LT1118CST-2.85#PBF

Product Overview

Category

The LT1118CST-2.85#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The LT1118CST-2.85#PBF provides a stable output voltage of 2.85 volts.
• Low dropout: It has a low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
• High accuracy: This voltage regulator offers high precision in maintaining the output voltage within specified limits.
• Low noise: The LT1118CST-2.85#PBF produces minimal electrical noise, ensuring clean power supply for sensitive components.
• Thermal shutdown protection: It includes built-in thermal shutdown protection to prevent damage from excessive heat.
• Current limit protection: The device incorporates current limit protection to safeguard against overcurrent conditions.

Package

The LT1118CST-2.85#PBF comes in a small surface-mount package, making it suitable for compact circuit designs.

Essence

The essence of the LT1118CST-2.85#PBF is its ability to provide a stable and regulated output voltage of 2.85 volts, ensuring reliable operation of electronic devices.

Packaging/Quantity

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

Specifications

• Output voltage: 2.85 volts
• Dropout voltage: 0.45 volts (maximum)
• Output current: 800 mA (maximum)
• Input voltage range: 2.7 volts to 15 volts
• Line regulation: ±0.02% (typical)
• Load regulation: ±0.1% (typical)
• Operating temperature range: -40°C to 125°C

Detailed Pin Configuration

The LT1118CST-2.85#PBF has the following pin configuration:

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

Functional Features

• Voltage regulation: The LT1118CST-2.85#PBF maintains a constant output voltage of 2.85 volts, regardless of variations in input voltage or load conditions.
• Low dropout: It can operate with a very small voltage difference between the input and output, ensuring efficient power conversion.
• Thermal shutdown protection: The device shuts down when the temperature exceeds a certain threshold, preventing damage due to overheating.
• Current limit protection: It limits the output current to protect the device and connected components from excessive current flow.

Advantages and Disadvantages

Advantages

• Stable and precise output voltage regulation
• Low dropout voltage for efficient operation
• Built-in thermal shutdown and current limit protection
• Small package size for space-constrained designs

Disadvantages

• Limited maximum output current of 800 mA
• Requires external capacitors for stability

Working Principles

The LT1118CST-2.85#PBF is a linear voltage regulator that uses a feedback mechanism to maintain a constant output voltage. It compares the output voltage with a reference voltage and adjusts the internal circuitry to achieve the desired output voltage. The device operates by continuously adjusting the resistance within the regulator to compensate for changes in input voltage and load conditions.

Detailed Application Field Plans

The LT1118CST-2.85#PBF finds applications in various electronic devices and systems, including: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the LT1118CST-2.85#PBF include: - LM1117-2.85 - LT1763-2.85 - LP2985-2.85 - MAX8887-2.85

These alternative models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, the LT1118CST-2.85#PBF is a voltage regulator that provides stable and precise output voltage regulation. With its low dropout voltage, thermal shutdown protection, and compact package, it is suitable for various electronic applications. However, it has limitations in terms of maximum output current and requires external capacitors for stability. Alternative models such as LM1117-2.85, LT1763-2.85, LP2985-2.85, and MAX8887-2.85 can be considered as substitutes.