S-817B44AUA-CXHT2U

Product Overview

Category

The S-817B44AUA-CXHT2U belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The S-817B44AUA-CXHT2U comes in a small surface-mount package.
• Essence: It is a low-dropout voltage regulator with a fixed output voltage.
• Packaging/Quantity: This product is typically sold in reels or trays, with a quantity of 3000 units per reel.

Specifications

The specifications of the S-817B44AUA-CXHT2U are as follows:

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 4.4V
• Output Current: 50mA
• Dropout Voltage: 160mV (typical)
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The pin configuration of the S-817B44AUA-CXHT2U is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

The S-817B44AUA-CXHT2U offers the following functional features:

• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: It consumes minimal current when in standby mode, making it suitable for battery-powered applications.
• Short-circuit protection: The device is designed to protect against short-circuits, preventing damage to the circuitry.

Advantages and Disadvantages

Advantages: - Small package size allows for space-saving designs. - Low dropout voltage ensures efficient power conversion. - Wide operating temperature range enables usage in various environments.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Fixed output voltage may restrict flexibility in certain designs.

Working Principles

The S-817B44AUA-CXHT2U operates based on the principle of a low-dropout voltage regulator. It regulates the input voltage to a fixed output voltage by utilizing an internal pass transistor and feedback mechanism. The device continuously monitors the output voltage and adjusts the pass transistor accordingly to maintain a stable output.

Detailed Application Field Plans

The S-817B44AUA-CXHT2U is commonly used in the following application fields:

1. Battery-powered devices: This voltage regulator is ideal for portable electronic devices that require a stable power supply, such as smartphones, tablets, and wearable devices.
2. Industrial automation: It can be utilized in industrial control systems, sensors, and actuators that require precise voltage regulation.
3. Automotive electronics: The S-817B44AUA-CXHT2U finds applications in automotive electronics, including infotainment systems, navigation units, and engine control modules.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the S-817B44AUA-CXHT2U are:

1. S-817A Series
2. S-817B Series
3. S-817C Series
4. S-817D Series

These alternative models provide a range of output voltages and current capabilities, allowing designers to choose the most suitable option for their specific requirements.

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