| Photo | Mfr. Part # | Availability | Quantity | Datasheet | Package/Case | Series | Packaging | Product Status | Reference Type | Output Type | Voltage - Output (Min/Fixed) | Voltage - Output (Max) | Current - Output | Tolerance | Temperature Coefficient | Noise - 0.1Hz to 10Hz | Noise - 10Hz to 10kHz | Voltage - Input | Current - Supply | Current - Cathode | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
|
TL4050A25IDBZTG4IC VREF SHUNT 0.1% SOT23-3 |
2,538 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 2.5V | - | 15 mA | ±0.1% | 50ppm/°C | - | 41µVrms | - | - | 65 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
TL4051A12IDBZTG4IC VREF SHUNT 0.1% SOT23-3 |
2,514 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 1.225V | - | 12 mA | ±0.1% | 50ppm/°C | - | 20µVrms | - | - | 65 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
TL4051AIDBZTG4IC VREF SHUNT ADJ 0.1% SOT23-3 |
3,957 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Adjustable | 1.212V | 10 V | 12 mA | ±0.1% | 50ppm/°C | - | 20µVrms | - | - | 65 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
LM4140CCMX-4.1/NOPBIC VREF SERIES 0.1% 8SOIC |
3,246 |
|
Datasheet |
8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Active | Series | Fixed | 4.096V | - | 8 mA | ±0.1% | 10ppm/°C | 2.2µVp-p | - | 1.8V ~ 5.5V | 400µA | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
MC1403DR2IC VREF SERIES 1% 8SOIC |
3,357 |
|
Datasheet |
8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 2.5V | - | 10 mA | ±1% | 40ppm/°C | - | - | 4.5V ~ 40V | 1.5mA | - | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-SOIC |
|
LM285BYMX-2.5IC VREF SHUNT 1.5% 8SOIC |
2,049 |
|
Datasheet |
8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Obsolete | Shunt | Fixed | 2.5V | - | 20 mA | ±1.5% | 50ppm/°C | - | 120µVrms | - | - | 20 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
|
|
LM4040AIM3X-10/NOPBIC VREF SHUNT 0.1% SOT23-3 |
3,172 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Active | Shunt | Fixed | 10V | - | 15 mA | ±0.1% | 100ppm/°C | - | 180µVrms | - | - | 103 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
REF3125AIDBZTG4IC VREF SERIES 0.2% SOT23-3 |
4,716 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 2.5V | - | 10 mA | ±0.2% | 20ppm/°C | 33µVp-p | 48µVrms | 2.55V ~ 5.5V | 135µA | - | -40°C ~ 125°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
LM4050BEX3-2.1+TIC VREF SHUNT 0.2% SC70-3 |
1,064 |
|
Datasheet |
SC-70, SOT-323 | - | Tape & Reel (TR) | Active | Shunt | Fixed | 2.048V | - | 15 mA | ±0.2% | 50ppm/°C | - | 28µVrms | - | - | 65 µA | -40°C ~ 125°C (TA) | - | - | Surface Mount | SC-70-3 |
|
|
LM4040B10IDBZTG4IC VREF SHUNT 0.2% SOT23-3 |
2,171 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 10V | - | 15 mA | ±0.2% | 100ppm/°C | - | 180µVrms | - | - | 125 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
LM4040B20IDBZTG4IC VREF SHUNT 0.2% SOT23-3 |
2,665 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 2.048V | - | 15 mA | ±0.2% | 100ppm/°C | - | 35µVrms | - | - | 80 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
LM4040B25IDBZTG4IC VREF SHUNT 0.2% SOT23-3 |
1,811 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 2.5V | - | 15 mA | ±0.2% | 100ppm/°C | - | 35µVrms | - | - | 80 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
LM4040B41IDBZTG4IC VREF SHUNT 0.2% SOT23-3 |
4,062 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Discontinued at Digi-Key | Shunt | Fixed | 4.096V | - | 15 mA | ±0.2% | 100ppm/°C | - | 80µVrms | - | - | 88 µA | -40°C ~ 85°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
LM4128DMFX-1.8/NOPBIC VREF SERIES 1% SOT23-5 |
1,876 |
|
Datasheet |
SC-74A, SOT-753 | - | Tape & Reel (TR) | Active | Series | Fixed | 1.8V | - | 20 mA | ±1% | 100ppm/°C | 170µVp-p | - | 2.2V ~ 5.5V | 100µA | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
LM4050BEM3X-2.5/NOPBIC VREF SHUNT 0.2% SOT23-3 |
4,194 |
|
Datasheet |
TO-236-3, SC-59, SOT-23-3 | - | Tape & Reel (TR) | Active | Shunt | Fixed | 2.5V | - | 15 mA | ±0.2% | 50ppm/°C | - | 41µVrms | - | - | 65 µA | -40°C ~ 125°C (TA) | - | - | Surface Mount | SOT-23-3 |
|
|
LM4128CMF-1.8IC VREF SERIES 0.5% SOT23-5 |
2,345 |
|
Datasheet |
SC-74A, SOT-753 | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 1.8V | - | 20 mA | ±0.5% | 100ppm/°C | 170µVp-p | - | 2.2V ~ 5.5V | 100µA | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
LM4128CMF-3.3IC VREF SERIES 0.5% SOT23-5 |
2,143 |
|
Datasheet |
SC-74A, SOT-753 | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 3.3V | - | 20 mA | ±0.5% | 100ppm/°C | 310µVp-p | - | 3.7V ~ 5.5V | 100µA | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
|
LM4128CMF-2.5IC VREF SERIES 0.5% SOT23-5 |
2,682 |
|
Datasheet |
SC-74A, SOT-753 | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 2.5V | - | 20 mA | ±0.5% | 100ppm/°C | 275µVp-p | - | 2.9V ~ 5.5V | 100µA | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
LM4128CMF-4.1IC VREF SERIES 0.5% SOT23-5 |
1,980 |
|
Datasheet |
SC-74A, SOT-753 | - | Tape & Reel (TR) | Obsolete | Series | Fixed | 4.096V | - | 20 mA | ±0.5% | 100ppm/°C | 350µVp-p | - | 4.496V ~ 5.5V | 100µA | - | -40°C ~ 125°C (TJ) | - | - | Surface Mount | SOT-23-5 |
|
ZRA245N803TAIC VREF SHUNT 3% 8SOP |
4,854 |
|
Datasheet |
8-SOIC (0.154", 3.90mm Width) | - | Tape & Reel (TR) | Obsolete | Shunt | Fixed | 2.45V | - | 120 mA | ±3% | 50ppm/°C | - | 65µVrms | - | - | 2 mA | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SO |
FPGAX is a global sourcing partner specializing in FPGA and programmable logic solutions for engineering and manufacturing organizations worldwide. For customers sourcing Voltage Reference 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.