MP2488DQ-LF-Z

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Step-Down Converter
• Package: QFN-16
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.6V to 5.5V
• Maximum Output Current: 3A
• Switching Frequency: 500kHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2488DQ-LF-Z has a total of 16 pins arranged as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. SS/TR: Soft-Start/Tracking Pin
6. PGND: Power Ground
7. SW: Switch Node
8. SW: Switch Node
9. SW: Switch Node
10. SW: Switch Node
11. VCC: Supply Voltage
12. VCC: Supply Voltage
13. VCC: Supply Voltage
14. VCC: Supply Voltage
15. VOUT: Output Voltage
16. VOUT: Output Voltage

Functional Features

• High efficiency step-down converter
• Wide input voltage range for versatile applications
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start and tracking function
• Stable and reliable performance

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for flexibility in various applications
• Adjustable output voltage provides customization options
• Overcurrent and thermal shutdown protection enhance safety and reliability
• Soft-start and tracking function ensure smooth operation

Disadvantages

• Limited maximum output current of 3A may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments

Working Principles

The MP2488DQ-LF-Z is a step-down converter that converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to efficiently regulate the output voltage. The integrated circuit controls the switching of the internal power MOSFETs to achieve the desired output voltage. By adjusting the duty cycle of the switching waveform, the output voltage can be regulated within the specified range.

Detailed Application Field Plans

The MP2488DQ-LF-Z is commonly used in various applications, including:

1. Power supplies for consumer electronics
2. Industrial automation systems
3. Automotive electronics
4. LED lighting
5. Battery-powered devices
6. Telecommunications equipment

Detailed and Complete Alternative Models

1. MP2489DQ-LF-Z: Similar specifications and features, but with a higher maximum output current of 5A.
2. MP2490DQ-LF-Z: Step-up converter with adjustable output voltage and a maximum output current of 2A.
3. MP2491DQ-LF-Z: Synchronous step-down converter with an integrated low-side MOSFET and a maximum output current of 4A.

These alternative models provide similar functionality and can be considered as substitutes for the MP2488DQ-LF-Z based on specific application requirements.

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