| Manufacturer | Series | Package/Case | Packaging | Product Status | Function | Output Configuration | Topology | Output Type | Number of Outputs | Voltage - Input (Min) | Voltage - Input (Max) | Voltage - Output (Min/Fixed) | Voltage - Output (Max) | Current - Output | Frequency - Switching | Synchronous Rectifier | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
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| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Function | Output Configuration | Topology | Output Type | Number of Outputs | Voltage - Input (Min) | Voltage - Input (Max) | Voltage - Output (Min/Fixed) | Voltage - Output (Max) | Current - Output | Frequency - Switching | Synchronous Rectifier | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
LTC3633AIFEIC REG BUCK ADJ 3A DL 28TSSOP |
4,411 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 20V | 0.6V | 6V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3633AIFE-1IC REG BUCK ADJ 3A DL 28TSSOP |
4,178 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 20V | 1.5V | 12V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3633AIFE-2IC REG BUCK ADJ 3A DL 28TSSOP |
2,658 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 20V | 0.6V | 6V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3633AIFE-3IC REG BUCK ADJ 3A DL 28TSSOP |
3,755 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 20V | 1.5V | 12V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3633EFEIC REG BUCK ADJ 3A DL 28TSSOP |
1,805 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 15V | 0.6V | 14.7V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3633IFEIC REG BUCK ADJ 3A DL 28TSSOP |
4,758 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 2 | 3.6V | 15V | 0.6V | 14.7V | 3A | 500kHz ~ 4MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3643EUDDIC REG BUCK BOOST ADJ 2A 24QFN |
1,377 | - |
|
- |
- | 24-WFQFN Exposed Pad | Tube | Obsolete | Step-Up, Step-Down | Positive | Buck, Boost | Adjustable | 1 | 3V | 17V | 0.6V | - | 2A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (3x5) |
|
LTC3643IUDDIC REG BUCK BOOST ADJ 2A 24QFN |
3,612 | - |
|
- |
- | 24-WFQFN Exposed Pad | Tube | Obsolete | Step-Up, Step-Down | Positive | Buck, Boost | Adjustable | 1 | 3V | 17V | 0.6V | - | 2A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 24-QFN (3x5) |
|
LTC3646EDEIC REG BUCK ADJ 1A 14DFN |
4,927 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 2V | 30V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3646EDE-1IC REG BUCK ADJ 1A 14DFN |
4,801 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 0.6V | 15V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3646HDEIC REG BUCK ADJ 1A 14DFN |
4,223 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 2V | 30V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3646HDE-1IC REG BUCK ADJ 1A 14DFN |
1,712 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 0.6V | 15V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3646IDEIC REG BUCK ADJ 1A 14DFN |
2,891 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 2V | 30V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3646IDE-1IC REG BUCK ADJ 1A 14DFN |
4,322 | - |
|
- |
- | 14-WFDFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 4V | 40V | 0.6V | 15V | 1A | 200kHz ~ 3MHz | Yes | -40°C ~ 150°C (TJ) | - | - | Surface Mount | 14-DFN (4x3) |
|
LTC3649EFEIC REG BUCK ADJ 4A 28TSSOP |
3,936 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 3.1V | 60V | 0V | 55V | 4A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3649IFEIC REG BUCK ADJ 4A 28TSSOP |
1,714 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Adjustable | 1 | 3.1V | 60V | 0V | 55V | 4A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC3815EUFEIC REG BUCK PROG 6A 38QFN |
3,763 | - |
|
- |
- | 38-WFQFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Programmable | 1 | 2.25V | 5.5V | 0.4V | 3.96V | 6A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (4x6) |
|
LTC3815IUFEIC REG BUCK PROG 6A 38QFN |
4,672 | - |
|
- |
- | 38-WFQFN Exposed Pad | Tube | Obsolete | Step-Down | Positive | Buck | Programmable | 1 | 2.25V | 5.5V | 0.4V | 3.96V | 6A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 38-QFN (4x6) |
|
LTC7149EFEIC REG BUCK ADJ 4A 28TSSOP |
3,073 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Negative | Buck | Adjustable | 1 | 3.4V | 60V | 0V | -28V | 4A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
|
LTC7149IFEIC REG BUCK ADJ 4A 28TSSOP |
4,351 | - |
|
- |
- | 28-TSSOP (0.173", 4.40mm Width) Exposed Pad | Tube | Obsolete | Step-Down | Negative | Buck | Adjustable | 1 | 3.4V | 60V | 0V | -28V | 4A | 1MHz | Yes | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 28-TSSOP-EP |
FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Voltage Regulators - DC DC Switching Regulators 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.