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
SC431LC5SK-1TRT Semtech Corporation

SC431LC5SK-1TRT

IC VREF SHUNT ADJ 1% SOT23-5

Semtech Corporation

3,047
RFQ
SC431LC5SK-1TRT Datasheet

Datasheet

SC-74A, SOT-753 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.24V 16 V 100 µA ±1% - - - - - 100 mA 0°C ~ 70°C (TA) - - Surface Mount SOT-23-5
SC431LC5SK-2TRT Semtech Corporation

SC431LC5SK-2TRT

IC VREF SHUNT ADJ 2% SOT23-5

Semtech Corporation

1,064
RFQ
SC431LC5SK-2TRT Datasheet

Datasheet

SC-74A, SOT-753 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.24V 16 V 100 µA ±2% - - - - - 100 mA 0°C ~ 70°C (TA) - - Surface Mount SOT-23-5
SC431LC5SK25TRT Semtech Corporation

SC431LC5SK25TRT

IC VREF SHUNT ADJ 0.25% SOT23-5

Semtech Corporation

3,177
RFQ
SC431LC5SK25TRT Datasheet

Datasheet

SC-74A, SOT-753 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.24V 16 V 100 µA ±0.25% - - - - - 100 mA 0°C ~ 70°C (TA) - - Surface Mount SOT-23-5
SC4431CSK-1 TRT Semtech Corporation

SC4431CSK-1 TRT

IC VREF SHUNT ADJ 1% SOT23-5

Semtech Corporation

3,693
RFQ
SC4431CSK-1 TRT Datasheet

Datasheet

SC-74A, SOT-753 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.224V 13.776 V 40 mA ±1% - - - 1.5V ~ 15V - 110 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
SC4431CSK-2TRT Semtech Corporation

SC4431CSK-2TRT

IC VREF SHUNT ADJ 2% SOT23-5

Semtech Corporation

3,937
RFQ
SC4431CSK-2TRT Datasheet

Datasheet

SC-74A, SOT-753 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.224V 13.776 V 40 mA ±2% - - - 1.5V ~ 15V - 110 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-5
SC4437SK-3.3TRT Semtech Corporation

SC4437SK-3.3TRT

IC VREF SERIES 1% SOT23-3

Semtech Corporation

3,606
RFQ
SC4437SK-3.3TRT Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Tape & Reel (TR) Obsolete Series Fixed 3.3V - 20 mA ±1% 120ppm/°C - - 4.2V ~ 28V 220µA - -40°C ~ 125°C (TJ) - - Surface Mount SOT-23-3
SC431ILPRAG onsemi

SC431ILPRAG

IC VREF SHUNT ADJ 2.2% TO92

onsemi

1,220
RFQ
SC431ILPRAG Datasheet

Datasheet

TO-226-3, TO-92-3 Long Body, Formed Leads - Tape & Reel (TR) Obsolete Shunt Adjustable 2.495V 36 V 40 µA ±2.2% 50ppm/°C Typical - - - - 100 mA -40°C ~ 85°C (TA) Automotive AEC-Q100 Through Hole TO-92 (TO-226)
AZ431AN-BTRE1 Diodes Incorporated

AZ431AN-BTRE1

IC VREF SHUNT ADJ 0.4% SOT23

Diodes Incorporated

2,283
RFQ
AZ431AN-BTRE1 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Tape & Reel (TR) Obsolete Shunt Adjustable 2.5V 18 V 100 mA ±0.4% 20ppm/°C Typical - - - - 1 mA -40°C ~ 125°C (TA) - - Surface Mount SOT-23-3
AZ431AZ-BTRE1 Diodes Incorporated

AZ431AZ-BTRE1

IC VREF SHUNT ADJ 0.4% TO92

Diodes Incorporated

2,757
RFQ
AZ431AZ-BTRE1 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) Formed Leads - Tape & Box (TB) Obsolete Shunt Adjustable 2.5V 18 V 100 mA ±0.4% 20ppm/°C Typical - - - - 1 mA -40°C ~ 125°C (TA) - - Through Hole TO-92
AZ431BN-BTRE1 Diodes Incorporated

AZ431BN-BTRE1

IC VREF SHUNT ADJ 0.8% SOT23

Diodes Incorporated

1,933
RFQ
AZ431BN-BTRE1 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Tape & Reel (TR) Obsolete Shunt Adjustable 2.5V 18 V 100 mA ±0.8% 20ppm/°C Typical - - - - 1 mA -40°C ~ 125°C (TA) - - Surface Mount SOT-23-3
AZ431BZ-BTRE1 Diodes Incorporated

AZ431BZ-BTRE1

IC VREF SHUNT ADJ 0.8% TO92

Diodes Incorporated

4,397
RFQ
AZ431BZ-BTRE1 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) Formed Leads - Tape & Box (TB) Obsolete Shunt Adjustable 2.5V 18 V 100 mA ±0.8% 20ppm/°C Typical - - - - 1 mA -40°C ~ 125°C (TA) - - Through Hole TO-92
AZ432BNTR-G1 Diodes Incorporated

AZ432BNTR-G1

IC VREF SHUNT ADJ 1% SOT23

Diodes Incorporated

3,184
RFQ
AZ432BNTR-G1 Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Tape & Reel (TR) Obsolete Shunt Adjustable 1.25V 18 V 100 mA ±1% 20ppm/°C Typical - - - - 80 µA -40°C ~ 125°C (TA) - - Surface Mount SOT-23-3
AZ432BRTR-G1 Diodes Incorporated

AZ432BRTR-G1

IC VREF SHUNT ADJ 1% SOT89-3

Diodes Incorporated

1,733
RFQ
AZ432BRTR-G1 Datasheet

Datasheet

TO-243AA - Tape & Reel (TR) Obsolete Shunt Adjustable 1.25V 18 V 100 mA ±1% 20ppm/°C Typical - - - - 80 µA -40°C ~ 125°C (TA) - - Surface Mount SOT-89-3
AZ432BZTR-G1 Diodes Incorporated

AZ432BZTR-G1

IC VREF SHUNT ADJ 1% TO92

Diodes Incorporated

2,110
RFQ
AZ432BZTR-G1 Datasheet

Datasheet

TO-226-3, TO-92-3 (TO-226AA) Formed Leads - Tape & Box (TB) Obsolete Shunt Adjustable 1.25V 18 V 100 mA ±1% 20ppm/°C Typical - - - - 80 µA -40°C ~ 125°C (TA) - - Through Hole TO-92
ISL21009BFB825ZS2568 Renesas Electronics Corporation

ISL21009BFB825ZS2568

IC VREF SERIES 0.04% 8SOIC

Renesas Electronics Corporation

4,354
RFQ
ISL21009BFB825ZS2568 Datasheet

Datasheet

8-SOIC (0.154", 3.90mm Width) FGA™ Tube Obsolete Series Fixed 2.5V - 7 mA ±0.04% 3ppm/°C 4.5µVp-p 22µVrms 3.5V ~ 16.5V 180µA - -40°C ~ 125°C (TA) - - Surface Mount 8-SOIC
ISL21009BFB850ZS2568 Renesas Electronics Corporation

ISL21009BFB850ZS2568

IC VREF SERIES 0.04% 8SOIC

Renesas Electronics Corporation

2,439
RFQ
ISL21009BFB850ZS2568 Datasheet

Datasheet

8-SOIC (0.154", 3.90mm Width) FGA™ Tube Obsolete Series Fixed 5V - 7 mA ±0.04% 3ppm/°C 4.5µVp-p 22µVrms 5.5V ~ 16.5V 180µA - -40°C ~ 125°C (TA) - - Surface Mount 8-SOIC
SPX2431AM-L/MTR MaxLinear, Inc.

SPX2431AM-L/MTR

IC VREF SHUNT ADJ 0.5% SOT23-3

MaxLinear, Inc.

2,135
RFQ

-

TO-236-3, SC-59, SOT-23-3 - Tape & Reel (TR) Discontinued at Digi-Key Shunt Adjustable 2.5V 20 V 100 mA ±0.5% 30ppm/°C - - - - 1 mA 0°C ~ 105°C (TA) - - Surface Mount SOT-23-3
SPX2431M-L MaxLinear, Inc.

SPX2431M-L

IC VREF SHUNT ADJ 1% SOT23-3

MaxLinear, Inc.

2,360
RFQ
SPX2431M-L Datasheet

Datasheet

TO-236-3, SC-59, SOT-23-3 - Tube Discontinued at Digi-Key Shunt Adjustable 2.5V 20 V 100 mA ±1% 30ppm/°C - - - - 1 mA 0°C ~ 105°C (TA) - - Surface Mount SOT-23-3
SPX385AM-L-2-5 MaxLinear, Inc.

SPX385AM-L-2-5

IC VREF SHUNT 1% SOT23-3

MaxLinear, Inc.

4,393
RFQ

-

TO-236-3, SC-59, SOT-23-3 - Tube Discontinued at Digi-Key Shunt Fixed 2.5V - 20 mA ±1% 140ppm/°C - 120µVrms - - 20 µA -40°C ~ 85°C (TA) - - Surface Mount SOT-23-3
SPX385AM-L-5-0 MaxLinear, Inc.

SPX385AM-L-5-0

IC VREF SHUNT 1% SOT23-3

MaxLinear, Inc.

1,885
RFQ

-

TO-236-3, SC-59, SOT-23-3 - Tube Discontinued at Digi-Key Shunt Fixed 5V - 20 mA ±1% 50ppm/°C - 120µVrms - - 50 µA -40°C ~ 85°C (TA) - - 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.