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Three Terminal Voltage Reference,
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
TL431KB-TP by Micro Commercial Components is a Voltage Reference.
Voltage References are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
DISTI #
353-TL431KB-TPCT-ND
|
DigiKey | IC VREF SHUNT 2.495V SOT23-3 Min Qty: 1 Lead time: 18 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) |
11713 In Stock |
|
$0.0539 / $0.4400 | Buy Now |
DISTI #
833-TL431KB-TP
|
Mouser Electronics | Linear Voltage Regulators PROGRAMMABLE PRECISION REGULATOR, SOT-23 RoHS: Compliant | 0 |
|
$0.0610 / $0.4400 | Order Now |
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TL431KB-TP
Micro Commercial Components
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Datasheet
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TL431KB-TP
Micro Commercial Components
Three Terminal Voltage Reference,
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Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | MICRO COMMERCIAL COMPONENTS CORP | |
Reach Compliance Code | compliant | |
Samacsys Manufacturer | MCC | |
Analog IC - Other Type | THREE TERMINAL VOLTAGE REFERENCE | |
JESD-609 Code | e3 | |
Peak Reflow Temperature (Cel) | 260 | |
Terminal Finish | MATTE TIN | |
Time@Peak Reflow Temperature-Max (s) | 10 |
The TL431KB-TP can operate from -40°C to 125°C, but the accuracy and stability of the output voltage may degrade at extreme temperatures.
While the TL431KB-TP can handle up to 100mA of output current, it's not recommended for high-current applications due to its limited power dissipation capability. For high-current applications, consider using a dedicated voltage regulator IC.
To ensure stability, make sure to follow the recommended layout and decoupling guidelines, use a suitable output capacitor, and avoid long traces and loops in the circuit. Additionally, consider adding a small ceramic capacitor (e.g., 10nF) between the REF and ADJ pins to improve stability.
Yes, the TL431KB-TP can be used as a precision voltage reference for ADCs or DACs, thanks to its low temperature coefficient and high accuracy. However, consider the noise and ripple specifications of the TL431KB-TP and ensure they meet the requirements of your application.
The output voltage of the TL431KB-TP can be calculated using the formula: Vout = Vref * (1 + R1/R2), where Vref is the internal reference voltage (2.495V), R1 is the resistor connected between the output and the ADJ pin, and R2 is the resistor connected between the ADJ pin and ground.