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L79L08ACD13TR
Basic Information Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: Low Dropout, Negative Voltage Regulator
- Package: TO-252 (DPAK)
- Essence: Linear Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Output Voltage: -8V
- Input Voltage Range: -10V to -35V
- Dropout Voltage: 1.5V (typical)
- Output Current: 100mA
- Line Regulation: 0.2% (typical)
- Load Regulation: 0.4% (typical)
- Quiescent Current: 5mA (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The L79L08ACD13TR has three pins: 1. Pin 1: Input Voltage (VIN) 2. Pin 2: Ground (GND) 3. Pin 3: Output Voltage (VOUT)
Functional Features
- Provides a stable -8V output voltage regardless of input voltage fluctuations.
- Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
- Built-in thermal shutdown protection prevents the IC from overheating.
- Short-circuit current limiting protects the regulator and connected components in case of a short circuit.
Advantages and Disadvantages
Advantages: - Compact and easy-to-use package. - Wide operating temperature range allows for use in various environments. - Low quiescent current minimizes power consumption.
Disadvantages: - Limited output current capability (100mA). - Requires external capacitors for stability.
Working Principles
The L79L08ACD13TR is a linear voltage regulator that uses a negative feedback mechanism to maintain a constant -8V output voltage. It consists of a pass transistor, error amplifier, and feedback loop. The error amplifier continuously compares the output voltage with a reference voltage and adjusts the pass transistor to maintain the desired output voltage.
Detailed Application Field Plans
The L79L08ACD13TR is commonly used in applications where a stable -8V voltage supply is required. Some typical application fields include: - Industrial control systems - Automotive electronics - Telecommunications equipment - Audio amplifiers - Battery-powered devices
Detailed and Complete Alternative Models
- LM79L08: Negative voltage regulator with similar specifications and package.
- MC79L08: Negative voltage regulator with comparable characteristics and pin configuration.
- LT1084: Adjustable linear voltage regulator that can be configured for -8V output.
These alternative models offer similar functionality and can be considered as substitutes for the L79L08ACD13TR depending on specific requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de L79L08ACD13TR en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of L79L08ACD13TR in technical solutions:
Q: What is L79L08ACD13TR? A: L79L08ACD13TR is a voltage regulator IC that provides a fixed negative output voltage of -8V.
Q: What is the input voltage range for L79L08ACD13TR? A: The input voltage range for L79L08ACD13TR is typically between -10V and -35V.
Q: What is the maximum output current of L79L08ACD13TR? A: The maximum output current of L79L08ACD13TR is 100mA.
Q: Can L79L08ACD13TR be used in both AC and DC applications? A: Yes, L79L08ACD13TR can be used in both AC and DC applications.
Q: Is L79L08ACD13TR suitable for low-power applications? A: Yes, L79L08ACD13TR is commonly used in low-power applications where a stable negative voltage is required.
Q: Does L79L08ACD13TR require any external components for operation? A: Yes, L79L08ACD13TR requires a minimum of two external capacitors for stability and filtering purposes.
Q: What is the typical dropout voltage of L79L08ACD13TR? A: The typical dropout voltage of L79L08ACD13TR is around 2V.
Q: Can L79L08ACD13TR handle short-circuit conditions? A: No, L79L08ACD13TR is not designed to handle short-circuit conditions. It is recommended to use external protection circuitry.
Q: Is L79L08ACD13TR suitable for automotive applications? A: Yes, L79L08ACD13TR is often used in automotive applications due to its wide input voltage range and robust design.
Q: Can L79L08ACD13TR be used in high-temperature environments? A: Yes, L79L08ACD13TR has a wide operating temperature range of -40°C to +125°C, making it suitable for high-temperature environments.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.