SP385EET-L

Product Overview

Belongs to: Integrated Circuits (ICs)
Category: Voltage Regulator
Use: Regulating voltage in electronic circuits
Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
Package: TO-220, TO-263, D2PAK
Essence: Regulates input voltage to a stable output voltage
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage: 4.5V to 28V
• Output Voltage: 1.25V to 20V
• Output Current: 3A
• Dropout Voltage: 340mV at 3A
• Operating Temperature: -40°C to 125°C

Detailed Pin Configuration

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• High Efficiency: Provides efficient voltage regulation, reducing power loss
• Low Dropout Voltage: Allows the regulator to operate with very small voltage differentials
• Thermal Shutdown Protection: Prevents damage due to excessive heat

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Thermal shutdown protection

Disadvantages: - Limited output current compared to some alternatives - Higher dropout voltage than certain models

Working Principles

The SP385EET-L uses a feedback loop to compare the output voltage to a reference voltage and adjusts the pass element to maintain a stable output.

Detailed Application Field Plans

• Power supplies for microcontrollers and other digital ICs
• Battery-powered devices
• Automotive electronics

Detailed and Complete Alternative Models

1. LM317: Adjustable voltage regulator with higher dropout voltage
2. LM1117: Fixed voltage regulator with lower dropout voltage
3. LT1086: Adjustable voltage regulator with higher output current

This comprehensive entry provides detailed information about the SP385EET-L, including its specifications, features, advantages, and application fields, as well as alternative models for comparison.