FAN7316MX

Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High voltage startup current source - Internal high voltage current source - Built-in frequency modulation circuit - Soft start function - Overload protection - Overvoltage protection - Overcurrent protection - Thermal shutdown protection

Package: SOP-8

Essence: The FAN7316MX is a power management IC designed for various applications that require precise control of power supply. It provides essential features such as high voltage startup current source, frequency modulation circuit, and multiple protection mechanisms.

Packaging/Quantity: The FAN7316MX is available in a SOP-8 package. Each package contains one IC.

Specifications

• Input Voltage Range: 10V - 30V
• Output Voltage Range: 5V - 24V
• Maximum Output Current: 1A
• Operating Temperature Range: -40°C to +85°C
• Storage Temperature Range: -55°C to +150°C

Pin Configuration

The FAN7316MX has the following pin configuration:

| Pin Number | Pin Name | Description | |------------|----------|-------------| | 1 | VCC | Power Supply Voltage Input | | 2 | GND | Ground | | 3 | FB | Feedback Input | | 4 | EN | Enable Input | | 5 | CS | Current Sense Input | | 6 | COMP | Compensation Capacitor Connection | | 7 | SS | Soft Start Capacitor Connection | | 8 | HV | High Voltage Startup Current Source |

Functional Features

• High voltage startup current source ensures reliable startup under different input voltage conditions.
• Internal high voltage current source provides stable operation during normal operation.
• Built-in frequency modulation circuit improves efficiency and reduces electromagnetic interference.
• Soft start function prevents excessive inrush current during startup.
• Overload protection shuts down the IC when the output current exceeds a specified limit.
• Overvoltage protection safeguards against excessive output voltage.
• Overcurrent protection prevents damage due to excessive load current.
• Thermal shutdown protection activates when the IC temperature exceeds a safe threshold.

Advantages

• Precise control of power supply voltage and current.
• Comprehensive protection mechanisms ensure safe operation.
• Compact SOP-8 package allows for easy integration into various applications.
• Wide input and output voltage range provides flexibility in different scenarios.
• High efficiency and low electromagnetic interference.

Disadvantages

• Limited maximum output current (1A).
• Requires external compensation and soft start capacitors for optimal performance.

Working Principles

The FAN7316MX operates by regulating the input voltage and providing a stable output voltage. It utilizes the high voltage startup current source to ensure reliable startup, while the internal high voltage current source maintains stable operation during normal conditions. The built-in frequency modulation circuit improves efficiency and reduces electromagnetic interference. The IC incorporates various protection mechanisms to safeguard against overload, overvoltage, overcurrent, and excessive temperature.

Application Field Plans

The FAN7316MX is suitable for a wide range of applications that require precise power management, such as: - Power supplies for consumer electronics - LED lighting systems - Industrial automation equipment - Automotive electronics - Telecommunications devices

Alternative Models

• FAN7316MY: Similar specifications and features, but available in a smaller QFN package.
• FAN7317MX: Higher maximum output current (2A), suitable for applications with higher power requirements.
• FAN7318MX: Enhanced protection features and wider input voltage range.

These alternative models provide similar functionality and can be considered based on specific application requirements.

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