FAN5333SX

Product Overview

Category

FAN5333SX belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Wide input voltage range
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection

Package

FAN5333SX comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of FAN5333SX lies in its ability to provide stable and regulated voltage to electronic devices, ensuring their proper functioning.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)

Detailed Pin Configuration

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

Functional Features

• High Efficiency: FAN5333SX offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: The low dropout voltage ensures efficient operation even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: It can accept a wide range of input voltages, making it versatile for various applications.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range to meet specific requirements.
• Overcurrent Protection: FAN5333SX incorporates overcurrent protection, safeguarding the circuit and connected devices.
• Thermal Shutdown Protection: It includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range allows for flexibility in different applications.
• Adjustable output voltage caters to specific voltage requirements.
• Overcurrent and thermal shutdown protection enhance safety and reliability.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Dropout voltage may affect performance in low-input voltage scenarios.

Working Principles

FAN5333SX operates based on a switching regulator topology. It utilizes an internal control loop to maintain the desired output voltage by adjusting the duty cycle of the internal switch. This enables efficient voltage regulation across a wide range of input voltages.

Detailed Application Field Plans

FAN5333SX finds application in various electronic devices and systems, including but not limited to: - Portable electronic devices (e.g., smartphones, tablets) - Battery-powered devices - IoT devices - Wearable technology - Industrial automation systems - Automotive electronics

Detailed and Complete Alternative Models

1. FAN5332SX: Similar to FAN5333SX with a lower maximum output current of 300mA.
2. FAN5334SX: Similar to FAN5333SX with a higher maximum output current of 800mA.
3. FAN5335SX: Similar to FAN5333SX with additional features such as adjustable soft-start and power good indicator.

Note: The above alternative models are provided for reference and may have slight variations in specifications and features.

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