MP7747DQ-LF-P

Product Overview

Category

MP7747DQ-LF-P belongs to the category of integrated circuits (ICs).

Use

It is commonly used in electronic devices for power management and voltage regulation.

Characteristics

• High efficiency
• Low power consumption
• Compact size
• Wide input voltage range
• Overcurrent protection
• Thermal shutdown protection

Package

MP7747DQ-LF-P is available in a small outline package (SOP) with a specified pin configuration.

Essence

The essence of MP7747DQ-LF-P lies in its ability to efficiently regulate and manage power supply voltages in electronic devices.

Packaging/Quantity

MP7747DQ-LF-P is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V - 28V
• Output Voltage Range: 0.8V - 5.5V
• Maximum Output Current: 3A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input voltage
2. GND: Ground
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switching node
6. PG: Power good indicator
7. VOUT: Output voltage
8. COMP: Compensation pin

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss during voltage regulation.
• Overcurrent protection safeguards against excessive current flow.
• Thermal shutdown protection prevents overheating of the IC.

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings.
• Compact size enables integration into space-constrained designs.
• Wide input voltage range provides flexibility in various applications.
• Overcurrent and thermal shutdown protection enhance device reliability.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Higher cost compared to conventional linear regulators.

Working Principles

MP7747DQ-LF-P operates as a step-down (buck) converter, converting a higher input voltage to a lower output voltage. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage based on feedback from the FB pin. The switching frequency of 500kHz ensures efficient power conversion.

Detailed Application Field Plans

MP7747DQ-LF-P finds applications in various electronic devices, including: 1. Mobile phones 2. Tablets 3. Portable gaming consoles 4. Industrial automation equipment 5. LED lighting systems

Detailed and Complete Alternative Models

1. MP7746DQ-LF-P: Similar specifications with a lower maximum output current of 2A.
2. MP7748DQ-LF-P: Similar specifications with a higher maximum output current of 4A.
3. MP7750DQ-LF-P: Similar specifications with a higher maximum output current of 5A.

These alternative models provide options for different power requirements while maintaining similar functionality.

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