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MAX8840ELT19+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: Low Dropout Linear Regulator
- Package: 6-Pin Thin SOT23
- Essence: Voltage Regulator
- Packaging/Quantity: Tape and Reel, 3000 units per reel
Specifications
- Input Voltage Range: 2.5V to 5.5V
- Output Voltage: 1.9V
- Output Current: Up to 150mA
- Dropout Voltage: 160mV at 100mA
- Quiescent Current: 40µA
- Line Regulation: ±0.05%/V
- Load Regulation: ±0.15%
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MAX8840ELT19+T has the following pin configuration:
- GND: Ground connection
- IN: Input voltage supply
- EN: Enable pin for turning the regulator on/off
- BYP: Bypass capacitor connection
- FB: Feedback pin for setting the output voltage
- OUT: Output voltage connection
Functional Features
- Low dropout voltage for efficient power management
- Wide input voltage range allows flexibility in power supply selection
- Low quiescent current for power-saving applications
- Excellent line and load regulation for stable output voltage
- Thermal shutdown and current limit protection for device safety
Advantages and Disadvantages
Advantages
- Compact package size enables space-saving designs
- Low dropout voltage minimizes power dissipation
- Wide input voltage range provides versatility in system integration
- Excellent line and load regulation ensures stable performance
Disadvantages
- Limited output current may not be suitable for high-power applications
- Single fixed output voltage limits flexibility in voltage selection
Working Principles
The MAX8840ELT19+T is a low dropout linear regulator that regulates the input voltage to a fixed 1.9V output voltage. It achieves this by using a pass transistor and feedback circuitry to maintain a stable output voltage despite variations in input voltage and load conditions. The enable pin allows the user to turn the regulator on or off as needed.
Detailed Application Field Plans
The MAX8840ELT19+T is commonly used in various battery-powered devices, such as portable electronics, handheld instruments, and wireless communication systems. Its low dropout voltage and low quiescent current make it ideal for power-sensitive applications where efficiency and battery life are crucial.
Detailed and Complete Alternative Models
- MAX8840ELT18+T: Output voltage of 1.8V
- MAX8840ELT20+T: Output voltage of 2.0V
- MAX8840ELT21+T: Output voltage of 2.1V
- MAX8840ELT22+T: Output voltage of 2.2V
These alternative models provide different output voltage options while maintaining similar characteristics and package options.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX8840ELT19+T en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of MAX8840ELT19+T in technical solutions:
Q: What is the MAX8840ELT19+T? A: The MAX8840ELT19+T is a low-dropout linear regulator (LDO) IC designed for use in various technical solutions.
Q: What is the input voltage range of the MAX8840ELT19+T? A: The input voltage range of the MAX8840ELT19+T is typically between 2.5V and 6.5V.
Q: What is the output voltage of the MAX8840ELT19+T? A: The MAX8840ELT19+T has a fixed output voltage of 1.9V.
Q: What is the maximum output current of the MAX8840ELT19+T? A: The MAX8840ELT19+T can provide a maximum output current of 150mA.
Q: Is the MAX8840ELT19+T suitable for battery-powered applications? A: Yes, the low dropout voltage and low quiescent current make it suitable for battery-powered applications.
Q: Does the MAX8840ELT19+T have built-in thermal shutdown protection? A: Yes, the MAX8840ELT19+T features built-in thermal shutdown protection to prevent overheating.
Q: Can the MAX8840ELT19+T operate in a wide temperature range? A: Yes, the MAX8840ELT19+T can operate in a temperature range of -40°C to +85°C.
Q: What is the typical dropout voltage of the MAX8840ELT19+T? A: The typical dropout voltage of the MAX8840ELT19+T is 150mV at 100mA load.
Q: Does the MAX8840ELT19+T require any external components for operation? A: Yes, the MAX8840ELT19+T requires a minimum of two external capacitors for stability and proper operation.
Q: Can the MAX8840ELT19+T be used in automotive applications? A: Yes, the MAX8840ELT19+T is qualified for automotive applications and meets the AEC-Q100 standard.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.