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AP1117T18G-U
Product Overview
Category
AP1117T18G-U belongs to the category of voltage regulators.
Use
It is commonly used to regulate and stabilize voltage in electronic circuits.
Characteristics
- Low dropout voltage
- High output voltage accuracy
- Low quiescent current
- Overcurrent and thermal protection
Package
AP1117T18G-U is available in a TO-252 package.
Essence
The essence of AP1117T18G-U lies in its ability to provide a stable and regulated output voltage.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 2.5V - 15V
- Output Voltage: 1.8V
- Output Current: Up to 1A
- Dropout Voltage: 1.2V (max)
- Quiescent Current: 5mA (typ)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
AP1117T18G-U has three pins:
- Vin (Pin 1): Input voltage pin.
- Vout (Pin 2): Output voltage pin.
- GND (Pin 3): Ground pin.
Functional Features
- Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
- High output voltage accuracy provides precise voltage regulation for sensitive electronic components.
- Low quiescent current minimizes power consumption when the load is light.
- Overcurrent and thermal protection safeguards the regulator and connected devices from damage.
Advantages and Disadvantages
Advantages
- Reliable voltage regulation
- Wide input voltage range
- Compact package size
- Thermal and overcurrent protection
Disadvantages
- Limited output current capacity (up to 1A)
- Dropout voltage may cause power dissipation in certain applications
Working Principles
AP1117T18G-U operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
AP1117T18G-U finds applications in various electronic devices, including but not limited to: - Power supplies - Battery-powered devices - Audio amplifiers - Microcontrollers - Embedded systems
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to AP1117T18G-U are: - LM1117-1.8 - LT1117-1.8 - ADP1117-1.8 - MCP1702-1802
These models offer similar functionality and characteristics, providing options for different design requirements.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van AP1117T18G-U in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of AP1117T18G-U in technical solutions:
Q: What is AP1117T18G-U? A: AP1117T18G-U is a low dropout linear voltage regulator IC that provides a fixed output voltage of 1.8V.
Q: What is the input voltage range for AP1117T18G-U? A: The input voltage range for AP1117T18G-U is typically between 2.5V and 12V.
Q: What is the maximum output current of AP1117T18G-U? A: AP1117T18G-U can provide a maximum output current of 1A.
Q: Can AP1117T18G-U be used in battery-powered applications? A: Yes, AP1117T18G-U can be used in battery-powered applications as it has a low dropout voltage and low quiescent current.
Q: Is AP1117T18G-U suitable for noise-sensitive applications? A: Yes, AP1117T18G-U has excellent line and load regulation characteristics, making it suitable for noise-sensitive applications.
Q: Does AP1117T18G-U have built-in thermal protection? A: Yes, AP1117T18G-U has built-in thermal shutdown protection to prevent overheating.
Q: Can AP1117T18G-U operate in high-temperature environments? A: Yes, AP1117T18G-U has a wide operating temperature range of -40°C to +125°C, making it suitable for high-temperature environments.
Q: Does AP1117T18G-U require any external components for operation? A: Yes, AP1117T18G-U requires input and output capacitors for stability. The datasheet provides recommended values.
Q: Can AP1117T18G-U be used in adjustable voltage applications? A: No, AP1117T18G-U provides a fixed output voltage of 1.8V and cannot be adjusted.
Q: Is AP1117T18G-U available in different package options? A: Yes, AP1117T18G-U is available in various package options, such as SOT-223 and TO-252, to suit different application requirements.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for AP1117T18G-U.