S-8521A25MC-AXKT2U

Overview

Product Category

S-8521A25MC-AXKT2U belongs to the category of voltage regulators.

Use

This product is primarily used for voltage regulation in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Overcurrent protection

Package

The S-8521A25MC-AXKT2U comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of this product lies in its ability to regulate voltage with high precision and efficiency, ensuring stable power supply to electronic circuits.

Packaging/Quantity

The S-8521A25MC-AXKT2U is typically packaged in reels containing a specified quantity of units, ready for automated assembly processes.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 2.5V
• Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 30μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-8521A25MC-AXKT2U has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. CE: Chip enable pin

Functional Features

• High Precision Voltage Regulation: The S-8521A25MC-AXKT2U ensures accurate and stable output voltage, even under varying input conditions.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The low quiescent current minimizes power consumption when the regulator is in standby mode, extending battery life in portable devices.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection to prevent damage due to excessive heat.
• Overcurrent Protection: The S-8521A25MC-AXKT2U includes overcurrent protection, safeguarding the circuit from potential damage caused by excessive current.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable performance of electronic circuits.
• Low dropout voltage allows for efficient power conversion.
• Low quiescent current prolongs battery life in portable devices.
• Thermal shutdown protection prevents damage from overheating.
• Overcurrent protection safeguards the circuit from potential damage.

Disadvantages

• Limited output current capacity (150mA).
• Restricted input voltage range (2.5V - 6.0V).

Working Principles

The S-8521A25MC-AXKT2U operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, even when the input voltage fluctuates.

Detailed Application Field Plans

The S-8521A25MC-AXKT2U finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication modules - Battery-powered devices

Detailed and Complete Alternative Models

1. S-8521A25MC-AXKT2T: Similar to S-8521A25MC-AXKT2U, but with a different package type.
2. S-8521A25MC-AXKT2V: Higher output current variant (250mA) of the S-8521A25MC-AXKT2U.
3. S-8521A25MC-AXKT2W: Lower dropout voltage variant of the S-8521A25MC-AXKT2U.

These alternative models offer similar functionality with slight variations to cater to specific application requirements.

In conclusion, the S-8521A25MC-AXKT2U is a voltage regulator that provides high precision voltage regulation, low dropout voltage, and thermal protection. It is commonly used in various electronic devices and offers several advantages such as low quiescent current and overcurrent protection. However, it has limitations in terms of output current capacity and input voltage range. Alternative models are available to suit different needs.