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AS7818ADTR-E1
Product Overview
Category
AS7818ADTR-E1 belongs to the category of integrated circuits (ICs).
Use
It is commonly used in electronic devices for voltage regulation purposes.
Characteristics
- Voltage regulator IC
- High efficiency
- Low dropout voltage
- Overcurrent and thermal protection
- Adjustable output voltage
Package
AS7818ADTR-E1 is available in a small surface mount package, typically a 3-pin TO-252 package.
Essence
The essence of AS7818ADTR-E1 lies in its ability to regulate voltage efficiently and reliably in various electronic applications.
Packaging/Quantity
AS7818ADTR-E1 is usually packaged in reels or tubes, with a typical quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 18V
- Output Voltage Range: 1.25V to 16V
- Output Current: Up to 1A
- Dropout Voltage: 1.2V (typical)
- Line Regulation: ±0.2% (typical)
- Load Regulation: ±0.4% (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
AS7818ADTR-E1 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 through external resistors
- Built-in overcurrent and thermal protection
- Low dropout voltage ensures efficient power conversion
- Stable output voltage under varying load conditions
- Fast transient response for rapid load changes
Advantages and Disadvantages
Advantages
- High efficiency leads to reduced power dissipation
- Wide input voltage range allows for versatile applications
- Compact package size enables space-saving designs
- Overcurrent and thermal protection enhance device reliability
Disadvantages
- Limited output current capacity (up to 1A)
- Dropout voltage may affect performance in low input voltage scenarios
Working Principles
AS7818ADTR-E1 operates as a linear voltage regulator. It takes an input voltage from the Vin pin, regulates it to the desired output voltage at the Vout pin, and maintains a stable output voltage despite variations in load or input voltage.
Detailed Application Field Plans
AS7818ADTR-E1 finds applications in various electronic devices, including but not limited to: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to AS7818ADTR-E1 are: - LM7805: A popular fixed-output voltage regulator IC with similar characteristics - LT1084: Adjustable linear voltage regulator with higher output current capability - TPS7A47: Low dropout voltage regulator with ultra-low noise performance
These alternative models offer different features and specifications, allowing designers to choose the most suitable option for their specific application requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AS7818ADTR-E1 v technických řešeních
Sure! Here are 10 common questions and answers related to the application of AS7818ADTR-E1 in technical solutions:
Q1: What is AS7818ADTR-E1? A1: AS7818ADTR-E1 is a specific model of voltage regulator IC (integrated circuit) manufactured by a company called Diodes Incorporated.
Q2: What is the input voltage range for AS7818ADTR-E1? A2: The input voltage range for AS7818ADTR-E1 is typically between 7V and 30V.
Q3: What is the output voltage of AS7818ADTR-E1? A3: AS7818ADTR-E1 provides a fixed output voltage of 18V.
Q4: What is the maximum output current of AS7818ADTR-E1? A4: The maximum output current of AS7818ADTR-E1 is 1.5A.
Q5: Can AS7818ADTR-E1 handle both AC and DC input voltages? A5: Yes, AS7818ADTR-E1 can handle both AC and DC input voltages.
Q6: Is AS7818ADTR-E1 suitable for automotive applications? A6: Yes, AS7818ADTR-E1 is designed to meet the requirements of automotive applications.
Q7: Does AS7818ADTR-E1 have built-in protection features? A7: Yes, AS7818ADTR-E1 includes built-in protection features such as thermal shutdown and overcurrent protection.
Q8: Can AS7818ADTR-E1 be used in high-temperature environments? A8: Yes, AS7818ADTR-E1 has a wide operating temperature range of -40°C to +125°C, making it suitable for high-temperature environments.
Q9: What is the package type of AS7818ADTR-E1? A9: AS7818ADTR-E1 comes in a surface-mount TO-252 (DPAK) package.
Q10: Are there any recommended external components for using AS7818ADTR-E1? A10: Yes, it is recommended to use input and output capacitors for stability and filtering purposes. The specific values can be found in the datasheet provided by Diodes Incorporated.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for accurate and detailed information.