MAX802LESA
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: Low-dropout, adjustable output voltage
- Package: Small Outline Integrated Circuit (SOIC)
- Essence: Provides stable and regulated output voltage for electronic devices
- Packaging/Quantity: Available in reels of 2500 units
Specifications
- Input Voltage Range: 2.5V to 16V
- Output Voltage Range: 1.25V to 15V
- Dropout Voltage: 300mV at 100mA load current
- Output Current: Up to 200mA
- Quiescent Current: 75µA typical
- Line Regulation: 0.04%/V
- Load Regulation: 0.2%/mA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX802LESA has a total of 8 pins:
- GND: Ground pin
- IN: Input voltage pin
- ADJ: Adjustable pin for setting the output voltage
- OUT: Output voltage pin
- NC: No connection
- NC: No connection
- NC: No connection
- VCC: Supply voltage pin
Functional Features
- Low dropout voltage ensures efficient power conversion.
- Adjustable output voltage allows flexibility in various applications.
- Excellent line and load regulation for stable output voltage.
- Low quiescent current minimizes power consumption.
- Thermal shutdown protection prevents overheating.
Advantages
- Wide input voltage range enables compatibility with different power sources.
- Adjustable output voltage provides versatility for various circuit requirements.
- Low dropout voltage ensures efficient power conversion even with low input voltages.
- Compact SOIC package allows for space-saving PCB designs.
- Thermal shutdown protection enhances reliability and prevents damage.
Disadvantages
- Limited output current may not be suitable for high-power applications.
- Requires external components for proper operation.
- Not suitable for applications requiring very precise voltage regulation.
Working Principles
The MAX802LESA is a low-dropout voltage regulator that maintains a stable output voltage regardless of input voltage fluctuations. It operates by comparing the reference voltage with the feedback voltage obtained from the ADJ pin. By adjusting the resistance connected to the ADJ pin, the output voltage can be set within the specified range.
Detailed Application Field Plans
The MAX802LESA is commonly used in various electronic devices and systems, including:
- Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and portable audio players.
- Automotive applications: Used in automotive electronics to regulate voltage for sensors, actuators, and other components.
- Industrial equipment: Ensures stable power supply for control systems, motor drives, and instrumentation devices.
- Communication systems: Used in routers, switches, and network equipment to maintain consistent voltage levels.
- Consumer electronics: Found in televisions, set-top boxes, and gaming consoles to provide reliable power to internal circuits.
Detailed and Complete Alternative Models
- LM1117-ADJ: Adjustable voltage regulator with similar specifications and package type.
- LT1763-ADJ: Low dropout voltage regulator with adjustable output voltage and higher output current capability.
- MCP1700T-ADJ: Low quiescent current voltage regulator with adjustable output voltage and compact SOT-23 package.
These alternative models offer similar functionality and can be considered based on specific application requirements.
In conclusion, the MAX802LESA is a versatile voltage regulator IC that provides stable and regulated output voltage for a wide range of electronic devices. Its low dropout voltage, adjustable output, and compact package make it suitable for various applications. However, its limited output current and external component requirement should be considered when selecting this IC.
기술 솔루션에 MAX802LESA 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of MAX802LESA in technical solutions:
Q: What is the MAX802LESA? A: The MAX802LESA is a low-power, dual-voltage comparator IC designed for use in various technical applications.
Q: What are the key features of the MAX802LESA? A: The key features include low power consumption, dual voltage operation, wide supply voltage range, and rail-to-rail inputs and outputs.
Q: How can I use the MAX802LESA in my circuit design? A: The MAX802LESA can be used as a voltage comparator, level shifter, or signal conditioner in various technical solutions.
Q: What is the operating voltage range of the MAX802LESA? A: The MAX802LESA operates from a supply voltage range of +2.5V to +11V.
Q: Can the MAX802LESA operate with both single and dual power supplies? A: Yes, the MAX802LESA can operate with either a single positive power supply or dual power supplies.
Q: What is the typical power consumption of the MAX802LESA? A: The typical power consumption of the MAX802LESA is very low, typically around 0.8mW.
Q: Does the MAX802LESA have any built-in hysteresis? A: Yes, the MAX802LESA has built-in hysteresis which helps to prevent output oscillation near the switching threshold.
Q: Can the MAX802LESA tolerate input voltages beyond its supply voltage range? A: No, the MAX802LESA is not designed to tolerate input voltages beyond its supply voltage range. Proper voltage level shifting should be implemented if required.
Q: What is the output drive capability of the MAX802LESA? A: The MAX802LESA has a rail-to-rail output swing capability and can source/sink up to 20mA of current.
Q: Are there any application notes or reference designs available for the MAX802LESA? A: Yes, Maxim Integrated provides application notes and reference designs that showcase the use of the MAX802LESA in various technical solutions. These resources can be found on their website.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.