SI7858ADP-T1-E3

Introduction

The SI7858ADP-T1-E3 is a power management product designed for use in various electronic devices. This entry provides an overview of the product, including its category, use, characteristics, package, essence, packaging/quantity, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Power Management IC
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
• Package: DFN-10 (3x3)
• Essence: Regulates voltage to ensure stable power supply
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. NC (No Connection)
5. NC (No Connection)
6. VOUT (Output Voltage)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. PG (Power Good)

Functional Features

• High Efficiency: Minimizes power loss during voltage regulation
• Thermal Shutdown Protection: Safeguards the device from overheating
• Low Dropout Voltage: Ensures stable output even with small input-output differentials

Advantages and Disadvantages

Advantages

• Compact package size
• Wide input voltage range
• Excellent thermal management

Disadvantages

• Limited output current compared to some alternatives
• Higher cost compared to basic linear regulators

Working Principles

The SI7858ADP-T1-E3 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a stable output. When the input voltage or load changes, the device dynamically adjusts to ensure a consistent output voltage.

Detailed Application Field Plans

This product is suitable for a wide range of applications, including: - Battery-powered devices - Portable electronics - IoT devices - Industrial control systems

Detailed and Complete Alternative Models

• SI7856ADP-T1-E3: Lower output current but lower cost
• SI7860ADP-T1-E3: Higher output current but larger package size
• SI7858BDP-T1-E3: Enhanced thermal performance but slightly higher dropout voltage

In conclusion, the SI7858ADP-T1-E3 is a versatile power management IC with a compact package and excellent efficiency. Its wide input voltage range and thermal protection make it suitable for various applications, although users should consider alternative models based on specific requirements.

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