Semtech SC431
Adjustable Shunt Regulator
The SC431 is a three terminal adjustable shunt regulator with thermal stability guaranteed over temperature.
Features
- Wide operating current range 130 µA to 150 mA
- Low dynamic output impedance 0.25 Ω typ.
- Trimmed bandgap design ± 0.5%
- Alternate for TL1431, TL431, LM431 & AS431
- Industrial temperature range
- Available in SOT-23-3 and SO-8 packages
Applications
- Linear regulators
- Adjustable supplies
- Switching power supplies
- Battery-operated computers
- Instrumentation
- Computer disk drives
Packaging
SOIC-8, SOT-23-3
Order Codes
- SC431CS-.5 TR: Package Minimum Tape & Reel Only
- SC431CS-.5 TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC431CS-1.TR: Package Minimum Tape & Reel Only
- SC431CS-1.TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC431CS-2.TR: Package Minimum Tape & Reel Only
- SC431CS-2.TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC431CSK-.5 TR: Package Minimum Tape & Reel Only
- SC431CSK-.5TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC431CSK-1.TR: Package Minimum Tape & Reel Only
- SC431CSK-1TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
- SC431CSK-2.TR: Package Minimum Tape & Reel Only
- SC431CSK-2TRT: Lead-Free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
Order Samples
Semtech provides free samples to help design engineers qualify
their products and speed up time-to-market.
For samples, use our Samples Request Form. Up to five free samples
may be requested.
Purchase
Use our Sales Support tool to find your local Semtech sales office, distributor or manufacturer's representative.
To get a quote directly from Semtech use our online Quote Request Form.
Order Evaluation Boards
Semtech provides evaluation boards to help design engineers quickly and easily evaluate the performance of our devices for their application requirements.
To order, use our Evaluation Board Request Form here. One (1) free evaluation board may be requested per order form.
Eval boards are readily available for most of our new and popular products. If you wish to request boards for other parts, simply type the part number in the “Select Part Number” field space of the order form. These will be subject to availability.
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