MC7808CDTG
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: Fixed Output, Positive Voltage Regulator
- Package: TO-220
- Essence: Linear Regulator
- Packaging/Quantity: Tube/100 pieces
Specifications
- Input Voltage Range: 10V to 35V
- Output Voltage: 8V
- Output Current: Up to 1A
- Dropout Voltage: 2V (typical)
- Line Regulation: 0.04% (typical)
- Load Regulation: 0.3% (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The MC7808CDTG has three pins: 1. Pin 1: Input Voltage (VIN) 2. Pin 2: Ground (GND) 3. Pin 3: Output Voltage (VOUT)
Functional Features
- Fixed output voltage of 8V.
- Provides a stable and regulated power supply.
- Low dropout voltage ensures efficient operation.
- Excellent line and load regulation for consistent performance.
- Thermal shutdown and short-circuit protection.
Advantages
- Easy to use and integrate into various electronic circuits.
- Reliable and robust design for long-term operation.
- Wide input voltage range allows flexibility in power sources.
- Suitable for applications requiring a fixed 8V output.
Disadvantages
- Limited output current capability (up to 1A).
- Dropout voltage may cause power dissipation in high-current applications.
- Requires external capacitors for stability.
Working Principles
The MC7808CDTG 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 of 8V.
Detailed Application Field Plans
The MC7808CDTG is commonly used in various electronic devices and applications, including: - Power supplies for microcontrollers and digital circuits. - Battery chargers and power adapters. - Audio amplifiers and preamplifiers. - Industrial control systems. - Automotive electronics.
Detailed and Complete Alternative Models
- LM7808: Similar fixed 8V voltage regulator from Texas Instruments.
- UA7808: Fixed 8V voltage regulator from Fairchild Semiconductor.
- L78M08: Positive voltage regulator with 8V output from STMicroelectronics.
These alternative models offer similar functionality and can be used as substitutes for the MC7808CDTG in various applications.
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技術ソリューションにおける MC7808CDTG の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of MC7808CDTG in technical solutions:
Q: What is MC7808CDTG? A: MC7808CDTG is a voltage regulator IC that provides a fixed output voltage of +8V.
Q: What is the input voltage range for MC7808CDTG? A: The input voltage range for MC7808CDTG is typically between 10V and 35V.
Q: What is the maximum output current of MC7808CDTG? A: The maximum output current of MC7808CDTG is 1A.
Q: Can MC7808CDTG handle higher input voltages than 35V? A: No, it is not recommended to exceed the maximum input voltage range of 35V for MC7808CDTG.
Q: Is MC7808CDTG suitable for both AC and DC input voltages? A: Yes, MC7808CDTG can handle both AC and DC input voltages.
Q: Does MC7808CDTG require any external components for operation? A: Yes, MC7808CDTG requires input and output capacitors for stability and filtering.
Q: Can MC7808CDTG be used in automotive applications? A: Yes, MC7808CDTG is suitable for automotive applications as long as the input voltage does not exceed 35V.
Q: What is the thermal resistance of MC7808CDTG? A: The thermal resistance of MC7808CDTG is typically around 50°C/W.
Q: Can MC7808CDTG be used in high-temperature environments? A: MC7808CDTG has a maximum operating temperature of 125°C, so it can be used in moderately high-temperature environments.
Q: Is MC7808CDTG available in different package types? A: Yes, MC7808CDTG is available in various package types such as TO-220, TO-252, and DPAK.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for MC7808CDTG.