MC7905ACD2TG
Basic Information Overview
- Category: Voltage Regulator
- Use: To regulate and stabilize the output voltage in electronic circuits
- Characteristics:
- Negative voltage regulator
- Fixed output voltage of -5V
- Maximum output current of 1A
- Package: TO-252-3 (DPAK)
- Essence: Integrated circuit for voltage regulation
- Packaging/Quantity: Tape and reel, 2500 units per reel
Specifications
- Input Voltage Range: -7V to -35V
- Output Voltage: -5V ±4%
- Output Current: Up to 1A
- Dropout Voltage: 2V (typical)
- Line Regulation: 0.2% (typical)
- Load Regulation: 0.4% (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
- Input Voltage (VIN)
- Ground (GND)
- Output Voltage (VOUT)
Functional Features
- Provides a stable -5V output voltage regardless of input voltage fluctuations
- Built-in thermal shutdown protection
- Short-circuit current limiting
- Internal overcurrent and overtemperature protection
Advantages
- Compact and easy-to-use package
- High reliability and stability
- Wide operating temperature range
- Low dropout voltage
- Suitable for various applications requiring a regulated negative voltage
Disadvantages
- Fixed output voltage may not be suitable for all applications
- Limited maximum output current of 1A
Working Principles
The MC7905ACD2TG is a three-terminal negative voltage regulator. It uses a series pass transistor to maintain a constant output voltage. The input voltage is regulated by comparing it with a reference voltage, and any excess voltage is dissipated as heat.
Detailed Application Field Plans
- Power supply circuits requiring a stable -5V output voltage
- Audio amplifiers and preamplifiers
- Industrial control systems
- Automotive electronics
- Battery charging circuits
Detailed and Complete Alternative Models
- LM7905: Similar negative voltage regulator with the same specifications and pin configuration
- MC7912ACD2TG: Negative voltage regulator with an output voltage of -12V and similar characteristics
- LT1084CP-5: Adjustable negative voltage regulator with a maximum output current of 5A
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10個與MC7905ACD2TG在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of MC7905ACD2TG in technical solutions:
Q: What is MC7905ACD2TG? A: MC7905ACD2TG is a voltage regulator IC that provides a fixed output voltage of -5V.
Q: What is the input voltage range for MC7905ACD2TG? A: The input voltage range for MC7905ACD2TG is typically between -7V and -25V.
Q: What is the maximum output current of MC7905ACD2TG? A: The maximum output current of MC7905ACD2TG is 1A.
Q: Can MC7905ACD2TG be used to regulate positive voltages? A: No, MC7905ACD2TG is specifically designed to regulate negative voltages.
Q: How does MC7905ACD2TG handle thermal protection? A: MC7905ACD2TG has built-in thermal shutdown protection that prevents the IC from overheating.
Q: Can MC7905ACD2TG be used in automotive applications? A: Yes, MC7905ACD2TG is suitable for automotive applications as it can operate in a wide temperature range.
Q: What is the typical dropout voltage of MC7905ACD2TG? A: The typical dropout voltage of MC7905ACD2TG is around 2V.
Q: Is MC7905ACD2TG polarity protected? A: No, MC7905ACD2TG does not have reverse polarity protection. Care should be taken during installation.
Q: Can MC7905ACD2TG be used in high-frequency applications? A: Yes, MC7905ACD2TG can be used in high-frequency applications as it has a low output impedance.
Q: What is the package type of MC7905ACD2TG? A: MC7905ACD2TG is available in a TO-252-3 (DPAK) package.
Please note that these answers are general and may vary depending on the specific datasheet and manufacturer's specifications for MC7905ACD2TG.