S-817B31AY-B-G

Product Overview

Category

S-817B31AY-B-G belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The S-817B31AY-B-G comes in a compact surface-mount package.
• Essence: It is a low-dropout voltage regulator with a fixed output voltage.
• Packaging/Quantity: The product is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The specifications for S-817B31AY-B-G are as follows:

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage: 3.1V
• Output Current: Up to 50mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of S-817B31AY-B-G is as follows:

• Pin 1: VIN (Input Voltage)
• Pin 2: GND (Ground)
• Pin 3: VOUT (Output Voltage)

Functional Features

The S-817B31AY-B-G offers the following functional features:

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• Low quiescent current minimizes power consumption in standby or idle modes.
• Built-in overcurrent protection safeguards the circuit from excessive current flow.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Compact package size allows for space-saving designs. - Wide input voltage range enables compatibility with various power sources. - Low dropout voltage ensures efficient power utilization.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Fixed output voltage restricts flexibility in voltage selection.

Working Principles

The S-817B31AY-B-G operates based on the principle of a low-dropout voltage regulator. It utilizes a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains stable even when the input voltage fluctuates.

Detailed Application Field Plans

The S-817B31AY-B-G is commonly used in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive applications

Detailed and Complete Alternative Models

Some alternative models to S-817B31AY-B-G include: - S-817A30AN-B-G - S-817A33AN-B-G - S-817A50AN-B-G - S-817A33AN-C-G

These models offer similar functionality and characteristics, with slight variations in output voltage and current ratings.

In conclusion, the S-817B31AY-B-G is a compact voltage regulator with a fixed output voltage of 3.1V. It offers low dropout voltage, low quiescent current, and built-in protection features. While it has limitations in terms of output current and voltage flexibility, it finds applications in various electronic devices. Alternative models provide options with different specifications to suit specific requirements.