LTC1731ES8-8.2#PBF

Product Overview

Category

The LTC1731ES8-8.2#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 LTC1731ES8-8.2#PBF ensures a stable output voltage, even when the input voltage fluctuates.
• Efficiency: It offers high efficiency, minimizing power loss during voltage conversion.
• Low dropout voltage: The regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Overcurrent protection: The LTC1731ES8-8.2#PBF incorporates overcurrent protection to safeguard connected devices.
• Thermal shutdown: In case of excessive heat, the regulator automatically shuts down to prevent damage.

Package

The LTC1731ES8-8.2#PBF comes in an 8-pin surface mount package (S8).

Essence

The essence of the LTC1731ES8-8.2#PBF is its ability to provide reliable and stable voltage regulation for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V to 7V
• Output Voltage: 8.2V
• Output Current: Up to 500mA
• Dropout Voltage: 300mV at 500mA
• Quiescent Current: 85μA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LTC1731ES8-8.2#PBF has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for voltage regulation
4. EN: Enable pin to control the regulator's operation
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 LTC1731ES8-8.2#PBF maintains a stable output voltage of 8.2V, regardless of input voltage fluctuations.
• Overcurrent Protection: It incorporates overcurrent protection to prevent damage to connected devices in case of excessive current flow.
• Thermal Shutdown: In high-temperature conditions, the regulator shuts down to avoid overheating and potential damage.

Advantages and Disadvantages

Advantages

• High efficiency ensures minimal power loss during voltage conversion.
• Low dropout voltage allows stable output even with small input-output voltage differentials.
• Compact package size enables easy integration into various electronic devices.
• Overcurrent protection safeguards connected devices from damage.
• Thermal shutdown feature protects against overheating.

Disadvantages

• Limited output current capacity (up to 500mA).
• Input voltage range is restricted to 2.5V to 7V.

Working Principles

The LTC1731ES8-8.2#PBF operates based on a feedback 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 variations, ensuring a consistent output voltage.

Detailed Application Field Plans

The LTC1731ES8-8.2#PBF finds applications in various electronic devices that require stable voltage regulation. Some common application fields include:

1. Battery-powered devices: Portable electronic devices such as smartphones, tablets, and portable media players benefit from the LTC1731ES8-8.2#PBF's efficient voltage regulation, extending battery life.
2. Industrial automation: The regulator can be used in industrial control systems to ensure stable voltage supply for sensors, actuators, and other critical components.
3. Automotive electronics: It is suitable for automotive applications, providing reliable voltage regulation for various electronic modules and subsystems.
4. IoT devices: Internet of Things (IoT) devices often require stable voltage levels for proper operation, making the LTC1731ES8-8.2#PBF an ideal choice.

Detailed and Complete Alternative Models

1. LM317: A popular linear voltage regulator with adjustable output voltage.
2. LT1763: Low dropout voltage regulator with high accuracy and low quiescent current.
3. LM1117: Fixed output voltage regulator available in various voltage options.
4. TPS7A47: High-performance voltage regulator with ultra-low noise and wide input voltage range.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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