FAN1851AN - English Editing Encyclopedia Entry

Product Overview

Category

FAN1851AN belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for voltage regulation and power management in electronic devices.

Characteristics

• FAN1851AN is a highly efficient voltage regulator IC.
• It offers excellent load and line regulation capabilities.
• The IC operates within a wide input voltage range, making it suitable for various applications.
• It provides stable output voltage with low ripple and noise levels.
• FAN1851AN incorporates advanced protection features to safeguard against overvoltage, overcurrent, and thermal issues.

Package

The FAN1851AN IC is available in a compact and industry-standard package, ensuring compatibility with existing circuit designs.

Essence

The essence of FAN1851AN lies in its ability to efficiently regulate voltage and manage power in electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

The FAN1851AN IC is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4.5V to 24V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 2A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The FAN1851AN IC has the following 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: FAN1851AN offers high efficiency, minimizing power losses and maximizing battery life in portable devices.
• Wide Input Voltage Range: The IC can handle a wide range of input voltages, making it suitable for various applications.
• Excellent Load and Line Regulation: FAN1851AN ensures stable output voltage even under varying load conditions and input voltage fluctuations.
• Advanced Protection Features: The IC incorporates protection mechanisms to prevent damage from overvoltage, overcurrent, and excessive temperature.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption.
• Wide input voltage range enhances versatility.
• Excellent load and line regulation ensure stable performance.
• Advanced protection features safeguard against potential damage.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Dropout voltage of 200mV may affect performance in low-voltage scenarios.

Working Principles

FAN1851AN operates as a voltage regulator by comparing the feedback voltage (FB) with a reference voltage. It adjusts the duty cycle of an internal switching regulator to maintain a stable output voltage. The enable pin (EN) controls the operation of the IC, allowing for power management and energy-saving capabilities.

Detailed Application Field Plans

The FAN1851AN IC finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to FAN1851AN are: - FAN1852BN - FAN1853CN - FAN1854DN - FAN1855EN

These alternative models provide comparable voltage regulation and power management capabilities, catering to different specifications and requirements.

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