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IRU1117-33CSTR
Product Overview
Category
The IRU1117-33CSTR belongs to the category of voltage regulators.
Use
It is primarily used for regulating voltage in electronic circuits.
Characteristics
- Low dropout voltage
- High output current capability
- Thermal shutdown protection
- Short circuit current limit
- Fast transient response
Package
The IRU1117-33CSTR comes in a small surface-mount package.
Essence
This voltage regulator is designed to provide a stable and regulated output voltage, regardless of input voltage fluctuations.
Packaging/Quantity
The IRU1117-33CSTR is typically packaged in reels or tubes and is available in various quantities.
Specifications
- Input Voltage Range: 2.5V to 18V
- Output Voltage: 3.3V
- Output Current: Up to 800mA
- Dropout Voltage: 1.2V (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The IRU1117-33CSTR has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
Functional Features
- Low dropout voltage ensures efficient regulation even with low input voltages.
- High output current capability allows for powering a wide range of electronic devices.
- Thermal shutdown protection prevents overheating and damage to the regulator.
- Short circuit current limit protects the circuit from excessive current flow.
- Fast transient response enables quick adjustment to changes in load conditions.
Advantages and Disadvantages
Advantages
- Stable and regulated output voltage
- Wide input voltage range
- Compact size
- Protection features ensure reliability
- Suitable for various applications
Disadvantages
- Limited output current compared to some other voltage regulators
- Higher dropout voltage compared to certain alternatives
Working Principles
The IRU1117-33CSTR operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the current flow through it. 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
The IRU1117-33CSTR can be used in various applications, including but not limited to: - Power supplies for microcontrollers and other digital ICs - 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 the IRU1117-33CSTR are: - LM1117-3.3 - LT1117-3.3 - MCP1702-3302E/TO
These models offer similar functionality and characteristics, providing options for different design requirements.
In conclusion, the IRU1117-33CSTR is a voltage regulator that offers stable and regulated output voltage, high output current capability, and protection features. It is suitable for various applications in different industries.
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRU1117-33CSTR v technických řešeních
Sure! Here are 10 common questions and answers related to the application of IRU1117-33CSTR in technical solutions:
Q: What is the IRU1117-33CSTR? A: The IRU1117-33CSTR is a low dropout (LDO) voltage regulator that provides a fixed output voltage of 3.3V.
Q: What is the input voltage range for the IRU1117-33CSTR? A: The input voltage range for the IRU1117-33CSTR is typically between 2.5V and 6.5V.
Q: What is the maximum output current of the IRU1117-33CSTR? A: The maximum output current of the IRU1117-33CSTR is 800mA.
Q: Can the IRU1117-33CSTR be used to power microcontrollers? A: Yes, the IRU1117-33CSTR can be used to power microcontrollers, as long as the current requirements of the microcontroller are within the regulator's maximum output current.
Q: Is the IRU1117-33CSTR suitable for battery-powered applications? A: Yes, the IRU1117-33CSTR is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Q: Does the IRU1117-33CSTR require any external components for operation? A: Yes, the IRU1117-33CSTR requires an input capacitor and an output capacitor for stability and proper operation.
Q: Can the IRU1117-33CSTR handle input voltage fluctuations? A: Yes, the IRU1117-33CSTR has built-in protection features that allow it to handle input voltage fluctuations and provide a stable output voltage.
Q: What is the thermal resistance of the IRU1117-33CSTR? A: The thermal resistance of the IRU1117-33CSTR is typically 50°C/W, which indicates its ability to dissipate heat.
Q: Can the IRU1117-33CSTR be used in automotive applications? A: Yes, the IRU1117-33CSTR is designed to meet automotive requirements and can be used in automotive applications.
Q: Are there any recommended PCB layout guidelines for using the IRU1117-33CSTR? A: Yes, the datasheet of the IRU1117-33CSTR provides recommended PCB layout guidelines to ensure proper performance and minimize noise and thermal issues.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.