MP2107DQ-LF-Z

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: QFN-16
• Essence: Step-down DC-DC converter
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 4.5V to 24V
• Output Voltage Range: 0.8V to 18V
• Maximum Output Current: 1.5A
• Efficiency: Up to 95%
• Dropout Voltage: 200mV at 1A
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2107DQ-LF-Z has a total of 16 pins arranged as follows:

1. VIN: Input voltage pin
2. EN: Enable pin
3. FB: Feedback pin
4. GND: Ground pin
5. SW: Switching node pin
6. PGND: Power ground pin
7. COMP: Compensation pin
8. SS/TR: Soft-start/Tracking pin
9. VOUT: Output voltage pin
10. BST: Bootstrap pin
11. AGND: Analog ground pin
12. NC: No connection
13. NC: No connection
14. NC: No connection
15. NC: No connection
16. NC: No connection

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures minimal power loss
• Low dropout voltage enables operation with low input voltages
• Compact size makes it suitable for space-constrained designs
• Built-in protection features such as overcurrent and thermal shutdown

Advantages and Disadvantages

Advantages

• High efficiency results in energy savings
• Low dropout voltage allows for operation with low input voltages
• Compact size saves board space
• Built-in protection features enhance reliability

Disadvantages

• Limited maximum output current of 1.5A
• Operating temperature range may not be suitable for extreme environments

Working Principles

The MP2107DQ-LF-Z is a step-down DC-DC converter that converts a higher input voltage to a lower output voltage. It utilizes a synchronous rectification topology to achieve high efficiency. The input voltage is regulated and stepped down to the desired output voltage using an internal control loop. The device employs pulse width modulation (PWM) to control the switching of the internal power MOSFETs, ensuring efficient power conversion.

Detailed Application Field Plans

The MP2107DQ-LF-Z is commonly used in various applications, including:

1. Battery-powered devices: Provides regulated voltage for portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial equipment: Suitable for powering sensors, actuators, and control circuits in industrial automation systems.
3. Automotive electronics: Used in automotive infotainment systems, lighting controls, and other vehicle electronics.
4. Telecommunications: Provides stable voltage for networking equipment, routers, and switches.
5. LED lighting: Enables efficient power supply for LED drivers in lighting applications.

Detailed and Complete Alternative Models

1. MP2107DQ-LF-ZR: Similar to MP2107DQ-LF-Z but with a different package (DFN-16)
2. MP2107DQ-LF-ZT: Improved version with extended operating temperature range (-40°C to +125°C)
3. MP2107DQ-LF-ZG: Green version with reduced environmental impact

These alternative models offer similar functionality and can be considered as replacements for the MP2107DQ-LF-Z in different application scenarios.

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