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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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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van L78L08CD13TR in technische oplossingen
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.