IRU1209CSTR
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-263-5L (D2PAK)
Essence: The IRU1209CSTR is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
Packaging/Quantity: The IRU1209CSTR is typically packaged in reels containing 250 units.
Specifications
- Input Voltage Range: 4.75V to 18V
- Output Voltage Range: 0.8V to 16V
- Output Current: Up to 3A
- Dropout Voltage: 0.45V at 3A
- Quiescent Current: 1.5mA
- Operating Temperature Range: -40°C to +125°C
Pin Configuration
The IRU1209CSTR has the following pin configuration:
```
| | --| VIN GND |-- Pin 1: Input Voltage (VIN) / Ground (GND) --| VOUT NC |-- Pin 2: Output Voltage (VOUT) / No Connection (NC) --| ADJ NC |-- Pin 3: Adjust (ADJ) / No Connection (NC) --| NC NC |-- Pin 4: No Connection (NC) --| EN FB |-- Pin 5: Enable (EN) / Feedback (FB) |___________| ```
Functional Features
- High Efficiency: The IRU1209CSTR offers high efficiency, minimizing power loss during voltage regulation.
- Low Dropout Voltage: With a low dropout voltage of 0.45V at 3A, 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 within the range of 0.8V to 16V, providing flexibility for various applications.
- Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
- Thermal Shutdown Protection: In case of excessive temperature rise, the thermal shutdown feature activates, preventing damage to the IC.
Advantages and Disadvantages
Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection - Wide input voltage range
Disadvantages: - Limited output current capacity (up to 3A)
Working Principles
The IRU1209CSTR operates as a linear voltage regulator. It regulates the output voltage by comparing it with an internal reference voltage. The feedback pin (FB) monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
The IRU1209CSTR finds applications in various electronic devices that require a regulated power supply. Some common application fields include: - Consumer electronics - Industrial automation - Telecommunications - Automotive electronics - Power management systems
Alternative Models
- LM317T
- LT1085CT
- LM1117IMPX-3.3
- TPS7A4700RGWT
- MAX603CPA
These alternative models provide similar functionality and can be used as substitutes for the IRU1209CSTR in different applications.
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기술 솔루션에 IRU1209CSTR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of IRU1209CSTR in technical solutions:
Q: What is the IRU1209CSTR? A: The IRU1209CSTR is a voltage regulator IC (integrated circuit) designed for use in various technical solutions.
Q: What is the input voltage range of the IRU1209CSTR? A: The input voltage range of the IRU1209CSTR is typically between 4.5V and 24V.
Q: What is the output voltage range of the IRU1209CSTR? A: The output voltage range of the IRU1209CSTR can be adjusted from 0.8V to 18V.
Q: What is the maximum output current of the IRU1209CSTR? A: The IRU1209CSTR can provide a maximum output current of up to 9A.
Q: Is the IRU1209CSTR suitable for automotive applications? A: Yes, the IRU1209CSTR is designed to meet the requirements of automotive applications.
Q: Does the IRU1209CSTR have built-in protection features? A: Yes, the IRU1209CSTR includes overcurrent protection, thermal shutdown, and undervoltage lockout features.
Q: Can the IRU1209CSTR operate in a wide temperature range? A: Yes, the IRU1209CSTR is specified to operate within a temperature range of -40°C to +125°C.
Q: What type of package does the IRU1209CSTR come in? A: The IRU1209CSTR is available in a compact 8-pin SOIC (Small Outline Integrated Circuit) package.
Q: Can the IRU1209CSTR be used in both step-up and step-down applications? A: Yes, the IRU1209CSTR can be used in both step-up (boost) and step-down (buck) voltage regulator configurations.
Q: Are there any application notes or reference designs available for the IRU1209CSTR? A: Yes, International Rectifier (now part of Infineon Technologies) provides application notes and reference designs for the IRU1209CSTR on their website.
Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and application notes for accurate information.