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L78L08CD13TR
Basic Information Overview
- Category: Voltage Regulator
- Use: To regulate and stabilize voltage in electronic circuits
- Characteristics: Low dropout voltage, high output current capability, thermal overload protection
- Package: TO-252 (DPAK)
- Essence: Linear voltage regulator
- Packaging/Quantity: Tape and reel, 2,500 units per reel
Specifications
- Input Voltage Range: 10V to 35V
- Output Voltage: 8V
- Output Current: Up to 100mA
- Dropout Voltage: 1.7V (typical)
- Quiescent Current: 4.5mA (typical)
- Line Regulation: ±0.04% (typical)
- Load Regulation: ±0.3% (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The L78L08CD13TR has three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference of the circuit. 3. Output (VOUT): Provides the regulated output voltage.
Functional Features
- Low dropout voltage: The L78L08CD13TR can regulate the output voltage even when the input voltage is close to the desired output voltage.
- High output current capability: It can provide a maximum output current of 100mA, making it suitable for various low-power applications.
- Thermal overload protection: The device includes built-in protection against excessive temperature, ensuring safe operation under different conditions.
Advantages and Disadvantages
Advantages: - Simple and easy to use. - Reliable voltage regulation. - Compact package size. - Wide operating temperature range.
Disadvantages: - Limited output current capability. - Higher dropout voltage compared to some other voltage regulators. - Not suitable for high-power applications.
Working Principles
The L78L08CD13TR is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly. This ensures a stable output voltage despite variations in the input voltage or load conditions.
Detailed Application Field Plans
The L78L08CD13TR is commonly used in various electronic devices and circuits, including: 1. Battery-powered devices: It can be used to regulate the voltage in portable devices such as smartphones, tablets, and digital cameras. 2. Automotive electronics: The voltage regulator is suitable for automotive applications, providing stable voltage to components like sensors, actuators, and control modules. 3. Industrial control systems: It finds application in industrial automation, where it regulates voltage for PLCs (Programmable Logic Controllers), motor drives, and other control circuitry. 4. Consumer electronics: The voltage regulator is used in audio/video equipment, gaming consoles, and other consumer electronic devices.
Detailed and Complete Alternative Models
Some alternative models to the L78L08CD13TR include: 1. LM7808: A popular 8V linear voltage regulator from Texas Instruments. 2. MC78L08: Another 8V linear voltage regulator from ON Semiconductor. 3. UA78L08: An 8V linear voltage regulator from Fairchild Semiconductor.
These alternatives offer similar functionality and specifications, providing options for different design requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací L78L08CD13TR v technických řešeních
Sure! Here are 10 common questions and answers related to the application of L78L08CD13TR in technical solutions:
Q: What is L78L08CD13TR? A: L78L08CD13TR is a voltage regulator IC that provides a fixed output voltage of +8V.
Q: What is the input voltage range for L78L08CD13TR? A: The input voltage range for L78L08CD13TR is typically between +10V and +35V.
Q: What is the maximum output current of L78L08CD13TR? A: The maximum output current of L78L08CD13TR is 100mA.
Q: Can L78L08CD13TR handle higher input voltages than +35V? A: No, exceeding the maximum input voltage can damage the IC. It is recommended to stay within the specified range.
Q: Is L78L08CD13TR suitable for both AC and DC input voltages? A: Yes, L78L08CD13TR can handle both AC and DC input voltages.
Q: Does L78L08CD13TR require any external components for operation? A: Yes, L78L08CD13TR requires input and output capacitors for stability and filtering.
Q: Can L78L08CD13TR be used in automotive applications? A: Yes, L78L08CD13TR is suitable for automotive applications as it can withstand high temperatures and has built-in protection features.
Q: What is the thermal resistance of L78L08CD13TR? A: The thermal resistance of L78L08CD13TR is typically around 50°C/W.
Q: Can L78L08CD13TR be used in battery-powered applications? A: Yes, L78L08CD13TR is commonly used in battery-powered applications due to its low quiescent current and low dropout voltage.
Q: Is L78L08CD13TR available in different package options? A: Yes, L78L08CD13TR is available in various package options such as TO-92, SOT-89, and DPAK.
Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for L78L08CD13TR.