S-812C54BPI-C5ITFU

Product Overview

Category

The S-812C54BPI-C5ITFU belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for voltage regulation and power management.

Characteristics

• Voltage regulation range: 2.0V to 6.0V
• Output current: up to 500mA
• Low dropout voltage: 200mV at 100mA
• Low quiescent current: 30µA (typical)
• Built-in overcurrent protection
• Thermal shutdown protection
• Small package size: SOT-89-5

Package and Quantity

The S-812C54BPI-C5ITFU is available in a SOT-89-5 package. Each package contains one IC.

Specifications

• Input voltage range: 2.7V to 10.0V
• Output voltage options: 1.2V, 1.5V, 1.8V, 2.5V, 3.0V, 3.3V, 4.0V, 4.5V, or adjustable
• Dropout voltage: 200mV (typical) at 100mA
• Quiescent current: 30µA (typical)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

The S-812C54BPI-C5ITFU has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VIN | Input voltage | | GND | Ground | | VOUT | Output voltage | | CE | Chip enable | | NC | No connection |

Functional Features

• Voltage regulation: The S-812C54BPI-C5ITFU provides stable output voltage regardless of input voltage fluctuations.
• Overcurrent protection: Built-in protection circuitry prevents damage due to excessive current.
• Thermal shutdown protection: The IC shuts down when the temperature exceeds a certain threshold, preventing overheating.

Advantages

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient power conversion.
• Small package size enables space-saving designs.
• Overcurrent and thermal protection enhance reliability.

Disadvantages

• Limited output current capacity (up to 500mA).
• Not suitable for high-power applications.

Working Principles

The S-812C54BPI-C5ITFU utilizes a voltage reference, error amplifier, and pass transistor to regulate the output voltage. It compares the feedback voltage with the reference voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

The S-812C54BPI-C5ITFU is commonly used in various electronic devices, including: 1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from its low quiescent current and efficient power management. 2. Industrial equipment: It can be employed in control systems, sensors, and other industrial applications that require reliable voltage regulation. 3. Automotive electronics: The IC's wide input voltage range and protection features make it suitable for automotive applications like infotainment systems and engine control units.

Detailed and Complete Alternative Models

1. S-812C33BPI-C5ITFU: Similar specifications but with a fixed output voltage of 3.3V.
2. S-812C25BPI-C5ITFU: Similar specifications but with a fixed output voltage of 2.5V.
3. S-812C18BPI-C5ITFU: Similar specifications but with a fixed output voltage of 1.8V.
4. S-812C45BPI-C5ITFU: Similar specifications but with a fixed output voltage of 4.5V.

These alternative models provide options for different output voltage requirements while maintaining similar characteristics and features.

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