S-1009N42I-I4T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Regulates input voltage to a lower output voltage with minimal voltage drop
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 100mA
• Dropout Voltage: 150mV @ 50mA
• Quiescent Current: 30µA (typical)

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. VOUT: Output Voltage
5. NC: No Connection

Functional Features

• Low dropout voltage for efficient power management
• Wide input voltage range for versatile applications
• Low quiescent current for power-saving operation
• Enable pin for easy control of the regulator

Advantages

• Provides stable output voltage even with varying input voltage
• Compact SOT-23-5 package for space-constrained designs
• Low dropout voltage minimizes power dissipation
• Low quiescent current extends battery life

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Requires external components for stability and filtering

Working Principles

The S-1009N42I-I4T1U is a low dropout voltage regulator that regulates the input voltage to a lower output voltage. It utilizes a pass transistor to achieve this voltage regulation. When the input voltage exceeds the desired output voltage, the pass transistor is turned on, allowing current to flow from the input to the output. As a result, the output voltage is maintained at a stable level, even when the input voltage fluctuates.

Detailed Application Field Plans

The S-1009N42I-I4T1U is commonly used in various electronic devices that require stable and regulated power supply. Some of its application fields include: - Battery-powered devices - Portable consumer electronics - IoT devices - Wearable devices - Medical devices

Detailed and Complete Alternative Models

1. S-1009N42I-I4T2U: Similar specifications but with a different package (SOT-89-5)
2. S-1009N42I-I4T3U: Higher maximum output current (200mA) but with a slightly higher dropout voltage
3. S-1009N42I-I4T4U: Lower quiescent current (20µA) for further power-saving applications

(Note: These alternative models are provided as examples and may not cover all available options.)

This concludes the encyclopedia entry for the S-1009N42I-I4T1U low dropout voltage regulator.