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Texas Instruments TL431CDE4
- Part No.:
- TL431CDE4
- Manufacturer:
- Texas Instruments
- Package:
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet:
-
TL431CDE4.pdf
- Description:
- IC VREF SHUNT ADJ 2.2% 8SOIC
- In Stock:
- 2953
- Quantity:
- Add To Cart
- For more detailed including pricing and shipping
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TL431CDE4 Specifications
- Packaging:Tube
- Series:-
- ProductStatus:Discontinued at Mosen
- 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:0°C ~ 70°C (TA)
- MountingType:Surface Mount
TL431CDE4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TL431CDE4 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for TL431CDE4 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.
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TL431CDE4 information
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TL431CDE4 Typical application Circuitry
The TL431CDE4 is a programmable precision shunt voltage regulator, commonly used in power supply circuits, battery chargers, and voltage reference applications. It functions like an adjustable Zener diode but offers better stability and precision. The TL431CDE4's key features include:
1. Adjustable Output Voltage: Typically adjustable from 2.5V to 36V, providing flexibility for various applications.
2. Low Dynamic Output Impedance: Ensures stable voltage reference under different load conditions.
3. Temperature Stability: Offers stable performance across a wide temperature range.
4. Wide Operating Current Range: Can operate over a broad range of currents, adding versatility to its application.
An application scenario for the TL431CDE4 is in a Battery Charging Circuit:
- Objective: To use the TL431CDE4 for controlling the charging voltage in a battery charger circuit.
1. Setting Reference Voltage: Connect the REF pin (Pin 2) of the TL431CDE4 to a voltage divider formed by resistors R1 and R2, which are connected to the output voltage.
2. Ground Connection: Attach the anode (A, Pin 1) of the TL431CDE4 to the ground.
3. Feedback Control: Connect the cathode (K, Pin 3) to the control circuit of the battery charger. This pin regulates the charger's output based on the voltage at the REF pin.
4. Voltage Divider Adjustment: Set R1 and R2 to adjust the voltage at which the TL431CDE4 regulates, using the formula: Vout = Vref * (1 + R2/R1).
5. Stabilizing Capacitors: Add capacitors near the REF pin and across the voltage divider to reduce noise and increase stability.
Design considerations when using the TL431CDE4 include:
- Resistor Precision: Use high-precision resistors for the voltage divider to accurately set the output voltage.
- Thermal Management: Account for the temperature coefficient of the TL431CDE4 and resistors to ensure voltage stability across temperature variations.
- Minimizing Noise: Implement noise reduction techniques in the circuit, especially in sensitive battery charging applications.
- Load Regulation: Design the circuit to handle changes in load without affecting the stability of the charging voltage.
In summary, the TL431CDE4 is an effective and precise shunt voltage regulator, suitable for applications like battery charging circuits where stable and adjustable voltage regulation is required. Key design considerations include the precision of resistors, thermal management, noise minimization, and load regulation.
TL431CDE4 FAQ
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2. How does icwhale.com guarantee that TL431CDE4 is from the original manufacturer or authorized agents?
We have a professional and experienced quality control team to strictly verify and test the TL431CDE4. All suppliers must pass our qualification reviews before they can publish their products including TL431CDE4 on icwhale.com; we pay more attention to the channels and quality of TL431CDE4 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the TL431CDE4 price and inventory displayed accurate?
The price and inventory of TL431CDE4 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?
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5. How is the shipping arranged?
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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 TL431CDE4?
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 TL431CDE4 we delivered, we will accept the replacement or return of the TL431CDE4 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 TL431CDE4.
(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 TL431CDE4 pin diagram, TL431CDE4 datasheet?
If you need any after-sales service, please do not hesitate to contact us.
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