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MAX6420UK28+T
Product Overview
- Category: Integrated Circuit
- Use: Voltage Regulator
- Characteristics: Low Dropout, Low Quiescent Current
- Package: SOT23-5
- Essence: Regulates voltage with low power consumption
- Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Input Voltage Range: 2.5V to 6.5V
- Output Voltage: 2.8V
- Dropout Voltage: 120mV at 100mA
- Quiescent Current: 20µA
- Load Regulation: ±0.1%
- Line Regulation: ±0.05%
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MAX6420UK28+T has a total of five pins arranged as follows:
- GND (Ground)
- EN (Enable)
- FB (Feedback)
- OUT (Output)
- IN (Input)
Functional Features
- Low dropout voltage ensures efficient regulation even with small input-output differentials.
- Low quiescent current minimizes power consumption in standby or idle mode.
- Enable pin allows for easy on/off control of the regulator.
- Excellent load and line regulation provide stable output voltage under varying conditions.
Advantages and Disadvantages
Advantages: - Low dropout voltage enables efficient voltage regulation. - Low quiescent current prolongs battery life in portable applications. - Small package size makes it suitable for space-constrained designs.
Disadvantages: - Limited input voltage range may restrict certain applications. - Output voltage fixed at 2.8V may not be suitable for all scenarios.
Working Principles
The MAX6420UK28+T is a linear voltage regulator that operates by maintaining a constant output voltage despite variations in input voltage and load conditions. It achieves this by using a pass transistor to regulate the output voltage based on feedback from the FB pin. The enable pin (EN) allows for easy control of the regulator's operation.
Detailed Application Field Plans
The MAX6420UK28+T is commonly used in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Industrial control systems
Detailed and Complete Alternative Models
- MAX6421UK28+T: Similar to MAX6420UK28+T, but with an output voltage of 2.85V.
- MAX6422UK28+T: Similar to MAX6420UK28+T, but with an output voltage of 2.9V.
- MAX6423UK28+T: Similar to MAX6420UK28+T, but with an output voltage of 2.95V.
These alternative models provide flexibility in choosing the desired output voltage while maintaining similar characteristics and package options.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX6420UK28+T v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MAX6420UK28+T in technical solutions:
Q: What is the MAX6420UK28+T? A: The MAX6420UK28+T is a voltage supervisor IC that monitors the power supply voltage and provides reset signals to the microcontroller or other digital devices.
Q: What is the operating voltage range of MAX6420UK28+T? A: The operating voltage range of MAX6420UK28+T is from 1.6V to 5.5V.
Q: How many reset outputs does MAX6420UK28+T have? A: MAX6420UK28+T has one active-low reset output.
Q: Can I adjust the reset threshold voltage of MAX6420UK28+T? A: No, the reset threshold voltage of MAX6420UK28+T is fixed at 2.8V.
Q: What is the typical reset timeout period of MAX6420UK28+T? A: The typical reset timeout period of MAX6420UK28+T is 140ms.
Q: Is MAX6420UK28+T suitable for battery-powered applications? A: Yes, MAX6420UK28+T is suitable for battery-powered applications as it operates within a wide voltage range and has low quiescent current.
Q: Can I use MAX6420UK28+T in automotive applications? A: Yes, MAX6420UK28+T is automotive qualified and can be used in automotive applications.
Q: Does MAX6420UK28+T have any built-in protection features? A: Yes, MAX6420UK28+T has built-in overvoltage and undervoltage lockout protection.
Q: What is the package type of MAX6420UK28+T? A: MAX6420UK28+T is available in a SOT23-5 package.
Q: Can I use MAX6420UK28+T in industrial control systems? A: Yes, MAX6420UK28+T is suitable for industrial control systems due to its wide operating voltage range and robust features.
Please note that these answers are based on general information about the MAX6420UK28+T. It is always recommended to refer to the datasheet and consult with the manufacturer for specific application requirements.