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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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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van L79L08ACD13TR in technische oplossingen
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.