| 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LM5035MH/NOPBIC REG CTRLR HALF-BRIDGE 20TSSOP |
140 |
|
Datasheet |
- | 20-PowerTSSOP (0.173", 4.40mm Width) | Tube | Last Time Buy | 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 | 20-HTSSOP |
|
BD95601MUV-LBE2IC REG CTRLR BUCK 20VQFN |
1,880 |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Last Time Buy | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 25V | 200kHz ~ 500kHz | - | Yes | No | - | Current Limit, Enable, Power Good, Soft Start | -10°C ~ 85°C | - | - | Surface Mount | VQFN020V4040 |
|
MAX1744AUBHIGH-VOLTAGE, STEP-DOWN DC-DC CO |
1,724 |
|
- |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 36V | Up to 330kHz | 100% | No | No | - | Enable | -40°C ~ 125°C (TA) | - | - | Surface Mount | 10-uMAX/uSOP |
|
ISL6420BIRZ-T7AIC REG CTRLR BUCK 20QFN |
150 |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
|
MAX1651EPAIC REG CTRLR BUCK 8DIP |
821 |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3V ~ 16V | Up to 300kHz | 96.5% | No | No | - | Enable | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-PDIP |
|
UCC2570N/81331LTB END 04-20-10 - USE UCC25701N |
8,241 |
|
Datasheet |
- | 14-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Forward | 1 | 1 | 9V ~ 15V | 500kHz | 80% | No | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Ramp, Soft Start | -40°C ~ 85°C (TA) | - | - | Through Hole | 14-PDIP |
|
MAX1653EEE-TG068STEP-DOWN DC-DC CONTROLLER |
8,000 |
|
Datasheet |
- | 16-SSOP (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 30V | 150kHz, 300kHz | 99% | Yes | Yes | - | Current Limit, Dead Time Control, Enable, Frequency Control, Pulse Skipping, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QSOP |
|
MAX747ESD+IC REG CTRLR 14SOIC |
4,954 |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4V ~ 15V | 100kHz | 96% | No | No | - | Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
MAX1549ETL+ADJUSTABLE STEP-DOWN CONTROLLER |
42,025 |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 5.5V | 100kHz, 200kHz, 300kHz, 400kHz | 93% | Yes | No | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | 40-TQFN-EP (6x6) |
|
MAX1549ETLADJUSTABLE STEP-DOWN CONTROLLER |
1,357 |
|
Datasheet |
- | 40-WFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 5.5V | 100kHz, 200kHz, 300kHz, 400kHz | 93% | Yes | No | - | Current Limit, Dead Time Control, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C | - | - | Surface Mount | 40-TQFN-EP (6x6) |
|
MAX1858AEEG+IC REG CTRLR BUCK 24QSOP |
2,597 |
|
Datasheet |
- | 24-SSOP (0.154", 3.90mm Width) | Bulk | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 2 | 2 | 4.5V ~ 23V | 100kHz ~ 600kHz | - | Yes | Yes | - | Current Limit, Enable, Frequency Control, Reset | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-QSOP |
|
ADP1871ARMZ-0.6-R7IC REG CTRLR BUCK 10MSOP |
1,126 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.95V ~ 20V | 600kHz | 65% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
ADP1871ARMZ-1.0-R7IC REG CTRLR BUCK 10MSOP |
4,838 |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 3.25V ~ 20V | 1MHz | 45% | Yes | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-MSOP |
|
|
UC2578DPIC REG CTRLR BUCK 16SOIC |
3,812 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 14V ~ 72V | 110kHz | 90% | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-SOIC |
|
UCC2895QIC OFFLINE SW FULL-BRDG 20PLCC |
3,549 |
|
Datasheet |
- | 20-LCC (J-Lead) | Tube | Obsolete | PWM | - | Positive | Phase-Shifted Full-Bridge | 1 | 1 | 10V ~ 16.5V | 1MHz | 100% | - | Yes | - | Frequency Control, Soft Start, Sync | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-PLCC (9x9) |
|
TPS53128RGERIC REG CTRLR BUCK 24VQFN |
1,307 |
|
Datasheet |
D-CAP2™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
TPS53129RGERIC REG CTRLR BUCK 24VQFN |
2,889 |
|
Datasheet |
D-CAP2™ | 24-VFQFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 700kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-VQFN (4x4) |
|
TPS53128PWRIC REG CTRLR BUCK 24TSSOP |
1,524 |
|
Datasheet |
D-CAP2™ | 24-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Down | Positive | Buck | 2 | 1 | 4.5V ~ 24V | 350kHz | - | Yes | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 24-TSSOP |
|
ISL6401CRZ-TSWITCHING CONTROLLER |
17,970 |
|
Datasheet |
- | 16-VQFN Exposed Pad | Bulk | Obsolete | 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 | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-QFN (4x4) |
|
ISL6740IBZSWITCHING CONTROLLER |
4,730 |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Full-Bridge, Half-Bridge, Push-Pull | 2 | 1 | 9V ~ 16V | Up to 1MHz | 83% | Yes | Yes | - | Enable, Frequency Control, Soft Start | -40°C ~ 105°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.