S-1009C25I-I4T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-89-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage Range: 1.2V to 5.0V
• Maximum Output Current: 1.0A
• Dropout Voltage: 200mV (typical) at 500mA
• Quiescent Current: 40μA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1009C25I-I4T1U IC has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin 4. CE: Chip enable pin 5. NC: No connection pin

Functional Features

• Low dropout voltage for efficient power management
• Wide input voltage range for versatile applications
• High output current capability for powering various loads
• Excellent line and load regulation for stable output voltage
• Low quiescent current for power-saving operation
• Built-in overcurrent and thermal protection for enhanced reliability

Advantages

• Compact SOT-89-5 package for space-constrained designs
• Wide operating temperature range for reliable performance in harsh environments
• Low dropout voltage minimizes power dissipation and extends battery life
• High output current enables driving of power-hungry devices
• Excellent line and load regulation ensures stable output voltage under varying conditions

Disadvantages

• Limited pin configuration options may restrict certain circuit designs
• Higher cost compared to some alternative models with similar specifications

Working Principles

The S-1009C25I-I4T1U is a low dropout voltage regulator IC that regulates the input voltage to a stable output voltage. It utilizes a pass transistor to control the voltage drop across the regulator, ensuring that the output voltage remains within the specified range even when the input voltage varies. The chip enable pin allows for easy on/off control of the regulator.

Detailed Application Field Plans

The S-1009C25I-I4T1U is commonly used in various applications where a stable and regulated power supply is required. Some typical application fields include: - Battery-powered devices - Portable electronic devices - Industrial automation systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

1. S-1009C25I-M5T1U: Similar specifications and package, but with active-low chip enable pin.
2. S-1009C25I-N4T1U: Similar specifications and package, but with adjustable output voltage.
3. S-1009C25I-P4T1U: Similar specifications and package, but with higher maximum output current.

These alternative models provide flexibility in design and cater to specific requirements of different applications.

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