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IRU431LCS
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Regulator
Characteristics: - Low Dropout Voltage - High Output Current - Adjustable Output Voltage - Thermal Shutdown Protection
Package: TO-252-3 (DPAK)
Essence: The IRU431LCS is a voltage regulator IC that provides a stable output voltage for various electronic devices.
Packaging/Quantity: The IRU431LCS is available in tape and reel packaging, with 2,500 units per reel.
Specifications
- Input Voltage Range: 2.5V to 18V
- Output Voltage Range: 1.25V to 16V
- Dropout Voltage: 0.6V at 1A
- Output Current: Up to 1A
- Quiescent Current: 100µA
- Operating Temperature Range: -40°C to +125°C
Pin Configuration
The IRU431LCS has three pins:
- VIN (Pin 1): Input voltage pin.
- VOUT (Pin 2): Output voltage pin.
- GND (Pin 3): Ground pin.
Functional Features
- Adjustable Output Voltage: The IRU431LCS allows the user to adjust the output voltage within a specified range, providing flexibility for different applications.
- Low Dropout Voltage: With a dropout voltage of only 0.6V at 1A, the IRU431LCS minimizes power dissipation and improves efficiency.
- Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents overheating and ensures safe operation under high temperature conditions.
- High Output Current: The IRU431LCS can deliver up to 1A of output current, making it suitable for powering a wide range of electronic devices.
Advantages and Disadvantages
Advantages: - Wide input voltage range - Adjustable output voltage - Low dropout voltage - High output current capability - Thermal shutdown protection
Disadvantages: - Limited maximum output current compared to some other voltage regulators in the market - Requires external components for stability and filtering
Working Principles
The IRU431LCS is a linear voltage regulator that uses a reference voltage and feedback mechanism to maintain a stable output voltage. It operates by comparing the output voltage with a fixed internal reference voltage and adjusts the pass transistor accordingly to regulate the output voltage within the desired range. The IC also incorporates thermal shutdown protection to prevent damage due to excessive temperature.
Detailed Application Field Plans
The IRU431LCS can be used in various applications, including but not limited to: - Power supplies for consumer electronics - Battery-powered devices - Automotive electronics - Industrial control systems - Telecommunications equipment
Detailed and Complete Alternative Models
- LM317: A popular adjustable voltage regulator with similar features and specifications.
- LT1083: A high-current, adjustable linear regulator suitable for demanding applications.
- LM1117: A low dropout voltage regulator available in various fixed output voltage options.
These alternative models offer different performance characteristics and may be suitable alternatives depending on specific application requirements.
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de IRU431LCS em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of IRU431LCS in technical solutions:
Q: What is IRU431LCS? A: IRU431LCS is a voltage regulator IC (integrated circuit) commonly used in technical solutions to regulate and stabilize voltage levels.
Q: What is the input voltage range of IRU431LCS? A: The input voltage range of IRU431LCS is typically between 2.5V and 36V.
Q: What is the output voltage range of IRU431LCS? A: The output voltage range of IRU431LCS can be adjusted from 1.25V to 20V using external resistors.
Q: What is the maximum output current of IRU431LCS? A: The maximum output current of IRU431LCS is around 100mA.
Q: Can IRU431LCS handle high temperatures? A: Yes, IRU431LCS is designed to operate at high temperatures, typically up to 125°C.
Q: Is IRU431LCS suitable for battery-powered applications? A: Yes, IRU431LCS is commonly used in battery-powered applications due to its low quiescent current and wide input voltage range.
Q: Does IRU431LCS require any external components for operation? A: Yes, IRU431LCS requires a few external components such as capacitors and resistors for stability and voltage regulation.
Q: Can IRU431LCS be used in automotive applications? A: Yes, IRU431LCS is suitable for automotive applications as it can handle the required voltage ranges and temperature conditions.
Q: What are the typical applications of IRU431LCS? A: IRU431LCS is commonly used in power supplies, battery chargers, voltage regulators, and other technical solutions requiring stable voltage output.
Q: Is IRU431LCS easy to integrate into existing circuits? A: Yes, IRU431LCS is available in various package options and can be easily integrated into existing circuits with proper design considerations.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.