S-8521B40MC-ATZT2G

Product Overview

Category

S-8521B40MC-ATZT2G belongs to the category of voltage regulators.

Use

This product is commonly used in electronic devices to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: The S-8521B40MC-ATZT2G provides precise voltage regulation, ensuring a stable power supply for electronic components.
• Efficiency: This voltage regulator offers high efficiency, minimizing power loss during operation.
• Compact package: The S-8521B40MC-ATZT2G comes in a small package, making it suitable for space-constrained applications.
• Low noise: It produces minimal electrical noise, ensuring reliable performance in sensitive electronic circuits.

Package

The S-8521B40MC-ATZT2G is available in a compact surface-mount package, which facilitates easy integration onto circuit boards.

Essence

The essence of this product lies in its ability to regulate voltage levels accurately and efficiently, providing a stable power supply for electronic devices.

Packaging/Quantity

The S-8521B40MC-ATZT2G is typically packaged in reels or tape and reel packaging. The exact quantity per package may vary depending on the supplier.

Specifications

• Input voltage range: 4.5V - 18V
• Output voltage: 4.0V
• Output current: Up to 500mA
• Dropout voltage: 200mV (typical)
• Quiescent current: 50µA (typical)
• Operating temperature range: -40°C to +85°C
• Package type: SOT-23-5

Detailed Pin Configuration

The S-8521B40MC-ATZT2G features a standard SOT-23-5 package with the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. NC (No connection)
4. VOUT (Output voltage)
5. EN (Enable)

Functional Features

• Voltage regulation: The S-8521B40MC-ATZT2G maintains a constant output voltage of 4.0V, regardless of input voltage fluctuations.
• Overcurrent protection: It incorporates overcurrent protection circuitry to safeguard connected devices from excessive current flow.
• Thermal shutdown: In case of excessive temperature rise, the regulator automatically shuts down to prevent damage.
• Enable pin control: The EN pin allows for easy on/off control of the regulator, conserving power when not in use.

Advantages and Disadvantages

Advantages

• Precise voltage regulation ensures stable power supply to electronic components.
• High efficiency minimizes power loss during operation.
• Compact package enables integration into space-constrained applications.
• Low electrical noise ensures reliable performance in sensitive circuits.

Disadvantages

• Limited output current capacity (up to 500mA).
• Dropout voltage of 200mV may affect performance in low-voltage applications.

Working Principles

The S-8521B40MC-ATZT2G utilizes a feedback control mechanism to maintain a constant output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to regulate the output voltage at the desired level. This feedback loop ensures stability and accuracy in voltage regulation.

Detailed Application Field Plans

The S-8521B40MC-ATZT2G finds application in various electronic devices that require a stable power supply. Some potential application fields include: - Mobile devices - Portable audio players - Wearable devices - IoT devices - Battery-powered systems

Detailed and Complete Alternative Models

1. S-8521B33MC-ATZT2G: Similar to S-8521B40MC-ATZT2G, but with an output voltage of 3.3V.
2. S-8521B50MC-ATZT2G: Similar to S-8521B40MC-ATZT2G, but with an output voltage of 5.0V.
3. S-8521B25MC-ATZT2G: Similar to S-8521B40MC-ATZT2G, but with an output voltage of 2.5V.

These alternative models offer similar characteristics and functionality, with varying output voltage levels to suit different application requirements.

In conclusion, the S-8521B40MC-ATZT2G is a voltage regulator that provides precise voltage regulation, high efficiency, and compact packaging. It finds application in various electronic devices and offers advantages such as stable power supply and low electrical noise. However, it has limitations in terms of output current capacity and dropout voltage. Alternative models with different output voltages are available to cater to diverse application needs.