TL431BQDR
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Reference
- Characteristics: Adjustable Precision Shunt Regulator
- Package: SOIC-8
- Essence: Programmable Precision Reference
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Reference Voltage Range: 2.495V to 36V
- Output Current: Up to 100mA
- Temperature Range: -40°C to +125°C
- Line Regulation: 0.2% typical
- Load Regulation: 0.4% typical
- Reference Voltage Tolerance: ±1%
- Cathode Current Range: 1mA to 100mA
Pin Configuration
The TL431BQDR has a standard SOIC-8 package with the following pin configuration:
```
| | --| 1 |-- Anode --| 2 |-- Cathode --| 3 |-- Not Connected --| 4 |-- Not Connected --| 5 |-- Reference Voltage --| 6 |-- Not Connected --| 7 |-- Not Connected --| 8 |-- Cathode |____| ```
Functional Features
- Programmable output voltage reference
- High precision and stability
- Low dynamic impedance
- Wide operating temperature range
- Low power consumption
- Fast response time
Advantages and Disadvantages
Advantages: - Highly accurate voltage reference - Easy to use and integrate into circuits - Wide range of applications - Low cost
Disadvantages: - Limited output current capability - Requires external components for certain applications
Working Principles
The TL431BQDR is a three-terminal adjustable precision shunt regulator. It operates by comparing the reference voltage at its non-inverting input with the voltage applied to its cathode terminal. By adjusting the resistive divider connected to the cathode, the output voltage can be set to a desired value within the specified range.
Detailed Application Field Plans
The TL431BQDR finds applications in various fields, including:
- Voltage regulation in power supplies
- Battery charging circuits
- Precision instrumentation
- Audio amplifiers
- Switching power converters
- LED drivers
- Automotive electronics
- Industrial control systems
Detailed and Complete Alternative Models
- TL431ACLP
- TL431BCP
- TL431IDBZR
- TL431AIDBZR
- TL431BIDBZT
- TL431CDBVR
- TL431CDR
- TL431CLP
- TL431CP
- TL431IDBVT
- TL431AIDBVT
These alternative models offer similar functionality and characteristics to the TL431BQDR, providing flexibility for different design requirements.
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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של TL431BQDR בפתרונות טכניים
Sure! Here are 10 common questions and answers related to the application of TL431BQDR in technical solutions:
Question: What is TL431BQDR?
- Answer: TL431BQDR is a programmable precision voltage reference that can be used in various applications such as voltage regulation, feedback control, and precision measurement.Question: What is the operating voltage range of TL431BQDR?
- Answer: The operating voltage range of TL431BQDR is typically from 2.5V to 36V.Question: How does TL431BQDR provide voltage regulation?
- Answer: TL431BQDR compares the reference voltage with an external voltage divider network and adjusts its output accordingly to maintain a stable regulated voltage.Question: Can TL431BQDR be used as a shunt regulator?
- Answer: Yes, TL431BQDR can be used as a shunt regulator by connecting it between the load and ground to regulate the voltage across the load.Question: What is the typical accuracy of TL431BQDR?
- Answer: The typical accuracy of TL431BQDR is ±1%.Question: Can TL431BQDR be used in high-frequency applications?
- Answer: Yes, TL431BQDR can be used in high-frequency applications as it has a fast response time and low output impedance.Question: How can TL431BQDR be used for overvoltage protection?
- Answer: TL431BQDR can be configured as a voltage comparator to monitor the input voltage and trigger a shutdown or protection mechanism when it exceeds a certain threshold.Question: Is TL431BQDR suitable for battery charging applications?
- Answer: Yes, TL431BQDR can be used in battery charging applications to regulate the charging voltage and prevent overcharging.Question: Can TL431BQDR be used as a temperature sensor?
- Answer: No, TL431BQDR is not designed to be used as a temperature sensor. It is primarily used for voltage regulation and control.Question: What are some common applications of TL431BQDR?
- Answer: Some common applications of TL431BQDR include power supplies, battery chargers, LED drivers, audio amplifiers, and precision measurement instruments.
Please note that these answers are general and may vary depending on specific circuit configurations and requirements.