LT3015MPMSE-12#PBF

Product Overview

Category

The LT3015MPMSE-12#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• Low dropout voltage: The LT3015MPMSE-12#PBF has a low dropout voltage, making it suitable for applications where a small voltage difference between input and output is required.
• High current capability: This voltage regulator can handle high currents, making it suitable for power-hungry devices.
• Adjustable output voltage: The output voltage of the LT3015MPMSE-12#PBF can be adjusted within a certain range to meet specific requirements.
• Thermal shutdown protection: The device incorporates thermal shutdown protection to prevent damage due to excessive heat.

Package

The LT3015MPMSE-12#PBF comes in a small surface-mount package, which makes it suitable for compact electronic designs.

Essence

The essence of the LT3015MPMSE-12#PBF lies in its ability to regulate voltage efficiently and reliably in 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: 2.2V to 20V
• Output Voltage Range: 1.22V to 19.5V
• Dropout Voltage: 400mV at 3A
• Maximum Output Current: 3A
• Line Regulation: ±0.02%
• Load Regulation: ±0.1%
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT3015MPMSE-12#PBF has the following pin configuration:

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

Functional Features

• Low dropout voltage: The LT3015MPMSE-12#PBF can regulate voltage even when the input voltage is only slightly higher than the desired output voltage.
• Current limiting: The device incorporates current limiting to protect against excessive current draw.
• Thermal shutdown protection: If the temperature exceeds a certain threshold, the device shuts down to prevent damage.

Advantages and Disadvantages

Advantages

• High current capability allows for use in power-hungry applications.
• Adjustable output voltage provides flexibility in various circuit designs.
• Small surface-mount package enables compact electronic designs.
• Thermal shutdown protection prevents damage due to excessive heat.

Disadvantages

• Dropout voltage of 400mV may not be suitable for applications with very low input-output voltage differentials.
• Quiescent current of 50µA may be relatively high for battery-powered devices with strict power consumption requirements.

Working Principles

The LT3015MPMSE-12#PBF operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This allows it to maintain a stable output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The LT3015MPMSE-12#PBF finds application in various fields, including: - Power supply circuits for microcontrollers and other digital ICs - Battery-powered devices requiring regulated voltage - Automotive electronics - Industrial control systems - Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models to the LT3015MPMSE-12#PBF include: - LT1763: A low dropout voltage regulator with adjustable output voltage and low quiescent current. - LM317: A popular linear voltage regulator with adjustable output voltage and high current capability. - TPS7A47: A high-performance voltage regulator with low dropout voltage and excellent line/load regulation.

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

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