LM2585T-3.3/NOPB

Product Overview

Category

The LM2585T-3.3/NOPB belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Input Voltage Range: 4V to 40V
• Output Voltage: 3.3V
• Maximum Output Current: 3A
• Efficiency: Up to 95%
• Package Type: TO-220
• Operating Temperature Range: -40°C to +125°C

Packaging/Quantity

The LM2585T-3.3/NOPB is typically packaged individually and comes in a standard TO-220 package. It is available in various quantities depending on the supplier.

Specifications

• Input Voltage Range: 4V to 40V
• Output Voltage: 3.3V
• Maximum Output Current: 3A
• Switching Frequency: 65kHz
• Dropout Voltage: 1.2V (typical)
• Line Regulation: ±0.5% (typical)
• Load Regulation: ±0.5% (typical)
• Ripple Rejection: 70dB (typical)
• Shutdown Current: 50μA (typical)

Detailed Pin Configuration

The LM2585T-3.3/NOPB has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. FB (Feedback)
4. VOUT (Output Voltage)
5. SW (Switching Node)

Functional Features

• Wide input voltage range allows for versatile applications.
• High efficiency ensures minimal power loss.
• Built-in protection features such as thermal shutdown and current limiting enhance reliability.
• Adjustable output voltage provides flexibility in design.

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• High efficiency reduces power dissipation and improves overall system performance.
• Compact TO-220 package facilitates easy integration into electronic circuits.
• Built-in protection features enhance the reliability and longevity of the product.

Disadvantages

• The LM2585T-3.3/NOPB may require additional external components for certain applications.
• The switching frequency of 65kHz may introduce audible noise in sensitive audio applications.

Working Principles

The LM2585T-3.3/NOPB utilizes a switching regulator topology to convert the input voltage to a stable 3.3V output. It employs a high-frequency switching transistor to regulate the voltage efficiently. The feedback mechanism ensures that the output voltage remains constant despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The LM2585T-3.3/NOPB finds applications in various fields, including: 1. Power supply modules for microcontrollers and digital circuits. 2. Battery charging systems. 3. Automotive electronics. 4. Industrial automation. 5. LED lighting systems.

Detailed and Complete Alternative Models

Some alternative models to the LM2585T-3.3/NOPB include: - LM2576T-3.3/NOPB - LM2596T-3.3/NOPB - LM2678T-3.3/NOPB - LM317T-3.3/NOPB

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

In conclusion, the LM2585T-3.3/NOPB is a versatile voltage regulator widely used in electronic circuits. Its wide input voltage range, high efficiency, and built-in protection features make it suitable for various applications. However, it may require additional external components and its switching frequency may introduce noise in certain applications. Alternative models are available for specific design needs.