Voltage Reference

Use the filters and product table below to compare Voltage Reference components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

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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
LM4040AIM3X-10/NOPB IC VREF SHUNT 0.1% SOT23-3 Texas Instruments	3,172	-	RFQ	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
REF3125AIDBZTG4 IC VREF SERIES 0.2% SOT23-3 Texas Instruments	4,716	-	RFQ	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
LM4040B10IDBZTG4 IC VREF SHUNT 0.2% SOT23-3 Texas Instruments	2,171	-	RFQ	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
LM4040B20IDBZTG4 IC VREF SHUNT 0.2% SOT23-3 Texas Instruments	2,665	-	RFQ	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
LM4040B25IDBZTG4 IC VREF SHUNT 0.2% SOT23-3 Texas Instruments	1,811	-	RFQ	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
LM4040B41IDBZTG4 IC VREF SHUNT 0.2% SOT23-3 Texas Instruments	4,062	-	RFQ	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/NOPB IC VREF SERIES 1% SOT23-5 Texas Instruments	1,876	-	RFQ	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/NOPB IC VREF SHUNT 0.2% SOT23-3 Texas Instruments	4,194	-	RFQ	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-1.8 IC VREF SERIES 0.5% SOT23-5 Texas Instruments	2,345	-	RFQ	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-3.3 IC VREF SERIES 0.5% SOT23-5 Texas Instruments	2,143	-	RFQ	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

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FREQUENTLY ASKED QUESTIONS

Voltage Reference FAQ

Common questions about filtering, comparing and sourcing Voltage Reference components.

How can I narrow the Voltage Reference selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Voltage Reference part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.