LTC1731EMS8-8.2#PBF

Product Overview

Category

The LTC1731EMS8-8.2#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The LTC1731EMS8-8.2#PBF ensures a stable output voltage, even when the input voltage fluctuates.
• Efficiency: It offers high efficiency, minimizing power losses during voltage conversion.
• Low dropout voltage: The regulator can operate with a very small voltage difference between the input and output.
• Current limiting: It incorporates current limiting features to protect the connected circuitry.
• Thermal shutdown: The LTC1731EMS8-8.2#PBF includes thermal shutdown protection to prevent overheating.

Package

This product comes in an MSOP-8 package, which is a small surface-mount package with 8 pins.

Essence

The LTC1731EMS8-8.2#PBF is an essential component for maintaining stable voltage levels in electronic devices, ensuring proper functionality and preventing damage due to voltage fluctuations.

Packaging/Quantity

The LTC1731EMS8-8.2#PBF is typically packaged in reels or tubes, containing a specific quantity of units per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage: 8.2V
• Maximum Output Current: 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC1731EMS8-8.2#PBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for setting the output voltage
4. EN: Enable pin for turning the regulator on/off
5. VOUT: Output voltage pin
6. NC: No connection pin
7. NC: No connection pin
8. VOUT: Output voltage pin

Functional Features

• Voltage Regulation: The LTC1731EMS8-8.2#PBF maintains a constant output voltage of 8.2V, regardless of input voltage variations.
• Current Limiting: It incorporates current limiting functionality to protect the connected circuitry from excessive current.
• Thermal Shutdown: The regulator includes thermal shutdown protection, which activates when the temperature exceeds a certain threshold, preventing damage due to overheating.
• Low Dropout Voltage: The low dropout voltage ensures that the regulator can operate even with a small voltage difference between the input and output.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power losses during voltage conversion.
• Compact MSOP-8 package, suitable for space-constrained applications.
• Wide input voltage range allows compatibility with various power sources.
• Current limiting and thermal shutdown features enhance system reliability.

Disadvantages

• Limited maximum output current of 500mA may not be sufficient for high-power applications.
• Requires external components for proper operation, increasing overall system complexity.

Working Principles

The LTC1731EMS8-8.2#PBF operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage of 8.2V. The regulator continuously monitors the input voltage and adjusts its internal components to compensate for any fluctuations, ensuring a consistent output voltage.

Detailed Application Field Plans

The LTC1731EMS8-8.2#PBF finds applications in various electronic devices that require a stable and regulated power supply. Some common application fields include:

1. Battery-Powered Devices: Portable electronic devices, such as smartphones, tablets, and wearable devices, benefit from the LTC1731EMS8-8.2#PBF's ability to maintain a stable voltage level, maximizing battery life and preventing damage due to voltage fluctuations.

2. Industrial Control Systems: The regulator is suitable for use in industrial control systems, where stable and reliable power supplies are crucial for proper operation. It ensures consistent voltage levels for microcontrollers, sensors, and other critical components.

3. Automotive Electronics: In automotive applications, the LTC1731EMS8-8.2#PBF can regulate voltage for various subsystems, such as infotainment systems, lighting modules, and engine control units, ensuring optimal performance and protection against voltage variations.

4. Telecommunications Equipment: The regulator is commonly used in telecommunications equipment, including routers, switches, and base stations, to provide stable power to sensitive circuitry and prevent disruptions caused by voltage fluctuations.

Detailed and Complete Alternative Models

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