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MC79M15CDTG
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics:
- Regulates input voltage to a fixed output voltage of -15V
- Designed for use in various electronic devices
- Package: TO-252-3 (DPAK)
- Essence: Monolithic integrated circuit
- Packaging/Quantity: Tape and Reel, 2,500 units per reel
Specifications
- Input Voltage Range: -35V to -10V
- Output Voltage: -15V
- Output Current: 0.5A
- Dropout Voltage: 2V (max)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The MC79M15CDTG has three pins:
- Input Pin (IN): Connects to the input voltage source (-35V to -10V).
- Ground Pin (GND): Connected to the ground reference.
- Output Pin (OUT): Provides the regulated -15V output.
Functional Features
- Provides a stable -15V output voltage regardless of input voltage fluctuations.
- Built-in thermal shutdown protection prevents damage due to excessive temperature.
- Short-circuit current limiting protects the device from overcurrent conditions.
- Low quiescent current consumption ensures efficient operation.
Advantages and Disadvantages
Advantages
- Compact and easy to integrate into electronic circuits.
- Wide input voltage range allows for versatile applications.
- Excellent line and load regulation characteristics.
- Reliable and durable design.
Disadvantages
- Limited output current capacity (0.5A).
- Dropout voltage may cause power dissipation in high current applications.
Working Principles
The MC79M15CDTG is a negative voltage regulator that utilizes a monolithic integrated circuit to regulate the input voltage to a fixed -15V output. It employs a series pass transistor, feedback loop, and error amplifier to maintain a stable output voltage despite variations in the input voltage.
Detailed Application Field Plans
The MC79M15CDTG can be used in various electronic devices and applications, including:
- Power supply circuits for audio amplifiers.
- Industrial control systems requiring a stable negative voltage source.
- Battery charging circuits.
- Instrumentation and measurement equipment.
- Automotive electronics.
Detailed and Complete Alternative Models
- LM7915CT: Negative voltage regulator with similar specifications and package.
- UA7915CKCSE3: Negative voltage regulator with higher output current capacity.
- L7915CV: Negative voltage regulator with different package (TO-220).
These alternative models provide similar functionality and can be used as substitutes for the MC79M15CDTG depending on specific requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MC79M15CDTG en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of MC79M15CDTG in technical solutions:
Q: What is MC79M15CDTG? A: MC79M15CDTG is a voltage regulator integrated circuit (IC) that provides a fixed output voltage of -15V.
Q: What is the purpose of using MC79M15CDTG in technical solutions? A: MC79M15CDTG is commonly used to regulate and stabilize the supply voltage at -15V in various electronic circuits.
Q: How does MC79M15CDTG work? A: MC79M15CDTG operates by taking an input voltage, typically higher than -15V, and regulating it down to a stable -15V output voltage.
Q: What is the maximum input voltage for MC79M15CDTG? A: The maximum input voltage for MC79M15CDTG is typically around -35V to -40V.
Q: Can MC79M15CDTG handle high current loads? A: Yes, MC79M15CDTG can handle moderate to high current loads, typically up to 500mA.
Q: Is MC79M15CDTG suitable for both AC and DC input voltages? A: Yes, MC79M15CDTG can accept both AC and DC input voltages, as long as they fall within the specified range.
Q: Does MC79M15CDTG require any external components for operation? A: Yes, MC79M15CDTG requires a few external components like capacitors for stability and filtering purposes.
Q: Can MC79M15CDTG tolerate overvoltage or reverse polarity conditions? A: No, MC79M15CDTG is not designed to tolerate overvoltage or reverse polarity conditions. Proper protection circuitry should be implemented.
Q: What are the typical applications of MC79M15CDTG? A: MC79M15CDTG is commonly used in power supplies, audio amplifiers, and other electronic circuits that require a stable -15V voltage source.
Q: Are there any alternative voltage regulators similar to MC79M15CDTG? A: Yes, there are alternative voltage regulators available in the market, such as LM7915, UA7915, and L7915, which provide a fixed -15V output voltage.
Please note that the specific details and characteristics of MC79M15CDTG may vary, so it's always recommended to refer to the datasheet for accurate information.