SI7485DP-T1-GE3

Introduction

The SI7485DP-T1-GE3 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-8 (3x3)
• Essence: Regulating voltage for stable operation of electronic devices
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SI7485DP-T1-GE3 features the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. NC (No Connection) 5. FB (Feedback) 6. NC (No Connection) 7. PG (Power Good) 8. VOUT (Output Voltage)

Functional Features

• High Efficiency: Provides efficient power conversion, minimizing energy loss
• Low Dropout Voltage: Ensures stable output even with small input-output differentials
• Thermal Shutdown Protection: Safeguards the device from overheating, enhancing reliability

Advantages and Disadvantages

Advantages

• Compact package size
• Wide input voltage range
• Low quiescent current

Disadvantages

• Limited output current compared to some competing models
• Sensitive to external noise due to high gain

Working Principles

The SI7485DP-T1-GE3 operates by regulating the input voltage to provide a stable output voltage, ensuring proper functioning of connected electronic components. It utilizes internal circuitry to achieve high efficiency and low dropout voltage while incorporating thermal shutdown protection for added reliability.

Detailed Application Field Plans

The SI7485DP-T1-GE3 is suitable for various applications requiring voltage regulation, including: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Wearable technology

Detailed and Complete Alternative Models

• SI7486DP-T1-GE3: Higher output current variant
• SI7484DP-T1-GE3: Lower quiescent current variant
• LM1117MPX-3.3/NOPB: Alternative voltage regulator with similar specifications

In conclusion, the SI7485DP-T1-GE3 offers a compact and efficient solution for voltage regulation in diverse electronic applications, with its high efficiency, low dropout voltage, and thermal shutdown protection making it a reliable choice for designers and engineers.

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