Voltage Reference

Manufacturer 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









































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































































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Photo Mfr. Part # Availability Price 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
LM4050CIM3-4.1 Analog Devices Inc./Maxim Integrated

LM4050CIM3-4.1

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

2,264
RFQ
LM4050CIM3-4.1 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 4.096V - 15 mA ±0.5% 50ppm/°C - 93µVrms - - 73 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM385BXZ-1.2 National Semiconductor

LM385BXZ-1.2

TWO TERMINAL VOLTAGE REFERENCE,

National Semiconductor

397
RFQ
LM385BXZ-1.2 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 1.235V - 20 mA ±1% 30ppm/°C - 60µVrms - - 15 µA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM4040AIZ-10.0/NOPB National Semiconductor

LM4040AIZ-10.0/NOPB

LM4040-N 100-PPM/C PRECISION MIC

National Semiconductor

5,011
RFQ
LM4040AIZ-10.0/NOPB Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 10V - 15 mA ±0.1% 100ppm/°C - 180µVrms - - 103 µA -40°C ~ 85°C (TA) - - Through Hole TO-92-3
LM4132EMFX-4.1/NOPB National Semiconductor

LM4132EMFX-4.1/NOPB

IC VREF SERIES 0.5% SOT23-5

National Semiconductor

8,742
RFQ
LM4132EMFX-4.1/NOPB Datasheet

Datasheet

SC-74A, SOT-753 - Bulk Active Series Fixed 4.096V - 20 mA ±0.5% 30ppm/°C 350µVp-p - 4.496V ~ 5.5V 100µA - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-5
LM385BYZ-2.5 National Semiconductor

LM385BYZ-2.5

TWO TERMINAL VOLTAGE REFERENCE,

National Semiconductor

3,564
RFQ
LM385BYZ-2.5 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 2.5V - 20 mA ±1.5% 50ppm/°C - 120µVrms - - 20 µA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM385BYZ-1.2 National Semiconductor

LM385BYZ-1.2

TWO TERMINAL VOLTAGE REFERENCE,

National Semiconductor

1,993
RFQ
LM385BYZ-1.2 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 1.235V - 20 mA ±1% 50ppm/°C - 60µVrms - - 15 µA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM4120AIM5-2.0 National Semiconductor

LM4120AIM5-2.0

THREE TERMINAL VOLTAGE REFERENCE

National Semiconductor

600
RFQ
LM4120AIM5-2.0 Datasheet

Datasheet

SC-74A, SOT-753 - Bulk Active Series Fixed 2.048V - 5 mA ±0.2% 50ppm/°C 20µVp-p 36µVp-p 2V ~ 12V 275µA - -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
LM385BYM-1.2 National Semiconductor

LM385BYM-1.2

TWO TERMINAL VOLTAGE REFERENCE,

National Semiconductor

2,512
RFQ
LM385BYM-1.2 Datasheet

Datasheet

8-SOIC (0.154", 3.90mm Width) - Bulk Active Shunt Fixed 1.235V - 20 mA ±1% 50ppm/°C - 60µVrms - - 15 µA 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LM4050BIM3-2.5+T Analog Devices Inc./Maxim Integrated

LM4050BIM3-2.5+T

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

44,900
RFQ
LM4050BIM3-2.5+T Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 2.5V - 15 mA ±0.2% 50ppm/°C - 41µVrms - - 65 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM4050BIX3-2.5+T Analog Devices Inc./Maxim Integrated

LM4050BIX3-2.5+T

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

22,500
RFQ
LM4050BIX3-2.5+T Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 2.5V - 15 mA ±0.2% 50ppm/°C - 35µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SC-70-3
LM4050BIX3-2.1 Analog Devices Inc./Maxim Integrated

LM4050BIX3-2.1

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

1,960
RFQ
LM4050BIX3-2.1 Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.2% 50ppm/°C - 28µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SC-70-3
LM4050AIX3-3.0 Analog Devices Inc./Maxim Integrated

LM4050AIX3-3.0

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

1,521
RFQ
LM4050AIX3-3.0 Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 3V - 15 mA ±0.1% 50ppm/°C - 45µVrms - - 67 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SC-70-3
LM4050CIX3-2.1 Analog Devices Inc./Maxim Integrated

LM4050CIX3-2.1

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

1,105
RFQ
LM4050CIX3-2.1 Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.5% 50ppm/°C - 28µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SC-70-3
LM4050CIX3-2.5 Analog Devices Inc./Maxim Integrated

LM4050CIX3-2.5

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

988
RFQ
LM4050CIX3-2.5 Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 2.5V - 15 mA ±0.5% 50ppm/°C - 35µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SC-70-3
LM4050AIM3-3.0 Analog Devices Inc./Maxim Integrated

LM4050AIM3-3.0

LM4050 50PPM PER DEGREE CELSIUS

Analog Devices Inc./Maxim Integrated

684
RFQ
LM4050AIM3-3.0 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 3V - 15 mA ±0.1% 50ppm/°C - 45µVrms - - 67 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SOT-23-3
LM4041DEM3-1.2 National Semiconductor

LM4041DEM3-1.2

LM4041 IMPROVED PRECISION MICROP

National Semiconductor

520
RFQ
LM4041DEM3-1.2 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 1.225V - 12 mA ±1% 150ppm/°C - 20µVrms - - 73 µA -40°C ~ 125°C (TA) - - Surface Mount SOT-23-3
LM4051BIM3-1.2 National Semiconductor

LM4051BIM3-1.2

LM4051 50PPM PER DEGREE CELSIUS

National Semiconductor

2,000
RFQ
LM4051BIM3-1.2 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 1.225V - 12 mA ±0.2% 50ppm/°C - 20µVrms - - 65 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM285BXZ-2.5/NOPB National Semiconductor

LM285BXZ-2.5/NOPB

LM285-2.5-N MICROPOWER VOLTAGE R

National Semiconductor

2,233
RFQ
LM285BXZ-2.5/NOPB Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 2.5V - 20 mA ±1.5% 30ppm/°C - 120µVrms - - 20 µA -40°C ~ 85°C (TA) - - Through Hole TO-92-3
LM4050QCEM3-2.0/NOPB National Semiconductor

LM4050QCEM3-2.0/NOPB

IC VREF SHUNT 0.5% SOT23-3

National Semiconductor

19,000
RFQ
LM4050QCEM3-2.0/NOPB Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.5% 50ppm/°C - 34µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SOT-23-3
LM4050QCEM3-2.0/NOPB Texas Instruments

LM4050QCEM3-2.0/NOPB

LM4050-N-Q1 AUTOMOTIVE 50PPM/C P

Texas Instruments

17,658
RFQ
LM4050QCEM3-2.0/NOPB Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.5% 50ppm/°C - 34µVrms - - 65 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SOT-23-3
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Voltage Reference Electronic Components Sourcing and Lifecycle Support

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.

How FPGAX Supports Voltage Reference Requirements

  • Active component sourcing: support for current FPGA, programmable logic, and related semiconductor requirements.
  • End-of-life sourcing: assistance with obsolete and hard-to-find parts when designs must remain in production.
  • Lifecycle management: sourcing support during product transitions, allocation periods, and supply interruptions.
  • Design continuity: long-term supply support intended to reduce redesign pressure and production disruption.
  • Major programmable logic brands: sourcing coverage includes Xilinx, Intel/Altera, Lattice, Microchip, and QuickLogic.

Supply Support at a Glance

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

Focused on FPGA and Programmable Logic Supply

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.

Voltage Reference FAQ

Can FPGAX source both active and end-of-life Voltage Reference components?

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.

Which programmable logic manufacturers does FPGAX support?

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.

How does FPGAX help with component lifecycle changes?

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.

What quality and traceability standards does FPGAX follow?

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.

What information should I provide for a Voltage Reference sourcing request?

Providing the manufacturer part number, required quantity, target delivery schedule, and any lifecycle or traceability requirements helps us evaluate the sourcing request more efficiently.