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MIC4680-5.0BM
Product Overview
Category
The MIC4680-5.0BM belongs to the category of voltage regulators.
Use
It is primarily used to regulate voltage in electronic circuits.
Characteristics
- Input Voltage Range: 4.75V to 16V
- Output Voltage: 5V
- Maximum Output Current: 1A
- Dropout Voltage: 300mV at 1A
- Low Quiescent Current: 120µA
- Low Shutdown Current: 0.1µA
- Thermal Shutdown Protection
- Short Circuit Protection
Package
The MIC4680-5.0BM comes in a small outline package (SOT-23-5).
Essence
This voltage regulator is designed to provide a stable 5V output voltage from a wide input voltage range, making it suitable for various applications.
Packaging/Quantity
The MIC4680-5.0BM is typically available in reels containing 3000 units.
Specifications
- Input Voltage Range: 4.75V to 16V
- Output Voltage: 5V ±2%
- Maximum Output Current: 1A
- Dropout Voltage: 300mV at 1A
- Quiescent Current: 120µA
- Shutdown Current: 0.1µA
- Operating Temperature Range: -40°C to +125°C
- Thermal Resistance: 200°C/W (junction-to-ambient)
Detailed Pin Configuration
The MIC4680-5.0BM has five pins:
- VIN: Input voltage pin.
- GND: Ground reference pin.
- EN: Enable pin for turning the regulator on/off.
- FB: Feedback pin for setting the output voltage.
- VOUT: Output voltage pin.
Functional Features
- Wide input voltage range allows for flexibility in various applications.
- Low quiescent current ensures minimal power consumption during operation.
- Thermal shutdown protection prevents damage due to excessive heat.
- Short circuit protection safeguards the regulator and connected components.
Advantages
- Stable 5V output voltage with low dropout voltage.
- Small package size enables space-saving designs.
- Wide operating temperature range makes it suitable for harsh environments.
- Low quiescent and shutdown currents contribute to energy efficiency.
Disadvantages
- Maximum output current limited to 1A, which may not be sufficient for high-power applications.
- Limited output voltage accuracy of ±2% may not meet the requirements of precision circuits.
Working Principles
The MIC4680-5.0BM utilizes a voltage reference, error amplifier, and pass transistor to regulate the output voltage. The feedback pin (FB) is used to set the desired output voltage, which is compared to the internal reference voltage. The error amplifier adjusts the pass transistor to maintain a stable output voltage despite changes in the input voltage or load conditions.
Detailed Application Field Plans
The MIC4680-5.0BM can be used in various applications, including but not limited to:
- Battery-powered devices: Provides a stable 5V supply for microcontrollers, sensors, and other low-power components.
- Automotive electronics: Suitable for powering sensors, actuators, and control modules in vehicles.
- Industrial automation: Can be used in PLCs, motor control systems, and other industrial equipment.
- Communication systems: Provides regulated voltage for RF modules, microprocessors, and communication interfaces.
- Consumer electronics: Used in portable devices, audio/video equipment, and home automation systems.
Detailed and Complete Alternative Models
- LM7805: A popular linear voltage regulator with similar specifications and pin configuration.
- LT1763: A low dropout voltage regulator with adjustable output voltage and higher maximum output current.
- TPS7A4700: A high-performance, low dropout voltage regulator with adjustable output voltage and integrated features for improved noise performance.
These alternative models offer different features and specifications that may better suit specific application requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MIC4680-5.0BM v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MIC4680-5.0BM in technical solutions:
Q: What is the MIC4680-5.0BM? A: The MIC4680-5.0BM is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 5.0V.
Q: What is the input voltage range for the MIC4680-5.0BM? A: The input voltage range for the MIC4680-5.0BM is typically between 6V and 42V.
Q: What is the maximum output current of the MIC4680-5.0BM? A: The MIC4680-5.0BM can provide a maximum output current of up to 500mA.
Q: Can the MIC4680-5.0BM be used in automotive applications? A: Yes, the MIC4680-5.0BM is suitable for automotive applications as it can handle the wide input voltage range required in such systems.
Q: Is the MIC4680-5.0BM a linear or switching regulator? A: The MIC4680-5.0BM is a switching regulator, which offers higher efficiency compared to linear regulators.
Q: Does the MIC4680-5.0BM require any external components for operation? A: Yes, the MIC4680-5.0BM requires a few external components such as input and output capacitors for stable operation.
Q: What is the typical efficiency of the MIC4680-5.0BM? A: The typical efficiency of the MIC4680-5.0BM is around 90%, making it an energy-efficient choice for power supply applications.
Q: Can the MIC4680-5.0BM handle voltage fluctuations or transient events? A: Yes, the MIC4680-5.0BM has built-in protection features like overvoltage and overcurrent protection to handle voltage fluctuations and transient events.
Q: What is the operating temperature range of the MIC4680-5.0BM? A: The MIC4680-5.0BM can operate within a temperature range of -40°C to +125°C, making it suitable for various environments.
Q: Are there any application notes or reference designs available for the MIC4680-5.0BM? A: Yes, the manufacturer provides application notes and reference designs that can help in implementing the MIC4680-5.0BM in different technical solutions.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.