S-1135C19-U5T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low dropout, high accuracy, low quiescent current
• Package: SOT-23-5
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.8V - 5.0V
• Dropout Voltage: 200mV @ 100mA
• Quiescent Current: 30µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.3%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1135C19-U5T1U 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: VOUT (Output Voltage) Pin 4: NC (No Connection) Pin 5: EN (Enable)

Functional Features

• Low dropout voltage ensures efficient power conversion
• High accuracy provides stable output voltage
• Low quiescent current minimizes power consumption
• Enable pin allows for easy on/off control

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications - Excellent load and line regulation for precise voltage control - Compact SOT-23-5 package saves board space - Low quiescent current extends battery life

Disadvantages: - Limited maximum output current (typically 100mA) - Dropout voltage may be higher compared to other regulators - No thermal shutdown protection

Working Principles

The S-1135C19-U5T1U is a linear voltage regulator that uses a PNP transistor as the pass element. It regulates the input voltage to a stable output voltage by adjusting the resistance of the pass element. The enable pin controls the operation of the regulator, allowing the user to turn it on or off as needed.

Detailed Application Field Plans

The S-1135C19-U5T1U is commonly used in various electronic devices and systems that require a stable and regulated power supply. Some typical application fields include: - Battery-powered devices (e.g., portable audio players, handheld instruments) - Consumer electronics (e.g., smartphones, tablets, digital cameras) - Industrial equipment (e.g., sensors, control systems) - Automotive electronics (e.g., infotainment systems, lighting modules)

Detailed and Complete Alternative Models

• S-1135C18-U5T1U: Similar specifications but with a different output voltage range (1.8V - 4.5V)
• S-1135C20-U5T1U: Similar specifications but with a different output voltage range (2.0V - 5.5V)
• S-1135C21-U5T1U: Similar specifications but with a different output voltage range (2.1V - 5.5V)

These alternative models provide flexibility in choosing the appropriate output voltage for specific applications while maintaining similar performance characteristics.

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