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LX8117B-28CST
Product Overview
Category
The LX8117B-28CST belongs to the category of voltage regulators.
Use
It is used to regulate voltage in electronic circuits and devices.
Characteristics
- Low dropout voltage
- High output voltage accuracy
- Thermal shutdown and current limit protection
- Small package size
Package
The LX8117B-28CST comes in a small surface-mount package.
Essence
The essence of the LX8117B-28CST lies in its ability to provide stable and regulated voltage output for various electronic applications.
Packaging/Quantity
The LX8117B-28CST is typically packaged in reels and is available in varying quantities depending on the supplier.
Specifications
- Output Voltage: 2.8V
- Dropout Voltage: 340mV at 1A
- Maximum Input Voltage: 16V
- Quiescent Current: 1mA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LX8117B-28CST has a standard 3-pin configuration with input, output, and ground pins.
Functional Features
- Low dropout voltage ensures efficient regulation even when the input voltage is close to the output voltage.
- Thermal shutdown and current limit protection safeguard the regulator and connected components from damage due to excessive heat or overcurrent conditions.
Advantages
- High output voltage accuracy ensures precise regulation for sensitive electronic components.
- Small package size allows for space-efficient integration into circuit designs.
Disadvantages
- Limited maximum input voltage may not be suitable for high-voltage applications.
- The quiescent current of 1mA may not be ideal for ultra-low power applications.
Working Principles
The LX8117B-28CST operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a constant output voltage despite variations in the input voltage.
Detailed Application Field Plans
The LX8117B-28CST is well-suited for use in: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the LX8117B-28CST include: - LM1117 - LT1086 - ADP3338
In conclusion, the LX8117B-28CST is a versatile voltage regulator with specific advantages and limitations that make it suitable for various electronic applications, especially those requiring low dropout voltage and high output voltage accuracy.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LX8117B-28CST v technických řešeních
What is the input voltage range for LX8117B-28CST?
- The input voltage range for LX8117B-28CST is 2.5V to 20V.
What is the output voltage of LX8117B-28CST?
- The output voltage of LX8117B-28CST is fixed at 2.8V.
What is the maximum output current of LX8117B-28CST?
- The maximum output current of LX8117B-28CST is 1A.
What are the typical applications for LX8117B-28CST?
- LX8117B-28CST is commonly used in applications such as industrial control systems, consumer electronics, and automotive electronics.
Does LX8117B-28CST require an external capacitor for stability?
- Yes, LX8117B-28CST requires an external capacitor for stability. A 10μF tantalum or 22μF ceramic capacitor is recommended.
Is LX8117B-28CST suitable for battery-powered applications?
- Yes, LX8117B-28CST is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
What is the thermal resistance of LX8117B-28CST?
- The thermal resistance of LX8117B-28CST is typically 50°C/W.
Can LX8117B-28CST be used in parallel to increase the output current?
- Yes, LX8117B-28CST can be used in parallel to increase the output current by connecting their outputs together.
What are the key features of LX8117B-28CST?
- The key features of LX8117B-28CST include low dropout voltage, low ground current, and thermal shutdown protection.
Is LX8117B-28CST available in a surface-mount package?
- Yes, LX8117B-28CST is available in a surface-mount TO-252 package for easy PCB mounting.