SI5504DC-T1-GE3

Introduction

The SI5504DC-T1-GE3 is a power management product belonging to the category of voltage regulators. This device is commonly used in electronic circuits to regulate the voltage and ensure stable power supply to various components. The following entry provides an overview of the basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models of the SI5504DC-T1-GE3.

Basic Information Overview

• Category: Voltage Regulator
• Use: Regulating voltage in electronic circuits
• Characteristics: High efficiency, low dropout voltage, compact design
• Package: DFN-6 (2x2)
• Essence: Ensuring stable power supply
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: Adjustable from 0.8V to 5V
• Maximum Output Current: 500mA
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 75µA
• 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. FB (Feedback)
6. VOUT (Output Voltage)

Functional Features

• Low Dropout Voltage: Ensures efficient regulation even with small input-output differentials.
• Adjustable Output: Provides flexibility in setting the desired output voltage.
• Overcurrent Protection: Safeguards the circuit from excessive current flow.
• Thermal Shutdown: Prevents overheating and damage to the device.

Advantages and Disadvantages

Advantages

• Compact size suitable for space-constrained applications.
• Low dropout voltage enhances energy efficiency.
• Adjustable output voltage for versatile use cases.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Requires careful consideration of thermal management due to its small package.

Working Principles

The SI5504DC-T1-GE3 operates by comparing the feedback voltage with a reference voltage to control the output voltage. When the output voltage deviates from the set value, the internal circuitry adjusts the pass transistor to maintain the desired output voltage.

Detailed Application Field Plans

The SI5504DC-T1-GE3 finds extensive application in portable electronic devices, battery-powered systems, and IoT devices where efficient voltage regulation is crucial. Its compact size and low quiescent current make it ideal for space and power-constrained applications.

Detailed and Complete Alternative Models

• SI5504DC-T1-E1: Similar specifications with enhanced ESD protection
• SI5504DC-T1-GE2: Lower dropout voltage for ultra-low power applications
• SI5504DC-T1-GE4: Higher maximum output current for more demanding loads

In conclusion, the SI5504DC-T1-GE3 is a versatile voltage regulator offering efficient and adjustable voltage regulation in a compact package. Its wide input voltage range and low dropout voltage make it suitable for various low-power electronic applications.

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