S-1009N32I-I4T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• 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 5.5V
• Maximum Output Current: 100mA
• Dropout Voltage: 150mV @ 50mA
• Quiescent Current: 30µA (typical)

Detailed Pin Configuration

The S-1009N32I-I4T1U has a total of five pins arranged as follows: 1. VIN: Input voltage pin 2. GND: Ground pin 3. EN: Enable pin 4. VOUT: Output voltage pin 5. NC: No connection pin

Functional Features

• Low dropout voltage for efficient power management
• Wide input voltage range allows flexibility in power supply selection
• Low quiescent current for power-saving applications
• Built-in overcurrent protection for enhanced reliability
• Thermal shutdown protection prevents damage due to excessive heat

Advantages

• Compact SOT-23-5 package enables space-saving designs
• Wide input voltage range accommodates various power sources
• Low dropout voltage ensures efficient power conversion
• Low quiescent current prolongs battery life in portable devices
• Overcurrent and thermal shutdown protection enhance system reliability

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• SOT-23-5 package may require additional measures for effective heat dissipation

Working Principles

The S-1009N32I-I4T1U is a low dropout voltage regulator that regulates the output voltage based on the input voltage. It utilizes a pass transistor to maintain a stable output voltage, even when the input voltage fluctuates. The enable pin allows for control of the regulator's operation, enabling power-saving modes when not required.

Detailed Application Field Plans

The S-1009N32I-I4T1U is commonly used in various applications, including: 1. Battery-powered devices: Portable electronics, such as smartphones and tablets, benefit from the low quiescent current and efficient power conversion provided by this voltage regulator. 2. Industrial equipment: The wide input voltage range and overcurrent protection make it suitable for use in industrial control systems and automation equipment. 3. Automotive electronics: With its compact package and thermal shutdown protection, this regulator can be utilized in automotive applications, such as infotainment systems and lighting controls.

Detailed and Complete Alternative Models

1. S-1009N32I-M5T1U: Similar specifications and features, but with a different package (SOT-23-5).
2. S-1009N32I-I4T2U: Higher maximum output current (200mA) while maintaining the same package and pin configuration.
3. S-1009N32I-I4T3U: Lower dropout voltage (100mV @ 50mA) for more efficient power management.

Note: This entry provides an overview of the S-1009N32I-I4T1U voltage regulator. For detailed technical information, please refer to the datasheet provided by the manufacturer.

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