300kHz | - | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
TL1451AMJDUAL SWITCHING CONTROLLER |
1,591 |
|
Datasheet |
* | - | Bulk | Active | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
UCC39421PWIC REG CTRLR MULT TOP 16TSSOP |
1,033 |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, SEPIC | 1 | 1 | 1.8V ~ 8V | 150kHz ~ 1.2MHz | 88% | Yes | Yes | - | Enable, Frequency Control, Low Battery, Reset | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
MAX741NMJPMAX741 1 A SWITCHING CONTROLLER |
351 |
|
Datasheet |
- | 20-CDIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive or Negative | Boost, Buck | 1 | 1 | 2.7V ~ 15.5V | - | - | No | Yes | - | Frequency Control, Soft Start | -55°C ~ 125°C (TA) | - | - | Through Hole | 20-CERDIP |
|
MAX741NCAPMAX741 1 A SWITCHING CONTROLLER |
188 |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive or Negative | Buck, Boost | 1 | 1 | 2.7V ~ 15.5V | - | - | No | Yes | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
|
ISL6545IRZSWITCHING CONTROLLER |
832 |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 14.4V | 300kHz | 100% | Yes | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | 10-DFN (3x3) |
|
MAX17023CAUI/V+IC CTLR DUAL STEP-DOWN TSSOP |
7,150 |
|
- |
- | - | Bulk | Obsolete | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
|
ADP1876ACPZ-R7IC REG CTRLR BUCK 32LFCSP |
3,331 |
|
Datasheet |
- | 32-WFQFN Exposed Pad, CSP | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 2.75V ~ 20V | 600kHz | 76% | Yes | No | - | Current Limit, Enable, Power Good, Ramp, Soft Start, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-LFCSP (5x5) |
|
MAX767REAPSTEP-DOWN POWER CONTROLLER |
170 |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz | 95% | Yes | Yes | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-SSOP |
|
MAX1714AEEP+TIC REG CTRLR BUCK 20QSOP |
4,558 |
|
Datasheet |
- | 20-SSOP (0.154", 3.90mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 5.5V | 200kHz, 300kHz, 450kHz, 600kHz | 100% | Yes | No | - | Current Limit, Enable, On Time Control, Power Good | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QSOP |
|
ISL6326IRZSWITCHING CONTROLLER |
265 |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | - | - | No | - | Enable, Frequency Control, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
|
ISL6326BCRZSWITCHING CONTROLLER |
249 |
|
Datasheet |
- | 40-VFQFN Exposed Pad | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1MHz | - | - | No | - | Enable, Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 40-QFN (6x6) |
|
|
LTC3828EUH#TRPBFIC REG CTRLR BUCK 32QFN |
3,797 |
|
Datasheet |
PolyPhase® | 32-WFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 28V | 260kHz ~ 550kHz | 99.4% | Yes | No | - | Enable, Phase Control, Power Good, Tracking | -40°C ~ 85°C (TA) | - | - | Surface Mount | 32-QFN (5x5) |
|
UCC3806QIC REG CTRLR MULT TOP 20PLCC |
4,313 |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 2 | 1 | 8V ~ 14.5V | 47kHz | 50% | Yes | No | - | Current Limit, Enable, Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
MPQ4214GU-12-AEC1-P40V, SYNCHRONOUS BUCK-BOOST CONT |
490 |
|
Datasheet |
- | 27-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive | Buck-Boost | 1 | 2 | 5V ~ 40V | 200kHz, 300kHz, 400kHz, 600kHz | - | Yes | No | I2C | Current Limit, Dead Time Control, Dimming, Enable, Power Good, Slew Control, Soft Start | -40°C ~ 125°C (TJ) | Automotive | AEC-Q100 | Surface Mount, Wettable Flank | 27-QFN (5x5) |
|
MAX741UCAPMAX741 1 A SWITCHING CONTROLLER |
357 |
|
Datasheet |
- | 20-SSOP (0.209", 5.30mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down | Positive or Negative | Buck, Boost | 1 | 1 | 2.7V ~ 15.5V | - | - | No | Yes | - | Frequency Control, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 20-SSOP |
|
LTC3772ETS8#TRMPBFIC REG CTRLR BUCK TSOT23-8 |
204 |
|
Datasheet |
- | SOT-23-8 Thin, TSOT-23-8 | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.75V ~ 9.8V | 550kHz | 100% | No | No | - | Current Limit, Enable | -40°C ~ 85°C (TA) | - | - | Surface Mount | TSOT-23-8 |
|
ISL6721AAVZ-TIC REG CTRLR BOOST/FLYBK 16TSSOP |
2,500 |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
LTC3803HS6#TRPBFIC REG CTRLR FLYBACK TSOT23-6 |
1,175 |
|
Datasheet |
- | SOT-23-6 Thin, TSOT-23-6 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback | 1 | 1 | 5.7V ~ 8V | 200kHz | 80% | No | No | - | Current Limit, Enable | -40°C ~ 150°C (TJ) | - | - | Surface Mount | TSOT-23-6 |
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.