FAN4803CP2

Overview

Category: Integrated Circuit (IC)

Use: Power Management

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

Package: DIP (Dual Inline Package)

Essence: The FAN4803CP2 is a power management IC designed for various applications that require efficient power conversion and regulation.

Packaging/Quantity: The FAN4803CP2 is typically sold in reels of 250 units.

Specifications

The FAN4803CP2 has the following specifications:

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 0.8V to 37V
• Maximum Output Current: 3A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The FAN4803CP2 features a 16-pin dual inline package (DIP) with the following pin configuration:

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

Functional Features

The FAN4803CP2 offers the following functional features:

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss during conversion.
• Low power consumption contributes to energy-saving designs.
• Compact size enables space-efficient integration into various systems.
• Built-in protection features safeguard against overvoltage, overcurrent, and thermal issues.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Wide input voltage range allows for flexibility in different applications. - Compact size enables easy integration into space-constrained designs. - Built-in protection features enhance system reliability.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - DIP package may not be ideal for surface mount technology (SMT) assembly.

Working Principles

The FAN4803CP2 operates based on a switching regulator topology. It utilizes pulse width modulation (PWM) to regulate the output voltage. The input voltage is converted to a high-frequency square wave, which is then filtered and regulated to provide a stable output voltage.

Detailed Application Field Plans

The FAN4803CP2 can be applied in various fields, including but not limited to:

1. Power supplies for consumer electronics
2. Industrial automation systems
3. Automotive electronics
4. LED lighting applications
5. Battery charging circuits
6. Telecommunications equipment

Alternative Models

Here are some alternative models that offer similar functionality to the FAN4803CP2:

1. LM2576-ADJ
2. LT1370
3. TPS5430
4. MAX5033
5. MC34063A

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the FAN4803CP2 is a versatile power management IC with high efficiency, low power consumption, and a wide input voltage range. Its compact size and built-in protection features make it suitable for various applications in different industries. However, its limited maximum output current and DIP package may pose limitations in certain high-power or SMT assembly scenarios.