S-812C40AY-B-G

Product Overview

Category

S-812C40AY-B-G belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The S-812C40AY-B-G comes in a compact surface-mount package.
• Essence: It is a low dropout voltage regulator with high accuracy and low current consumption.
• Packaging/Quantity: The product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

The specifications of S-812C40AY-B-G are as follows:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 4.0V
• Dropout Voltage: 0.15V (typical)
• Output Current: 150mA (maximum)
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-812C40AY-B-G is as follows:

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

Functional Features

The S-812C40AY-B-G offers the following functional features:

• Low dropout voltage: Ensures stable output even when the input voltage is close to the output voltage.
• High accuracy: Provides precise output voltage regulation.
• Low current consumption: Helps conserve power in battery-operated devices.
• Overcurrent protection: Safeguards the circuit from excessive current flow.

Advantages and Disadvantages

Advantages: - Compact size and surface-mount package make it suitable for space-constrained applications. - Wide input voltage range allows flexibility in various electronic circuits. - Low dropout voltage ensures stable performance even with low input voltages.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Operating temperature range may restrict usage in extreme environments.

Working Principles

The S-812C40AY-B-G operates based on the principle of a linear voltage regulator. It regulates the output voltage by maintaining a constant voltage drop across its internal pass transistor, regardless of changes in the input voltage or load conditions. This ensures a stable and accurate output voltage.

Detailed Application Field Plans

The S-812C40AY-B-G can be used in various electronic applications, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices can benefit from the low dropout voltage and low current consumption of this voltage regulator.
2. Industrial control systems: The precise output voltage regulation and overcurrent protection make it suitable for use in industrial control circuits.
3. Automotive electronics: The wide input voltage range and compact package make it ideal for automotive applications where space is limited.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to S-812C40AY-B-G are:

1. S-812C30AY-B-G: Similar specifications but with an output voltage of 3.0V.
2. S-812C50AY-B-G: Similar specifications but with an output voltage of 5.0V.
3. S-812C33AY-B-G: Similar specifications but with an output voltage of 3.3V.

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

In conclusion, the S-812C40AY-B-G is a voltage regulator that offers stable and accurate output voltage regulation in a compact package. Its low dropout voltage, high accuracy, and low current consumption make it suitable for various electronic applications. However, its limited output current and operating temperature range should be considered when selecting this product for specific applications.