Product overview
Description
The TS3431 is an adjustable shunt voltage reference with guaranteed temperature stability over the entire operating temperature range (- 40 °C to + 125 °C). The output voltage can be set to any value between 1.24 V and 24 V with an external resistor bridge.
Available in SOT23-3 surface mount package, it can be used in application designs where space saving is critical.
-
All features
- Adjustable output voltage: 1.24 to 24 V
- Several precision levels @ 25 °C ± 2%, ± 1%, ± 0.5% and ± 0.25%
- Sink current capability: 0.4 to 100 mA
- Industrial temperature range: - 40 °C to + 105 °C
- Performance compatible with industry standard TL431
Recommended for you
Related Applications
All resources
Resource title | Version | Latest update |
---|
Product Specifications (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
7.0 | 18 Jun 2019 | 18 Jun 2019 |
Application Notes (1)
Resource title | Version | Latest update | ||
---|---|---|---|---|
1.1 | 15 Feb 2013 | 15 Feb 2013 |
Brochures (2)
Resource title | Version | Latest update | ||
---|---|---|---|---|
3.0 | 27 Jul 2022 | 27 Jul 2022 | ||
12.2024 | 09 Jan 2025 | 09 Jan 2025 |
EDA Symbols, Footprints and 3D Models
STMicroelectronics - TS3431
Speed up your design by downloading all the EDA symbols, footprints and 3D models for your application. You have access to a large number of CAD formats to fit with your design toolchain.
Please select one model supplier :

Symbols

Footprints

3D models
Quality and Reliability
Part Number | Marketing Status | Package | Grade | RoHS Compliance Grade | Material Declaration** |
---|---|---|---|---|---|
TS3431AILT | Active | SOT23 | Industrial | Ecopack3 | |
TS3431BILT | Active | SOT23 | Industrial | Ecopack3 | |
TS3431CILT | Active | SOT23 | Industrial | Ecopack3 | |
TS3431ILT | Active | SOT23 | Industrial | Ecopack3 |
Marketing Status
Package
SOT23
Grade
Industrial
RoHS Compliance Grade
Ecopack3
Marketing Status
Package
SOT23
Grade
Industrial
RoHS Compliance Grade
Ecopack3
Marketing Status
Package
SOT23
Grade
Industrial
RoHS Compliance Grade
Ecopack3
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
Sample & Buy
Part Number | Marketing Status | Budgetary Price (US$)*/Qty | Order from ST | Order from distributors | Package | Packing Type | RoHS | Country of Origin | ECCN (US) | ECCN (EU) | Operating temperature (°C) | Operating Temperature (°C) (max) | |||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
min | max | ||||||||||||||||||||||||||||||||||||||||||||||||||||
TS3431AILT | Active | 0.2045 / 1k | Available at 3 distributors Distributor availability of TS3431AILT
Distributor reported inventory date: 3/12/2025 | | | | Buy from Distributor | | SOT23 | Tape and Reel | CHINA | EAR99 | NEC | -40 | 125 | ||||||||||||||||||||||||||||||||||||||
TS3431BILT | Active | 0.2264 / 1k | Available at 4 distributors Distributor availability of TS3431BILT
Distributor reported inventory date: 3/12/2025 | | | | Buy from Distributor | | SOT23 | Tape and Reel | MALAYSIA | EAR99 | NEC | -40 | 125 | ||||||||||||||||||||||||||||||||||||||
TS3431ILT | Active | 0.1753 / 1k | Available at 3 distributors Distributor availability of TS3431ILT
Distributor reported inventory date: 3/12/2025 | | | | Buy from Distributor | | SOT23 | Tape and Reel | CHINA | EAR99 | NEC | -40 | 125 | ||||||||||||||||||||||||||||||||||||||
TS3431CILT | Active | 0.2396 / 1k | Available at 6 distributors Distributor availability of TS3431CILT
Distributor reported inventory date: 3/12/2025 | | | | Buy from Distributor | | SOT23 | Tape and Reel | MALAYSIA | EAR99 | NEC | -40 | 125 |
TS3431AILT Active
Part Number:
TS3431AILT
Operating Temperature (°C)
Min:
-40
Max:
125
MOUSER
Stock
2524Min.Order
1FUTURE
Stock
9000Min.Order
0DIGIKEY
Stock
2213Min.Order
1Distributor reported inventory date: 3/12/2025
Stock
Min.Order
TS3431BILT Active
Part Number:
TS3431BILT
Operating Temperature (°C)
Min:
-40
Max:
125
Farnell Element14
Stock
2840Min.Order
1MOUSER
Stock
47686Min.Order
1FUTURE
Stock
6000Min.Order
0DIGIKEY
Stock
4709Min.Order
1Distributor reported inventory date: 3/12/2025
Stock
Min.Order
TS3431ILT Active
Part Number:
TS3431ILT
Operating Temperature (°C)
Min:
-40
Max:
125
Farnell Element14
Stock
2730Min.Order
1MOUSER
Stock
12410Min.Order
1DIGIKEY
Stock
5250Min.Order
1Distributor reported inventory date: 3/12/2025
Stock
Min.Order
TS3431CILT Active
Part Number:
TS3431CILT
Operating Temperature (°C)
Min:
-40
Max:
125
Farnell Element14
Stock
7447Min.Order
1MOUSER
Stock
4998Min.Order
1FUTURE
Stock
18000Min.Order
0AVNET
Stock
6000Min.Order
0DIGIKEY
Stock
17775Min.Order
1Newark Element14
Stock
300Min.Order
0Distributor reported inventory date: 3/12/2025
Stock
Min.Order
(*) Suggested Resale Price (USD) per defined quantity for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors