
( Brand: Texas Instruments ), ( Manufacturer Part Number: TL431IPK ), ( Country/region Of Manufacture: China )
The TL431IPK 900 is a highly regarded voltage reference integrated circuit (IC) from Texas Instruments, specifically designed for applications requiring precision voltage regulation. This specific variant, the TL431IPK, offers a breakdown voltage of 900mV, making it suitable for a wide range of applications where precise voltage regulation is crucial.
The TL431IPK operates as a voltage reference with a built-in amplifier that provides a stable output voltage, even in the presence of load variations or temperature changes. It features a unique "bandgap" reference architecture, which ensures excellent temperature stability and accuracy, typically within 1% over the operating temperature range of -55 C to 150 C.
The IC is packaged in a small SOT-23-5 case, which makes it suitable for space-constrained designs. It offers a current output of 1mA and a quiescent current consumption of approximately 1.5mA at 25 C, ensuring efficient power utilization in your circuit design.
The TL431IPK 900 is ideal for use in voltage regulator circuits, such as linear voltage regulators and voltage followers, as well as in battery management systems, power supplies, and other applications requiring precise voltage regulation. Its high accuracy, stability, and small form factor make it a popular choice among engineers and designers working on power electronics projects.
Pros of buying TL431IPK 900 Texas Shunt IC:1. High accuracy: The TL431IPK 900 is a precision voltage reference IC that provides a stable and accurate voltage output, making it suitable for applications requiring high precision.
2. Wide operating temperature range: The IC has a wide operating temperature range of -55 C to 150 C, making it suitable for use in various environments.
3. Low power consumption: The TL431IPK 900 has a low power consumption, making it ideal for use in battery-powered applications.
4. High linearity: The IC has a high linearity, which means it maintains its accuracy even under changing conditions.
5. Easy to use: The TL431IPK 900 is easy to use and implement in circuits due to its simple design and wide availability of application notes and datasheets.
Cons of buying TL431IPK 900 Texas Shunt IC:1. Limited output current: The TL431IPK 900 has a maximum output current of 15mA, which may be limiting in some applications requiring higher current output.
2. Sensitivity to input voltage: The IC is sensitive to input voltage, and any fluctuations in the input voltage may affect its accuracy.
3. Limited output voltage range: The TL431IPK 900 has a limited output voltage range of 2.5V to 3.3V, which may not be suitable for applications requiring a wider output voltage range.
4. High cost: Compared to other voltage reference ICs, the TL431IPK 900 is relatively expensive due to its high precision and accuracy.
Conclusion:The TL431IPK 900 Texas Shunt IC is a high-precision and accurate voltage reference IC that is suitable for applications requiring high precision. Its wide operating temperature range, low power consumption, and high linearity make it an excellent choice for various applications. However, its limited output current, sensitivity to input voltage, and high cost may be limiting factors for some users. Therefore, it is essential to weigh these pros and cons and determine if the TL431IPK 900 is the right IC for your application before making a purchase.
Recommendation:If you require high precision and accuracy in your voltage reference application, the TL431IPK 900 Texas Shunt IC is an excellent choice. However, if cost is a concern or you require higher output current, you may want to consider other voltage reference ICs with similar specifications but different trade-offs.
Roll held 1000 but a few are missing go listed at over 900. Please see pictures for better idea on size, design and condition.