SP809NEK-L-2-3/TR

Introduction

The SP809NEK-L-2-3/TR is a versatile electronic component that belongs to the category of voltage regulators. This device is designed to provide stable and regulated power supply in various electronic applications. In this entry, we will delve into the basic information overview, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the SP809NEK-L-2-3/TR.

Basic Information Overview

• Category: Voltage Regulator
• Use: Provides stable and regulated power supply
• Characteristics: High efficiency, low output noise, compact size
• Package: SOT-23-5 package
• Essence: Regulates input voltage to a specified level
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Input Voltage Range: 4V to 18V
• Output Voltage: 3.3V
• Output Current: 300mA
• Dropout Voltage: 200mV at 100mA
• Operating Temperature Range: -40°C to 125°C
• Quiescent Current: 75µA

Detailed Pin Configuration

The SP809NEK-L-2-3/TR has a standard SOT-23-5 pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. EN (Enable)

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even with small voltage differentials
• Low Output Noise: Provides clean and stable power for sensitive electronic components
• Thermal Shutdown Protection: Safeguards the device from overheating
• Enable Function: Allows for external control of the regulator's operation

Advantages and Disadvantages

Advantages

• Compact size ideal for space-constrained applications
• Wide input voltage range for versatility
• Low quiescent current for power efficiency

Disadvantages

• Limited output current compared to higher-power regulators
• Sensitive to improper handling due to small package size

Working Principles

The SP809NEK-L-2-3/TR operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output. When the enable pin is activated, the regulator allows the flow of current from the input to the output, ensuring a stable and regulated output voltage.

Detailed Application Field Plans

The SP809NEK-L-2-3/TR finds extensive use in various electronic devices such as battery-powered equipment, portable instruments, and IoT devices. Its ability to efficiently regulate voltage with minimal power loss makes it suitable for applications where power efficiency and compact size are crucial.

Detailed and Complete Alternative Models

• SPX3819M5-L-2-5/TR: Similar SOT-23-5 package, 500mA output current
• MIC5205-3.3YM5-TR: SOT-23-5 package, 500mA output current, low dropout voltage

In conclusion, the SP809NEK-L-2-3/TR is a reliable voltage regulator with a wide range of applications, offering stable and regulated power supply in a compact form factor. Its specifications, functional features, and alternative models make it a valuable component in the realm of electronic design and development.

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