S-817B39AUA-CXCT2U

Product Overview

Category

The S-817B39AUA-CXCT2U belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Short-circuit protection

Package

The S-817B39AUA-CXCT2U comes in a small 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-817B39AUA-CXCT2U is typically packaged in reels or tubes, with a quantity of 3000 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V - 18V
• Output Voltage: 3.9V
• Output Current: 100mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 20µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-817B39AUA-CXCT2U has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Voltage regulation: The S-817B39AUA-CXCT2U ensures a stable output voltage regardless of input voltage fluctuations.
• Low dropout voltage: It maintains a low voltage difference between the input and output, minimizing power dissipation.
• Low quiescent current: The device consumes minimal current when in standby mode, conserving power.
• Thermal shutdown protection: It automatically shuts down when the temperature exceeds a certain threshold, preventing damage.
• Short-circuit protection: The regulator is designed to withstand short-circuit conditions without any adverse effects.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures accurate output.
• Low dropout voltage minimizes power dissipation.
• Low quiescent current helps conserve power.
• Thermal shutdown protection prevents overheating.
• Short-circuit protection enhances reliability.

Disadvantages

• Limited output current of 100mA may not be suitable for high-power applications.
• Operating temperature range of -40°C to +85°C may restrict usage in extreme environments.

Working Principles

The S-817B39AUA-CXCT2U 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 constant output voltage. This is achieved by controlling the flow of current through a series pass transistor.

Detailed Application Field Plans

The S-817B39AUA-CXCT2U finds application 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

Some alternative models that offer similar functionality to the S-817B39AUA-CXCT2U include: - S-817B33AUA-CXCT2U - S-817B45AUA-CXCT2U - S-817B18AUA-CXCT2U - S-817B50AUA-CXCT2U

These models have different output voltages and current ratings, allowing for flexibility in design and application.

In conclusion, the S-817B39AUA-CXCT2U is a voltage regulator that provides stable and regulated voltage output. Its high precision, low dropout voltage, and thermal shutdown protection make it suitable for a wide range of electronic devices. While it has some limitations in terms of output current and operating temperature range, there are alternative models available to cater to different requirements.