E-L6565D

Product Overview

Category

E-L6565D belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is primarily used in power supply systems to regulate and control the flow of electrical energy.

Characteristics

• High efficiency: E-L6565D offers excellent power conversion efficiency, minimizing energy losses.
• Wide input voltage range: It can handle a broad range of input voltages, making it suitable for various applications.
• Compact package: The IC is available in a small form factor package, enabling space-saving designs.
• Robust design: E-L6565D is built with high-quality materials, ensuring reliability and durability.

Package and Quantity

The E-L6565D IC is typically packaged in a compact and industry-standard SO-8 package. It is commonly sold in reels containing a specified quantity of units, usually 2500 pieces per reel.

Specifications

• Input voltage range: 4.5V to 40V
• Output voltage range: Adjustable from 1.23V to 37V
• Maximum output current: 3A
• Switching frequency: Up to 500kHz
• Operating temperature range: -40°C to +125°C

Pin Configuration

The E-L6565D IC features an 8-pin configuration, as follows:

```

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| | --| VCC | --| GND | --| FB | --| COMP | --| CS | --| SS/TR | --| OUT | |___________| ```

Functional Features

1. Voltage Regulation: E-L6565D provides precise voltage regulation, maintaining a stable output voltage even under varying load conditions.
2. Current Limiting: The IC incorporates a current sensing mechanism that limits the output current to prevent damage to the circuit and connected devices.
3. Soft-Start Function: E-L6565D includes a soft-start feature that gradually ramps up the output voltage, reducing inrush current and minimizing stress on components during startup.
4. Protection Mechanisms: This IC offers various protection features such as overvoltage protection (OVP), undervoltage lockout (UVLO), and thermal shutdown, ensuring safe operation and preventing damage.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and heat generation.
• Wide input voltage range allows for versatile applications.
• Compact package enables space-efficient designs.
• Robust design ensures reliability and longevity.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Requires careful consideration of external components for optimal performance.

Working Principles

E-L6565D operates based on a pulse-width modulation (PWM) control scheme. It regulates the output voltage by adjusting the duty cycle of the internal switching transistor. The feedback (FB) pin monitors the output voltage and provides a control signal to the IC, which adjusts the switching frequency accordingly. By continuously comparing the feedback voltage with a reference voltage, the IC maintains a stable output voltage.

Application Field Plans

The E-L6565D IC finds extensive application in various power supply systems, including but not limited to: - AC/DC converters - DC/DC converters - LED drivers - Battery chargers - Industrial power supplies - Telecom power systems

Alternative Models

For those seeking alternative options, the following ICs can be considered: 1. E-L5973D 2. E-L6910D 3. E-L4960D 4. E-L7805D 5. E-L298N

These models offer similar functionalities and can serve as suitable replacements for E-L6565D in specific applications.

In conclusion, the E-L6565D IC is a highly efficient and versatile power management solution. With its compact package, robust design, and various protection features, it finds widespread use in diverse applications ranging from consumer electronics to industrial systems.