S-812C54AY-B2-U

Product Overview

Category

The S-812C54AY-B2-U 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
• Short circuit protection

Package

The S-812C54AY-B2-U comes in a compact surface-mount package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity

The S-812C54AY-B2-U is typically packaged in reels and is available in quantities of 1000 units per reel.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage Range: 1.2V - 5.5V
• Output Current: 150mA (max)
• Dropout Voltage: 160mV (typ)
• Quiescent Current: 30µA (typ)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-812C54AY-B2-U has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. CE (Control Enable)

Functional Features

• High Precision Voltage Regulation: The S-812C54AY-B2-U ensures accurate and stable output voltage, minimizing fluctuations and ensuring reliable performance of connected devices.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The low quiescent current helps conserve power and extends battery life in portable electronic devices.
• Thermal Shutdown Protection: The regulator incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short Circuit Protection: In the event of a short circuit, the S-812C54AY-B2-U automatically shuts down to protect both the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures reliable performance.
• Low dropout voltage allows for efficient power conversion.
• Low quiescent current helps conserve power.
• Thermal shutdown and short circuit protection enhance safety and durability.

Disadvantages

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

Working Principles

The S-812C54AY-B2-U operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

The S-812C54AY-B2-U finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

1. S-812C33AY-B2-U: Similar specifications, but with a lower output voltage range (1.2V - 3.3V).
2. S-812C55AY-B2-U: Similar specifications, but with a higher output voltage range (1.2V - 5.5V) and increased output current capacity (500mA max).
3. S-812C25AY-B2-U: Similar specifications, but with a lower input voltage range (1.8V - 5.5V) and reduced quiescent current (10µA typ).

(Note: These alternative models are provided for reference and may have slight variations in specifications.)

In conclusion, the S-812C54AY-B2-U is a voltage regulator that offers high precision voltage regulation, low dropout voltage, and thermal shutdown protection. While it has limitations in terms of output current capacity and input voltage range, it finds applications in various electronic devices. Alternative models with different specifications are also available to suit specific requirements.