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MC7808BDTG
Product Overview
Category
The MC7808BDTG belongs to the category of linear voltage regulators.
Use
It is used to regulate and stabilize the output voltage in electronic circuits.
Characteristics
- Input Voltage: Up to 35V
- Output Voltage: 8V
- Maximum Output Current: 1A
- Low Dropout Voltage
- Thermal Overload Protection
Package
The MC7808BDTG comes in a TO-252-3 package, also known as DPAK, which provides good thermal performance and high power dissipation capability.
Packaging/Quantity
Typically, the MC7808BDTG is available in reels with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: Up to 35V
- Output Voltage: 8V
- Output Current: Up to 1A
- Dropout Voltage: 2V at 1A
- Line Regulation: 0.07% (Typical)
- Load Regulation: 0.05% (Typical)
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The MC7808BDTG has three pins: 1. Input (Vin) 2. Ground (GND) 3. Output (Vout)
Functional Features
- Regulates input voltage to a stable 8V output
- Provides thermal overload protection
- Low dropout voltage ensures efficient regulation even with small voltage differentials
Advantages
- Stable and precise output voltage regulation
- Thermal overload protection enhances reliability
- Low dropout voltage for efficient operation
Disadvantages
- Limited maximum output current of 1A
- Higher dropout voltage compared to some modern alternatives
Working Principles
The MC7808BDTG operates by comparing the output voltage to a reference voltage and adjusting the pass device to maintain a constant 8V output. It utilizes a feedback loop to continuously monitor and adjust the output voltage, ensuring stability and accuracy.
Detailed Application Field Plans
The MC7808BDTG is commonly used in various electronic devices and systems, including: - Power supplies - Audio amplifiers - Instrumentation - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the MC7808BDTG include: - LM7808 - UA7808 - L78S08CV
In summary, the MC7808BDTG is a reliable linear voltage regulator with precise output voltage regulation and thermal protection features. While it has limitations in terms of maximum output current and dropout voltage, it remains a popular choice for various electronic applications.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MC7808BDTG v technických řešeních
What is the MC7808BDTG?
- The MC7808BDTG is a positive voltage regulator that provides a fixed 8V output.
What is the input voltage range for the MC7808BDTG?
- The input voltage range for the MC7808BDTG is typically between 10V and 35V.
What is the maximum output current of the MC7808BDTG?
- The MC7808BDTG can provide a maximum output current of 1A.
What are the typical applications of the MC7808BDTG?
- The MC7808BDTG is commonly used in various technical solutions such as power supplies, industrial control systems, and automotive electronics.
What is the dropout voltage of the MC7808BDTG?
- The dropout voltage of the MC7808BDTG is typically around 2V at full load.
Is the MC7808BDTG suitable for battery-powered applications?
- Yes, the MC7808BDTG can be used in battery-powered applications due to its low dropout voltage and low quiescent current.
Does the MC7808BDTG require external components for operation?
- Yes, the MC7808BDTG requires input and output capacitors for stable operation.
What are the thermal considerations for the MC7808BDTG?
- The MC7808BDTG may require a heat sink in high-power or high-temperature environments to ensure proper thermal management.
Can the MC7808BDTG be used in parallel to increase the output current?
- Yes, multiple MC7808BDTG regulators can be connected in parallel to increase the total output current capacity.
Are there any protection features in the MC7808BDTG?
- The MC7808BDTG includes overcurrent and thermal shutdown protection to safeguard against excessive current and temperature conditions.