S-817B31AY-Z2-U

Product Overview

Category

S-817B31AY-Z2-U belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation capability
• Low power consumption
• Compact size
• Wide input voltage range
• High accuracy
• Thermal shutdown protection

Package

The S-817B31AY-Z2-U comes in a small surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to regulate and stabilize voltage levels within electronic circuits.

Packaging/Quantity

The S-817B31AY-Z2-U is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.0V to 6.0V
• Output Voltage: 3.1V
• Output Current: 50mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 1μA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B31AY-Z2-U has three pins:

1. VIN (Input Voltage): Connects to the input voltage source.
2. GND (Ground): Connected to the ground reference.
3. VOUT (Output Voltage): Provides the regulated output voltage.

Functional Features

• Voltage Regulation: The S-817B31AY-Z2-U ensures a stable output voltage regardless of input voltage fluctuations.
• Low Power Consumption: With a quiescent current of only 1μA, this regulator minimizes power wastage.
• Thermal Shutdown Protection: In case of excessive temperature rise, the device automatically shuts down to prevent damage.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Compact size enables usage in space-constrained designs.
• High accuracy ensures precise voltage regulation.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited output current capacity may not be suitable for high-power applications.
• Dropout voltage of 160mV may affect performance in low-voltage scenarios.

Working Principles

The S-817B31AY-Z2-U utilizes a voltage reference, error amplifier, and pass transistor to maintain a constant output voltage. The error amplifier compares the feedback voltage with the reference voltage and adjusts the pass transistor accordingly to regulate the output voltage.

Detailed Application Field Plans

The S-817B31AY-Z2-U finds application in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Wearable technology - Industrial control systems

Detailed and Complete Alternative Models

1. S-817A30ANB-CUJTFG: Similar specifications, different package type (SOT-23-5).
2. S-817B33AMC-CWMTFG: Higher output voltage (3.3V), similar characteristics, and package type (SNT-4A).

These alternative models provide options based on specific requirements and design constraints.

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