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Texas Instruments TL431ILPR
- Part No.:
- TL431ILPR
- Manufacturer:
- Texas Instruments
- Package:
- TO-226-3, TO-92-3 (TO-226AA) Formed Leads
- Datasheet:
-
TL431ILPR.pdf
- Description:
- IC VREF SHUNT ADJ 2.2% TO92-3
- In Stock:
- 2518
- Quantity:
- Add To Cart
- For more detailed including pricing and shipping
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TL431ILPR Specifications
- Packaging:Tape & Reel (TR),Cut Tape (CT),Bulk
- Series:-
- ProductStatus:Active
- ReferenceType:Shunt
- OutputType:Adjustable
- Voltage-Output(Min/Fixed):2.495V
- Voltage-Output(Max):36 V
- Current-Output:100 mA
- Tolerance:±2.2%
- TemperatureCoefficient:-
- Noise-01Hzto10Hz:-
- Noise-10Hzto10kHz:-
- Voltage-Input:-
- Current-Supply:-
- Current-Cathode:1 mA
- OperatingTemperature:-40°C ~ 85°C (TA)
- MountingType:Through Hole
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TL431ILPR information
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TL431ILPR Typical application Circuitry
The TL431ILPR is a widely-used adjustable precision shunt regulator. Because of its versatility and functionality, it can be used in a wide range of electronic applications.
Functionality of TL431ILPR
The TL431ILPR is designed to provide a stable reference voltage and can be set to any value between its reference voltage and maximum rated voltage. It works by shunting excess current when a set threshold voltage is exceeded, making it ideal for regulating voltage.
Application Scenarios of TL431ILPR
1. Power Supply Regulation: Commonly used in power supplies for stabilizing output voltage.
2. Voltage Monitoring: Fit for circuits that require the monitoring of particular voltage thresholds.
3. Reference Voltage: Acts as a reference source in various analog circuits.
4. Battery Chargers: Used in charging circuits for maintaining constant charge voltages.
Parameter Characteristics of TL431ILPR
- Voltage Range: Typically adjustable from approximately 2.5V to 36V.
- Low Operational Current: Efficient in terms of current consumption.
- Temperature Stability: Offers stability over a range of temperatures.
- Accuracy: Provides precise voltage regulation, which is critical in sensitive applications.
Application Example: Adjustable Power Supply
1.Voltage Setting
- Resistor Network Connection: Connect a resistor divider network to the REF pin (pin 2) and adjust to set the desired output voltage.
- Output Voltage Determination: Output voltage is calculated based on the values of the resistors in the network connected to the REF pin.
2.Connection to Power Supply
- Pin Configuration: Connect the Anode (pin 1) to the supply voltage and Cathode (pin 3) to the ground.
- Feedback Loop: Ensure the REF pin is connected appropriately to the feedback loop of the power supply.
3.Load Regulation and Stability
- Load Considerations: Attach the load and observe the voltage regulation under different conditions.
- Stability: Use capacitors if necessary to improve stability across the load range.
4.Thermal Management
- Dissipation Concerns: Provide adequate heat sinking if the regulator dissipates significant power.
- Operating Temperature Range: For best results, stay within the suggested temperature range.
Design Considerations
1. Precision of Components: Use high-precision resistors for setting the output voltage.
2. Thermal Aspects: Ensure proper heat dissipation to prevent overheating.
3. Circuit Stability: Test the circuit across various loads and temperatures.
4. Noise Filtering: Implement measures to reduce electrical noise, especially in the feedback loop.
In summary, the TL431ILPR is a versatile and reliable component for precision voltage regulation in various electronic applications. When designing with this IC, careful consideration should be given to component selection, thermal management, circuit stability, and noise reduction to ensure the circuit's effectiveness and reliability.
TL431ILPR FAQ
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2. How does icwhale.com guarantee that TL431ILPR is from the original manufacturer or authorized agents?
We have a professional and experienced quality control team to strictly verify and test the TL431ILPR. All suppliers must pass our qualification reviews before they can publish their products including TL431ILPR on icwhale.com; we pay more attention to the channels and quality of TL431ILPR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the TL431ILPR price and inventory displayed accurate?
The price and inventory of TL431ILPR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?
Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.
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Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.
Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of TL431ILPR?
All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the TL431ILPR we delivered, we will accept the replacement or return of the TL431ILPR only when all of the below conditions are fulfilled:
(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.
(2)We are informed of the defect described above within 90 days after the delivery of TL431ILPR.
(3)The PartNo is unused and only in the original unpacked packaging.
Two processes to return the products:
(1)Inform us within 90 days
(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as TL431ILPR pin diagram, TL431ILPR datasheet?
If you need any after-sales service, please do not hesitate to contact us.
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