SI7201-B-04-IV

Product Overview

Category

The SI7201-B-04-IV belongs to the category of integrated circuits (ICs) and is specifically designed as a voltage regulator.

Use

This product is used to regulate voltage in various electronic devices and systems, ensuring stable and reliable power supply.

Characteristics

• Efficiency: The SI7201-B-04-IV is known for its high efficiency in voltage regulation.
• Compact Design: It features a compact design, making it suitable for applications with space constraints.
• Low Dropout Voltage: This regulator exhibits low dropout voltage, enhancing its performance in low-power scenarios.

Package

The SI7201-B-04-IV is available in a small outline package (SOP) format, providing ease of integration into circuit designs.

Essence

The essence of this product lies in its ability to provide consistent and regulated voltage output, contributing to the overall reliability of electronic systems.

Packaging/Quantity

It is typically packaged in reels and is available in quantities suitable for both prototyping and production purposes.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V
• Maximum Output Current: 150mA
• Dropout Voltage: 130mV at 100mA load
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SI7201-B-04-IV features a standard 5-pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. NC (No Connection) 4. VOUT (Output Voltage) 5. EN (Enable)

Functional Features

• Low Quiescent Current: Ensures minimal power consumption when the regulator is in standby mode.
• Overcurrent Protection: Safeguards the connected circuitry from excessive current flow.
• Thermal Shutdown: Protects the regulator from overheating, enhancing its longevity and reliability.

Advantages and Disadvantages

Advantages

• High efficiency
• Compact design
• Low dropout voltage

Disadvantages

• Limited maximum output current compared to some alternative models
• Narrow input voltage range

Working Principles

The SI7201-B-04-IV operates by comparing the actual output voltage to a reference voltage and adjusting the internal circuitry to maintain a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

This voltage regulator is well-suited for various portable and battery-powered devices, such as handheld consumer electronics, IoT devices, and wearable technology. Its compact size and efficient operation make it ideal for applications where space and power efficiency are crucial.

Detailed and Complete Alternative Models

• SI7201-B-02-IV: Similar characteristics but with a lower maximum output current of 100mA.
• SI7202-B-04-IV: Offers a wider input voltage range and higher maximum output current of 200mA.

In conclusion, the SI7201-B-04-IV is a compact and efficient voltage regulator suitable for a wide range of electronic applications, particularly those requiring stable and reliable power supply within a limited space. Its functional features, advantages, and application versatility make it a valuable component in modern electronic designs.

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