X4325S8-4.5A

Basic Information Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High Efficiency, Low Dropout Voltage
Package: SOT-23
Essence: Linear Voltage Regulator
Packaging/Quantity: Tape and Reel / 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 4.5V
• Maximum Output Current: 100mA
• Dropout Voltage: 200mV at 100mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.3%
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The X4325S8-4.5A has the following pin configuration:

```

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| | --| V+ |-- --| |-- --| GND|-- --| |-- --| Vout|-- |____| ```

Pin Descriptions: - V+: Input Voltage - GND: Ground - Vout: Output Voltage

Functional Features

• High efficiency voltage regulation
• Low dropout voltage for improved power efficiency
• Stable output voltage under varying load conditions
• Overcurrent and thermal protection
• Fast transient response

Advantages and Disadvantages

Advantages: - High efficiency operation - Low dropout voltage ensures efficient power usage - Compact SOT-23 package for space-constrained applications - Wide input voltage range allows flexibility in power supply selection - Excellent line and load regulation for stable output voltage

Disadvantages: - Limited maximum output current of 100mA - Dropout voltage of 200mV may not be suitable for ultra-low power applications

Working Principles

The X4325S8-4.5A is a linear voltage regulator that provides a stable output voltage of 4.5V, regardless of input voltage fluctuations. It operates by using a pass transistor to regulate the voltage drop between the input and output terminals. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

The X4325S8-4.5A is commonly used in various electronic devices and systems where a stable 4.5V power supply is required. Some typical application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices often require a regulated 4.5V supply for powering various components.
2. IoT (Internet of Things) devices: Many IoT devices rely on a stable power source to ensure reliable operation and data transmission.
3. Industrial control systems: The X4325S8-4.5A can be used in industrial automation and control systems to provide a regulated voltage for sensors, actuators, and other components.
4. Automotive electronics: Certain automotive applications, such as infotainment systems or dashboard displays, may utilize the X4325S8-4.5A for voltage regulation.

Detailed and Complete Alternative Models

1. X4325S8-3.3A: Similar to X4325S8-4.5A, but with an output voltage of 3.3V.
2. X4325S8-5.0A: Similar to X4325S8-4.5A, but with an output voltage of 5.0V.
3. X4325S8-ADJ: Adjustable output voltage version, allowing users to set the desired output voltage within a specified range.

These alternative models provide flexibility in selecting the desired output voltage for specific application requirements.

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