IR3863MTR1PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: Mouser Package Type - DFN-8EP

Essence: The IR3863MTR1PBF is a power management integrated circuit designed for efficient power conversion and management in various electronic devices.

Packaging/Quantity: The IR3863MTR1PBF is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.6V to 24V
• Maximum Output Current: 3A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IR3863MTR1PBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SS: Soft-start pin
6. PGND: Power ground pin
7. SW: Switching pin
8. VOUT: Output voltage pin

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• High efficiency ensures minimal power loss during conversion.
• Low power consumption contributes to energy-saving applications.
• Multiple protection features such as overcurrent, overvoltage, and thermal shutdown enhance system reliability.
• Soft-start function prevents excessive inrush current during startup.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption and heat generation. - Wide input voltage range provides flexibility in power source selection. - Compact size allows for space-saving designs. - Multiple protection features ensure system safety and reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Higher cost compared to some alternative models.

Working Principles

The IR3863MTR1PBF utilizes a switching regulator topology to efficiently convert the input voltage to the desired output voltage. It employs pulse width modulation (PWM) techniques to control the duty cycle of the switching transistor, regulating the output voltage based on feedback from the FB pin. The integrated circuit also incorporates various protection mechanisms to safeguard against abnormal operating conditions.

Detailed Application Field Plans

The IR3863MTR1PBF is commonly used in the following applications:

1. Power supplies for industrial equipment
2. Automotive electronics
3. Telecommunications systems
4. Consumer electronics
5. LED lighting systems

Detailed and Complete Alternative Models

1. LM2596S-ADJ: Adjustable Buck Converter IC
2. TPS54332DDAR: Synchronous Step-Down Converter IC
3. LT1763CS8-3.3: Low Dropout Regulator IC
4. MP2307DN-LF-Z: Step-Down Converter IC
5. MAX5033DASA+: High-Efficiency Step-Down Converter IC

These alternative models offer similar functionality and can be considered as substitutes for the IR3863MTR1PBF in various applications.

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