S-1133B50-I8T1U

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: SOT-23-5
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage: 1.8V
• Output Current: 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30µA (typical)

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage

Functional Features

• Low dropout voltage enables efficient power conversion.
• Wide input voltage range allows for versatile applications.
• Low quiescent current minimizes power consumption.
• Built-in overcurrent protection ensures device safety.
• Thermal shutdown protection prevents overheating.

Advantages

• High efficiency results in reduced power loss.
• Compact SOT-23-5 package saves board space.
• Wide input voltage range accommodates various power sources.
• Low quiescent current extends battery life.
• Overcurrent and thermal protection enhance device reliability.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Single fixed output voltage restricts flexibility in certain designs.
• SOT-23-5 package may require additional heat dissipation measures.

Working Principles

The S-1133B50-I8T1U is a voltage regulator IC that maintains a stable output voltage of 1.8V regardless of input voltage fluctuations. It utilizes a feedback mechanism to continuously adjust the internal circuitry, ensuring the desired output voltage is maintained. The dropout voltage of 200mV allows for efficient power conversion even when the input voltage is close to the output voltage.

Detailed Application Field Plans

The S-1133B50-I8T1U is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices. Its low power consumption and compact package make it suitable for battery-powered applications. It can also be utilized in various embedded systems, IoT devices, and consumer electronics where a stable and efficient power supply is required.

Detailed and Complete Alternative Models

1. S-1133B50-M5T1G: Similar specifications but with a different package (SOT-23-5).
2. S-1133B50-I6T1U: Lower quiescent current (20µA) but slightly higher dropout voltage (250mV).
3. S-1133B50-I8T2U: Higher output current (800mA) but with a larger package (SOT-89-5).

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

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