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
LM4040C20ILPR National Semiconductor

LM4040C20ILPR

LM4040 PRECISION MICROPOWER SHUN

National Semiconductor

2,000
RFQ
LM4040C20ILPR Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) Formed Leads - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.5% 100ppm/°C - 35µVrms - - 80 µA -40°C ~ 85°C (TA) - - Through Hole TO-92-3
LM4040C41IDBZR National Semiconductor

LM4040C41IDBZR

LM4040 PRECISION MICROPOWER SHUN

National Semiconductor

1,351
RFQ
LM4040C41IDBZR Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 4.096V - 15 mA ±0.5% 100ppm/°C - 80µVrms - - 88 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM285Z-2.5/LFT7 National Semiconductor

LM285Z-2.5/LFT7

LM285-2.5-N MICROPOWER VOLTAGE R

National Semiconductor

18,000
RFQ
LM285Z-2.5/LFT7 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 2.5V - 20 mA ±1.5% 150ppm/°C - 120µVrms - - 20 µA -40°C ~ 85°C (TA) - - Through Hole TO-92-3
LM4041CIM3-1.2+ Analog Devices Inc./Maxim Integrated

LM4041CIM3-1.2+

LM4041 IMPROVED PRECISION MICROP

Analog Devices Inc./Maxim Integrated

10,535
RFQ
LM4041CIM3-1.2+ Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 1.225V - 12 mA ±0.5% 100ppm/°C - 20µVrms - - 60 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM4040QDEM3-2.5/NOPB Texas Instruments

LM4040QDEM3-2.5/NOPB

LM4040-N-Q1 - AUTOMOTIVE 100-PPM

Texas Instruments

6,762
RFQ
LM4040QDEM3-2.5/NOPB Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 2.5V - 15 mA ±1% 150ppm/°C - 35µVrms - - 73 µA -40°C ~ 125°C (TA) Automotive AEC-Q100 Surface Mount SOT-23-3
LE26V032BQF-AH Flip Electronics

LE26V032BQF-AH

Shunt Voltage Reference IC Adjus

Flip Electronics

42,000
RFQ

-

- - Bulk Obsolete - - - - - - - - - - - - - - - - -
LT1004IPWR-2-5 National Semiconductor

LT1004IPWR-2-5

LT1004-2.5 MICROPOWER INTEGRATED

National Semiconductor

1,975
RFQ
LT1004IPWR-2-5 Datasheet

Datasheet

8-TSSOP (0.173", 4.40mm Width) - Bulk Active Shunt Fixed 2.5V - 20 mA ±0.8% 20ppm/°C Typical - 120µVrms - - 20 µA -40°C ~ 85°C (TA) - - Surface Mount 8-TSSOP
LM285Z-2.5 National Semiconductor

LM285Z-2.5

IC VREF SHUNT 1.5% TO92-3

National Semiconductor

1,838
RFQ
LM285Z-2.5 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 2.5V - 20 mA ±1.5% 80ppm/°C Typical - 120µVrms - - 30 µA -40°C ~ 85°C (TA) - - Through Hole TO-92-3
LM385BZ-2.5/NOPB National Semiconductor

LM385BZ-2.5/NOPB

LM385-2.5-N MICROPOWER VOLTAGE R

National Semiconductor

7,473
RFQ
LM385BZ-2.5/NOPB Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 2.5V - 20 mA ±1.5% 150ppm/°C - 120µVrms - - 20 µA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM4040B41IDBZR National Semiconductor

LM4040B41IDBZR

IC VREF SHUNT 0.2% SOT23-3

National Semiconductor

2,180
RFQ
LM4040B41IDBZR Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 4.096V - 15 mA ±0.2% 100ppm/°C - 80µVrms - - 88 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM4040CIM3X-5.0 Texas Instruments

LM4040CIM3X-5.0

LM4040-N 100-PPM/C PRECISION MIC

Texas Instruments

42,000
RFQ
LM4040CIM3X-5.0 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 5V - 15 mA ±0.5% 100ppm/°C - 80µVrms - - 80 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM4040CIX3-2.1+ Analog Devices Inc./Maxim Integrated

LM4040CIX3-2.1+

LM4040 IMPROVED PRECISION MICROP

Analog Devices Inc./Maxim Integrated

3,160
RFQ
LM4040CIX3-2.1+ Datasheet

Datasheet

SC-70, SOT-323 - Bulk Active Shunt Fixed 2.048V - 15 mA ±0.5% 100ppm/°C - 28µVrms - - 65 µA -40°C ~ 85°C (TA) - - Surface Mount SC-70-3
LM4040DIM3-5.0 Texas Instruments

LM4040DIM3-5.0

LM4040-N 100-PPM/C PRECISION MIC

Texas Instruments

47,920
RFQ
LM4040DIM3-5.0 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 5V - 15 mA ±1% 150ppm/°C - 80µVrms - - 85 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM431ACZ/NOPB National Semiconductor

LM431ACZ/NOPB

LM431 2%, 1%, OR 0.5% ACCURACY,

National Semiconductor

35,128
RFQ
LM431ACZ/NOPB Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Adjustable 2.495V 37 V 100 mA ±2.2% 50ppm/°C Typical - - - - 1 mA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM336BZ-5.0/NOPB National Semiconductor

LM336BZ-5.0/NOPB

LM336-5.0 5.0V REFERENCE DIODE

National Semiconductor

14,007
RFQ
LM336BZ-5.0/NOPB Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) - Bulk Active Shunt Fixed 5V - 10 mA ±2% - - - - - 600 µA 0°C ~ 70°C (TA) - - Through Hole TO-92-3
LM4040CIM3-4.1 National Semiconductor

LM4040CIM3-4.1

LM4040-N 100-PPM/C PRECISION MIC

National Semiconductor

26,350
RFQ
LM4040CIM3-4.1 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 4.096V - 15 mA ±0.5% 100ppm/°C - 80µVrms - - 73 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LM4040CIM3-3.0 National Semiconductor

LM4040CIM3-3.0

LM4040-N 100-PPM/C PRECISION MIC

National Semiconductor

15,365
RFQ
LM4040CIM3-3.0 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Bulk Active Shunt Fixed 3V - 15 mA ±0.5% 100ppm/°C - 35µVrms - - 65 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
LMV431CM5 National Semiconductor

LMV431CM5

LMV431 LOW-VOLTAGE (1.24V) ADJUS

National Semiconductor

4,350
RFQ
LMV431CM5 Datasheet

Datasheet

SC-74A, SOT-753 - Bulk Active Shunt Adjustable 1.24V 30 V 15 mA ±1.5% - - - - - 80 µA 0°C ~ 70°C (TA) - - Surface Mount SOT-23-5
LM431ACM/NOPB National Semiconductor

LM431ACM/NOPB

LM431 2%, 1%, OR 0.5% ACCURACY,

National Semiconductor

4,058
RFQ
LM431ACM/NOPB Datasheet

Datasheet

8-SOIC (0.154", 3.90mm Width) - Bulk Active Shunt Adjustable 2.495V 37 V 100 mA ±2.2% 50ppm/°C Typical - - - - 1 mA 0°C ~ 70°C (TA) - - Surface Mount 8-SOIC
LM4040BIM7-2.5/NOPB National Semiconductor

LM4040BIM7-2.5/NOPB

LM4040-N 100-PPM/C PRECISION MIC

National Semiconductor

39,863
RFQ
LM4040BIM7-2.5/NOPB Datasheet

Datasheet

5-TSSOP, SC-70-5, SOT-353 - Bulk Active Shunt Fixed 2.5V - 15 mA ±0.2% 100ppm/°C - 35µVrms - - 65 µA -40°C ~ 85°C (TA) - - Surface Mount SC-70-5
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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.