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MC78FC50HT1G
Product Overview
Category
MC78FC50HT1G belongs to the category of voltage regulators.
Use
It is used to regulate and stabilize voltage in electronic circuits.
Characteristics
- High efficiency
- Low dropout voltage
- Wide input voltage range
- Thermal shutdown protection
- Short-circuit current limiting
Package
MC78FC50HT1G comes in a TO-220 package.
Essence
The essence of MC78FC50HT1G is to provide a stable output voltage regardless of fluctuations in the input voltage.
Packaging/Quantity
It is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 7V - 35V
- Output Voltage: 5V
- Output Current: 500mA
- Dropout Voltage: 1.2V (max)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
MC78FC50HT1G has three pins:
- Vin (Pin 1): Input voltage pin
- GND (Pin 2): Ground pin
- Vout (Pin 3): Output voltage pin
Functional Features
- Voltage regulation: MC78FC50HT1G ensures a constant output voltage of 5V, even when the input voltage varies.
- Efficiency: It operates with high efficiency, minimizing power loss.
- Thermal shutdown protection: The regulator automatically shuts down if the temperature exceeds a certain threshold, preventing damage.
- Short-circuit current limiting: It limits the current in case of a short circuit, protecting the circuit components.
Advantages and Disadvantages
Advantages
- Stable output voltage
- Wide input voltage range
- High efficiency
- Thermal shutdown protection
- Short-circuit current limiting
Disadvantages
- Limited output current (500mA)
Working Principles
MC78FC50HT1G is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.
Detailed Application Field Plans
MC78FC50HT1G finds applications in various electronic devices, including: - Power supplies - Battery chargers - Automotive electronics - Industrial control systems - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to MC78FC50HT1G are: - LM7805: A popular 5V linear voltage regulator from Texas Instruments. - LT1084: A high-current adjustable linear voltage regulator from Linear Technology. - LM317: A versatile adjustable linear voltage regulator from Texas Instruments.
These alternative models offer similar functionality and can be used as substitutes for MC78FC50HT1G depending on specific requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC78FC50HT1G v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MC78FC50HT1G in technical solutions:
Q1: What is MC78FC50HT1G? A1: MC78FC50HT1G is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 5V.
Q2: What is the input voltage range for MC78FC50HT1G? A2: The input voltage range for MC78FC50HT1G is typically between 6.5V and 25V.
Q3: What is the maximum output current of MC78FC50HT1G? A3: The maximum output current of MC78FC50HT1G is 500mA.
Q4: Can MC78FC50HT1G handle both AC and DC input voltages? A4: No, MC78FC50HT1G is designed to handle only DC input voltages.
Q5: Is MC78FC50HT1G suitable for battery-powered applications? A5: Yes, MC78FC50HT1G can be used in battery-powered applications as long as the input voltage falls within the specified range.
Q6: Does MC78FC50HT1G have built-in overcurrent protection? A6: No, MC78FC50HT1G does not have built-in overcurrent protection. External protection measures may be required.
Q7: Can MC78FC50HT1G be used in automotive applications? A7: Yes, MC78FC50HT1G is suitable for automotive applications as it can handle the typical automotive voltage range.
Q8: Is MC78FC50HT1G a surface mount device or through-hole package? A8: MC78FC50HT1G is available in a surface mount package.
Q9: What is the operating temperature range for MC78FC50HT1G? A9: The operating temperature range for MC78FC50HT1G is typically between -40°C and 125°C.
Q10: Can MC78FC50HT1G be used in high-reliability applications? A10: Yes, MC78FC50HT1G is designed for high-reliability applications and has a low dropout voltage, making it suitable for critical systems.
Please note that these answers are general and may vary depending on the specific datasheet and application requirements.