FAN5405UCX

Product Overview

Category

FAN5405UCX belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This product is primarily used for power management in electronic devices, providing efficient and reliable voltage regulation.

Characteristics

• High efficiency: FAN5405UCX offers excellent power conversion efficiency, minimizing energy loss during operation.
• Compact package: The IC is housed in a small form factor package, making it suitable for space-constrained applications.
• Wide input voltage range: It can handle a broad range of input voltages, allowing flexibility in various power supply configurations.
• Low standby current: FAN5405UCX consumes minimal power in standby mode, contributing to energy savings.

Package

The FAN5405UCX is available in a compact and robust package, ensuring durability and ease of integration into electronic devices.

Essence

The essence of FAN5405UCX lies in its ability to efficiently manage power by regulating voltage levels, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 2.7V - 5.5V
• Output Voltage Range: 0.6V - 3.6V
• Maximum Output Current: 1.5A
• Operating Temperature Range: -40°C to +85°C
• Package Type: QFN-16

Detailed Pin Configuration

The FAN5405UCX features a QFN-16 package with the following pin configuration:

1. VIN: Input voltage
2. EN: Enable pin
3. PGND: Power ground
4. SW: Switching node
5. LX: Inductor connection
6. FB: Feedback voltage
7. SS: Soft-start capacitor
8. PGND: Power ground
9. VOUT: Output voltage
10. VOUT: Output voltage
11. GND: Ground
12. GND: Ground
13. GND: Ground
14. GND: Ground
15. GND: Ground
16. GND: Ground

Functional Features

• Voltage regulation: FAN5405UCX provides precise voltage regulation, ensuring stable power supply to connected devices.
• Overcurrent protection: The IC incorporates overcurrent protection mechanisms, safeguarding against excessive current flow.
• Thermal shutdown: In case of high temperature, the IC activates thermal shutdown to prevent damage and ensure safe operation.
• Soft-start function: FAN5405UCX includes a soft-start feature, gradually ramping up the output voltage to minimize inrush current.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption and longer battery life.
• Compact package allows for easy integration into space-constrained designs.
• Wide input voltage range offers flexibility in power supply configurations.
• Overcurrent protection and thermal shutdown enhance device safety.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Lack of adjustable output voltage limits customization options.

Working Principles

FAN5405UCX 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 power conversion from the input voltage to the regulated output voltage.

Detailed Application Field Plans

The FAN5405UCX finds application in various electronic devices, including but not limited to: - Smartphones and tablets - Portable gaming consoles - Wearable devices - IoT (Internet of Things) devices - Battery-powered equipment

Detailed and Complete Alternative Models

1. FAN5405UCY: Similar to FAN5405UCX, but with a higher maximum output current of 2A.
2. FAN5406UCX: Offers adjustable output voltage, allowing for greater customization.
3. FAN5407UCX: Provides additional features such as overvoltage protection and reverse polarity protection.

These alternative models offer similar functionality to FAN5405UCX while addressing specific requirements or providing additional features.

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