X5168S8I-4.5A

Basic Information Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High precision, low dropout voltage, compact size
Package: SOT-23
Essence: Integrated linear voltage regulator
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Maximum Output Current: 4.5A
• Dropout Voltage: 200mV at 4.5A
• Line Regulation: ±0.05% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 50µA typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The X5168S8I-4.5A has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• High precision voltage regulation
• Low dropout voltage for efficient power conversion
• Compact size for space-constrained applications
• Overcurrent and thermal protection
• Fast transient response

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures stable output. - Low dropout voltage minimizes power dissipation. - Compact size allows for easy integration into various designs. - Overcurrent and thermal protection enhance reliability. - Fast transient response enables quick load changes.

Disadvantages: - Limited input voltage range (2.7V to 5.5V). - Maximum output current limited to 4.5A.

Working Principles

The X5168S8I-4.5A is an integrated linear voltage regulator that regulates the input voltage to a precise output voltage. It utilizes a feedback mechanism to continuously adjust the internal pass transistor, ensuring the output voltage remains stable even with varying load conditions. The dropout voltage is minimized to reduce power dissipation and improve efficiency.

Detailed Application Field Plans

The X5168S8I-4.5A finds applications in various electronic devices where a stable and regulated voltage supply is required. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Wireless communication systems: Wi-Fi modules, Bluetooth devices.
3. Industrial automation: Control systems, sensors, actuators.
4. Automotive electronics: Infotainment systems, navigation units.
5. Consumer electronics: Digital cameras, gaming consoles, audio equipment.

Detailed and Complete Alternative Models

1. X5168S5I-3.3A: Similar to X5168S8I-4.5A but with a maximum output current of 3.3A.
2. X5168S3I-2.5A: Similar to X5168S8I-4.5A but with a maximum output current of 2.5A.
3. X5168S2I-1.8A: Similar to X5168S8I-4.5A but with a maximum output current of 1.8A.
4. X5168S1I-1.2A: Similar to X5168S8I-4.5A but with a maximum output current of 1.2A.

These alternative models provide different output current options to cater to specific application requirements.

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