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IRU1207-33CSTR
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: TO-263-5 (D2PAK)
Essence: The IRU1207-33CSTR is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
Packaging/Quantity: The IRU1207-33CSTR is typically sold in reels containing 250 units per reel.
Specifications
- Input Voltage Range: 4.75V to 18V
- Output Voltage Range: 3.3V
- Output Current: Up to 7A
- Dropout Voltage: 0.45V (typical)
- Line Regulation: ±1%
- Load Regulation: ±1%
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The IRU1207-33CSTR has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- VOUT: Output voltage pin
Functional Features
- High Efficiency: The IRU1207-33CSTR offers high efficiency, minimizing power loss during voltage regulation.
- Low Dropout Voltage: With a low dropout voltage of 0.45V, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
- Adjustable Output Voltage: The output voltage can be adjusted using external resistors, providing flexibility for different applications.
- Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
- Thermal Shutdown Protection: To prevent overheating, the IRU1207-33CSTR includes thermal shutdown protection, shutting off the device when the temperature exceeds a certain threshold.
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption - Adjustable output voltage allows for customization - Overcurrent and thermal protection enhance reliability and safety
Disadvantages: - Limited to a fixed output voltage of 3.3V - Dropout voltage may affect performance in low input voltage scenarios
Working Principles
The IRU1207-33CSTR operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The error amplifier adjusts the pass transistor's resistance to maintain a stable output voltage despite variations in the input voltage and load conditions.
Detailed Application Field Plans
The IRU1207-33CSTR finds applications in various electronic devices, including but not limited to: - Power supplies - Battery-powered devices - Industrial control systems - Automotive electronics - Telecommunications equipment
Detailed and Complete Alternative Models
- LM1117-3.3: A popular alternative with similar specifications and package type.
- LT1086-3.3: Offers higher output current capability and lower dropout voltage.
- TPS7A3301: Provides adjustable output voltage and ultra-low dropout voltage.
These alternative models offer similar functionality and can be considered based on specific application requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de IRU1207-33CSTR en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of IRU1207-33CSTR in technical solutions:
Question: What is the IRU1207-33CSTR?
Answer: The IRU1207-33CSTR is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 3.3V.Question: What is the input voltage range for the IRU1207-33CSTR?
Answer: The input voltage range for the IRU1207-33CSTR is typically between 4.5V and 28V.Question: What is the maximum output current of the IRU1207-33CSTR?
Answer: The IRU1207-33CSTR can provide a maximum output current of 2A.Question: Can the IRU1207-33CSTR handle input voltage fluctuations?
Answer: Yes, the IRU1207-33CSTR has built-in protection features to handle input voltage fluctuations and provide a stable output voltage.Question: Is the IRU1207-33CSTR suitable for battery-powered applications?
Answer: Yes, the IRU1207-33CSTR is suitable for battery-powered applications as it can efficiently regulate the voltage from a wide range of input voltages.Question: Can the IRU1207-33CSTR be used in automotive applications?
Answer: Yes, the IRU1207-33CSTR is designed to meet automotive-grade requirements and can be used in automotive applications.Question: Does the IRU1207-33CSTR require external components for operation?
Answer: Yes, the IRU1207-33CSTR requires a few external components such as input and output capacitors for stable operation.Question: What is the operating temperature range of the IRU1207-33CSTR?
Answer: The IRU1207-33CSTR can operate within a temperature range of -40°C to +125°C.Question: Can multiple IRU1207-33CSTR ICs be connected in parallel for higher current requirements?
Answer: Yes, multiple IRU1207-33CSTR ICs can be connected in parallel to increase the overall output current capability.Question: Is there any adjustable output voltage version available for the IRU1207-33CSTR?
Answer: No, the IRU1207-33CSTR provides a fixed output voltage of 3.3V and does not have an adjustable output voltage version.
Please note that the answers provided here are general and may vary depending on the specific application and design considerations. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information and guidelines.