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Texas Instruments TL431CDBZTG4
- Part No.:
- TL431CDBZTG4
- Manufacturer:
- Texas Instruments
- Package:
- TO-236-3, SC-59, SOT-23-3
- Datasheet:
-
TL431CDBZTG4.pdf
- Description:
- IC VREF SHUNT ADJ 2.2% SOT23-3
- In Stock:
- 2835
- Quantity:
- Add To Cart
- For more detailed including pricing and shipping
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TL431CDBZTG4 Specifications
- Packaging:Tape & Reel (TR),Bulk
- 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
TL431CDBZTG4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including TL431CDBZTG4 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 TL431CDBZTG4 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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TL431CDBZTG4 information
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TL431CDBZTG4 Typical application Circuitry
The TL431CDBZTG4 is a programmable precision shunt voltage regulator widely used in various electronic circuits for providing a stable reference voltage. It functions like an adjustable Zener diode but offers enhanced precision and stability. The TL431CDBZTG4 is ideal for power supply circuits, battery chargers, and voltage monitoring systems. Its key features include:
1. Adjustable Output Voltage: Can be programmed to provide an output voltage typically ranging from 2.5V to 36V.
2. Low Dynamic Output Impedance: Ensures stable voltage regulation under different load conditions.
3. Temperature Stability: Offers consistent performance across a wide temperature range.
4. Wide Operating Current Range: Suitable for a broad range of operational currents, adding versatility to its application.
An application scenario for the TL431CDBZTG4 is in a Switching Power Supply Feedback Circuit:
- Objective: To use the TL431CDBZTG4 to create a stable reference voltage in a feedback loop of a switching power supply.
1. Setting Reference Voltage: Connect the REF pin (Pin 2) of the TL431CDBZTG4 to a voltage divider formed by resistors R1 and R2, which are connected to the output voltage.
2. Grounding Connection: Attach the anode (A, Pin 1) of the TL431CDBZTG4 to the ground of the circuit.
3. Feedback to Control Circuit: Link the cathode (K, Pin 3) to the feedback input of the power supply control circuit. This pin regulates the output based on the voltage at the REF pin.
4. Voltage Divider Adjustment: Set R1 and R2 to adjust the voltage at which the TL431CDBZTG4 regulates, using the formula: Vout = Vref * (1 + R2/R1).
5. Stability Capacitors: Add capacitors near the REF pin and across the voltage divider to filter out noise and enhance stability.
Design considerations when using the TL431CDBZTG4 include:
- Precision of Resistors: Use high-precision resistors for R1 and R2 to ensure accurate setting of the output voltage.
- Thermal Management: Consider the temperature coefficient of the TL431CDBZTG4 and the resistors in the voltage divider.
- Noise Reduction: Put techniques in place to reduce feedback loop noise, which is crucial to preserving stable operation.
- Load Variability: Design the circuit to handle changes in load without affecting the stability of the regulated voltage.
In summary, the TL431CDBZTG4 is a versatile and precise shunt voltage regulator, suitable for applications like switching power supply feedback loops where stable and adjustable voltage regulation is required. Key design considerations include using accurate resistors, managing thermal effects, reducing circuit noise, and accommodating load changes.
TL431CDBZTG4 FAQ
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3. Are the TL431CDBZTG4 price and inventory displayed accurate?
The price and inventory of TL431CDBZTG4 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
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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 TL431CDBZTG4?
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 TL431CDBZTG4 we delivered, we will accept the replacement or return of the TL431CDBZTG4 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 TL431CDBZTG4.
(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 TL431CDBZTG4 pin diagram, TL431CDBZTG4 datasheet?
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