IR21365SPBF

Product Overview

Category

IR21365SPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used in power electronics systems to control and regulate the flow of electrical power. It is commonly employed in various industrial and consumer electronic devices.

Characteristics

• High efficiency: The IR21365SPBF offers excellent power conversion efficiency, minimizing energy losses during operation.
• Compact package: This IC is available in a compact package, making it suitable for space-constrained applications.
• Robust design: The product is built with high-quality materials and features a robust design, ensuring reliability and durability.
• Wide operating voltage range: The IC can operate within a wide voltage range, providing flexibility in different power management scenarios.

Package and Quantity

The IR21365SPBF is typically packaged in a small outline integrated circuit (SOIC) package. Each package contains one unit of the IC.

Specifications

• Input voltage range: 4.5V to 20V
• Output voltage range: 0.8V to 18V
• Maximum output current: 3A
• Switching frequency: 300kHz to 1MHz
• Operating temperature range: -40°C to 125°C

Pin Configuration

The IR21365SPBF IC has a total of 16 pins. The pin configuration is as follows:

1. VCC
2. GND
3. COMP
4. FB
5. CS
6. SS/TR
7. SD
8. SYNC
9. RT/CT
10. CT
11. RT
12. BOOT
13. HO
14. LO
15. VS
16. PGND

Functional Features

• Voltage regulation: The IR21365SPBF provides precise voltage regulation, ensuring stable power supply to connected devices.
• Current sensing: The IC incorporates current sensing capabilities, allowing accurate monitoring and control of the output current.
• Protection mechanisms: It includes various protection features such as overvoltage protection, overcurrent protection, and thermal shutdown, safeguarding both the IC and the connected devices.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Compact package enables easy integration into space-limited designs.
• Robust design ensures reliability in demanding environments.
• Wide operating voltage range provides flexibility in different applications.

Disadvantages

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

Working Principles

The IR21365SPBF operates based on a pulse-width modulation (PWM) technique. It regulates the output voltage by adjusting the duty cycle of the switching signal. By controlling the timing and duration of the switching cycles, it efficiently converts the input voltage to the desired output voltage.

Application Field Plans

The IR21365SPBF finds extensive application in various power management systems, including: - Switching power supplies - DC-DC converters - Motor control circuits - LED lighting systems - Industrial automation equipment

Alternative Models

For those seeking alternatives to the IR21365SPBF, the following models can be considered: - IR21362SPBF - IR21363SPBF - IR21366SPBF - IR21367SPBF

These models offer similar functionality and can be used interchangeably depending on specific requirements.

In conclusion, the IR21365SPBF is a highly efficient integrated circuit designed for power management applications. Its compact size, robust design, and wide operating voltage range make it suitable for various industrial and consumer electronic devices. While it has limitations in terms of maximum output current and cost, its advantages outweigh these disadvantages. With its precise voltage regulation, current sensing capabilities, and protection mechanisms, the IR21365SPBF is a reliable choice for power management needs.