TL431CPWE4
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Reference
- Characteristics: Adjustable Precision Shunt Regulator
- Package: TSSOP-16
- Essence: Programmable Precision Reference
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Reference Voltage Range: 2.495V to 36V
- Output Current: 1mA to 100mA
- Temperature Coefficient: ±50ppm/°C
- Operating Temperature Range: -40°C to +85°C
- Line Regulation: 0.2% typical
- Load Regulation: 0.4% typical
- Reference Input Current: 80µA typical
Detailed Pin Configuration
The TL431CPWE4 has a total of 16 pins arranged as follows:
- Anode
- Cathode
- NC (No Connection)
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- NC
- Reference
Functional Features
- Programmable output voltage with two external resistors
- High precision and stability over temperature and time
- Low dynamic impedance
- Wide operating current range
- Fast response time
Advantages and Disadvantages
Advantages: - Highly accurate voltage reference - Easy to use and program - Wide range of operating currents - Stable performance over temperature and time
Disadvantages: - Limited output current capability - Requires external resistors for programming
Working Principles
The TL431CPWE4 is a three-terminal adjustable shunt regulator. It operates by comparing the reference voltage at its internal reference terminal with an external voltage applied to its control terminal. By adjusting the external resistors connected to the control terminal, the output voltage can be set to a desired value within the specified range.
Detailed Application Field Plans
The TL431CPWE4 is widely used in various applications, including: 1. Voltage regulation in power supplies and battery chargers 2. Precision current limiting circuits 3. Voltage monitoring and protection circuits 4. Temperature compensation circuits 5. Error amplifiers in feedback control systems
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the TL431CPWE4 are: - LM4040 - LT1009 - REF02 - MAX6126
These models offer similar functionality and performance characteristics, providing flexibility for different design requirements.
In conclusion, the TL431CPWE4 is a versatile voltage reference IC with programmable precision. Its adjustable output voltage, stability, and wide operating current range make it suitable for various applications in the field of electronics.
Lista 10 Vanliga frågor och svar relaterade till tillämpningen av TL431CPWE4 i tekniska lösningar
Sure! Here are 10 common questions and answers related to the application of TL431CPWE4 in technical solutions:
Q: What is TL431CPWE4? A: TL431CPWE4 is a programmable precision voltage reference integrated circuit (IC) commonly used in various technical applications.
Q: What is the purpose of TL431CPWE4? A: TL431CPWE4 is primarily used as a voltage reference or shunt regulator to provide stable and accurate voltage levels in electronic circuits.
Q: How does TL431CPWE4 work? A: TL431CPWE4 compares the input voltage with an internal reference voltage and adjusts its output accordingly to maintain a constant voltage level.
Q: What is the voltage range of TL431CPWE4? A: The voltage range of TL431CPWE4 is typically between 2.5V and 36V, making it suitable for a wide range of applications.
Q: Can TL431CPWE4 be used as a voltage regulator? A: Yes, TL431CPWE4 can be used as a voltage regulator by connecting it in a feedback loop with an external transistor or MOSFET.
Q: Is TL431CPWE4 suitable for high-current applications? A: TL431CPWE4 itself has limited current handling capability, but it can be used in conjunction with external components to handle higher currents.
Q: What are some typical applications of TL431CPWE4? A: TL431CPWE4 is commonly used in power supplies, battery chargers, audio amplifiers, LED drivers, and other voltage regulation circuits.
Q: Does TL431CPWE4 require any external components? A: Yes, TL431CPWE4 requires a few external components such as resistors and capacitors to set the desired voltage level and stabilize its operation.
Q: Can TL431CPWE4 be used in automotive applications? A: Yes, TL431CPWE4 is suitable for automotive applications as it can operate over a wide temperature range and withstand automotive voltage transients.
Q: Where can I find more information about TL431CPWE4? A: You can refer to the TL431CPWE4 datasheet provided by the manufacturer or consult online resources and application notes for detailed information on its usage and specifications.
Please note that the answers provided here are general and may vary depending on specific circuit requirements and design considerations.