SI3851DV-T1-E3

Product Overview

Category

The SI3851DV-T1-E3 belongs to the category of integrated circuits (ICs) and specifically falls under the family of voltage regulators.

Use

This product is primarily used for voltage regulation in various electronic devices and systems.

Characteristics

• Voltage Regulation: The SI3851DV-T1-E3 provides stable and regulated output voltage.
• Efficiency: It offers high efficiency in converting input voltage to a regulated output.
• Compact Design: The IC features a compact design, making it suitable for space-constrained applications.
• Low Dropout Voltage: The device operates with low dropout voltage, ensuring efficient power conversion.

Package

The SI3851DV-T1-E3 is available in a small outline package (SOP-8) format.

Essence

The essence of this product lies in its ability to provide reliable and stable voltage regulation for electronic systems, contributing to their overall performance and longevity.

Packaging/Quantity

The SI3851DV-T1-E3 is typically supplied in reels containing a specific quantity, as per the manufacturer's packaging standards.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 0.8V to 5.5V
• Output Current: Up to 500mA
• Dropout Voltage: 150mV at 300mA
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SI3851DV-T1-E3 features the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. NC (No Connection) 5. FB (Feedback) 6. NC (No Connection) 7. NC (No Connection) 8. VOUT (Output Voltage)

Functional Features

• Internal Compensation: The IC integrates internal compensation circuitry, simplifying external component requirements.
• Low Quiescent Current: It operates with low quiescent current, enhancing energy efficiency.
• Overcurrent Protection: The device incorporates overcurrent protection to safeguard connected components.

Advantages and Disadvantages

Advantages

• Compact size
• High efficiency
• Wide input voltage range

Disadvantages

• Limited output current capacity
• Sensitive to external noise in certain applications

Working Principles

The SI3851DV-T1-E3 regulates the output voltage by comparing it with an internal reference voltage and adjusting the feedback loop to maintain a stable output, even with varying input conditions.

Detailed Application Field Plans

The SI3851DV-T1-E3 finds application in various fields, including: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Consumer electronics

Detailed and Complete Alternative Models

• SI3852DV-T1-E3: Similar voltage regulator with higher output current capability
• SI3850DV-T1-E3: Lower dropout voltage variant for more demanding applications

In conclusion, the SI3851DV-T1-E3 serves as a reliable voltage regulator with a compact design and high efficiency, catering to diverse electronic applications while offering a balance of advantages and limitations.

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