S-1009C28I-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 pieces 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: 200mV (typical) at 100mA
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.3% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1009C28I-I4T1U has a total of five pins arranged in the following configuration:

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

Functional Features

• Low dropout voltage for efficient power management.
• Wide input voltage range allows flexibility in various applications.
• Low quiescent current ensures minimal power consumption during standby mode.
• Excellent line and load regulation for stable output voltage.

Advantages

• Compact SOT-23-5 package enables space-saving designs.
• Wide operating temperature range makes it suitable for harsh environments.
• Low dropout voltage minimizes power dissipation and extends battery life.
• High accuracy and stability in voltage regulation.

Disadvantages

• Limited maximum output current of 100mA may not be sufficient for high-power applications.
• No thermal shutdown feature, which could be a concern in certain scenarios.

Working Principles

The S-1009C28I-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 a constant output voltage even when the input voltage varies. The enable pin allows the user to turn the regulator on or off as needed.

Detailed Application Field Plans

The S-1009C28I-I4T1U is commonly used in various battery-powered applications, such as portable devices, wireless communication systems, and consumer electronics. Its low dropout voltage and low quiescent current make it ideal for power-sensitive designs where efficiency and battery life are crucial.

Detailed and Complete Alternative Models

• S-1009C27I-I4T1U: Similar specifications but with a different output voltage range (1.2V to 5.0V).
• S-1009C29I-I4T1U: Similar specifications but with a higher maximum output current of 150mA.
• S-1009C30I-I4T1U: Similar specifications but with an extended operating temperature range (-40°C to +105°C).

(Note: These alternative models are provided for reference purposes and may have slight variations in specifications.)

This entry provides comprehensive information about the S-1009C28I-I4T1U voltage regulator IC. Its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models are covered in detail.