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MP2481DH-LF-P
Product Overview
Category
MP2481DH-LF-P belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- High efficiency
- Low standby current
- Wide input voltage range
- Adjustable output voltage
- Over-temperature protection
Package
MP2481DH-LF-P is available in a compact and durable package, suitable for surface mount technology (SMT) applications.
Essence
The essence of MP2481DH-LF-P lies in its ability to efficiently regulate power in various electronic devices.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 55V
- Output Voltage Range: 0.8V to 50V
- Maximum Output Current: 3A
- Switching Frequency: 500kHz
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- SS/TR: Soft-start/Tracking pin
- PGND: Power ground pin
- SW: Switch pin
- VOUT: Output voltage pin
Functional Features
- Constant voltage (CV) and constant current (CC) modes
- Over-current protection (OCP)
- Under-voltage lockout (UVLO)
- Thermal shutdown protection
- Adjustable soft-start time
Advantages and Disadvantages
Advantages
- High efficiency leads to reduced power consumption
- Wide input voltage range allows for versatile applications
- Compact package enables space-saving designs
- Over-temperature protection ensures device safety
Disadvantages
- Limited maximum output current may not be suitable for high-power applications
- Requires external components for operation
Working Principles
MP2481DH-LF-P operates as a step-down (buck) converter, converting higher input voltage to a lower output voltage. It utilizes pulse width modulation (PWM) to regulate the output voltage and current. The integrated circuit intelligently adjusts the duty cycle of the switching transistor to maintain the desired output voltage.
Detailed Application Field Plans
MP2481DH-LF-P finds extensive use in various electronic devices, including but not limited to: - Power supplies - Battery chargers - LED lighting systems - Industrial automation equipment - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to MP2481DH-LF-P are: - LM2596 - LT1073 - TPS5430 - MAX5035
These models offer similar functionality and can be used as substitutes depending on specific requirements.
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Énumérez 10 questions et réponses courantes liées à l'application de MP2481DH-LF-P dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of MP2481DH-LF-P in technical solutions:
Q1: What is MP2481DH-LF-P? A1: MP2481DH-LF-P is a specific model of DC-DC step-down converter integrated circuit (IC) manufactured by Monolithic Power Systems.
Q2: What is the input voltage range of MP2481DH-LF-P? A2: The input voltage range of MP2481DH-LF-P is typically between 4.5V and 18V.
Q3: What is the output voltage range of MP2481DH-LF-P? A3: The output voltage range of MP2481DH-LF-P can be adjusted from 0.6V to 0.9 * Vin.
Q4: What is the maximum output current of MP2481DH-LF-P? A4: The maximum output current of MP2481DH-LF-P is typically 3A.
Q5: Does MP2481DH-LF-P have built-in protection features? A5: Yes, MP2481DH-LF-P includes various protection features such as over-current protection, thermal shutdown, and under-voltage lockout.
Q6: Can MP2481DH-LF-P operate in a wide temperature range? A6: Yes, MP2481DH-LF-P is designed to operate in a temperature range of -40°C to +85°C.
Q7: Is MP2481DH-LF-P suitable for battery-powered applications? A7: Yes, MP2481DH-LF-P is commonly used in battery-powered applications due to its low quiescent current and high efficiency.
Q8: Can MP2481DH-LF-P be used in automotive applications? A8: Yes, MP2481DH-LF-P is automotive-grade and can be used in various automotive applications.
Q9: Does MP2481DH-LF-P support adjustable switching frequency? A9: Yes, MP2481DH-LF-P allows for adjustable switching frequency through external components.
Q10: What are some typical applications of MP2481DH-LF-P? A10: Some typical applications of MP2481DH-LF-P include power supplies for industrial equipment, consumer electronics, LED lighting, and automotive systems.
Please note that the answers provided here are general and may vary depending on specific datasheet specifications and application requirements.