LT1585CM-3.3#TRPBF

Product Overview

Category

The LT1585CM-3.3#TRPBF 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 LT1585CM-3.3#TRPBF provides a fixed output voltage of 3.3V.
• High current capability: It can handle high currents up to a certain limit.
• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The device automatically shuts down if it exceeds the safe operating temperature range.
• Short-circuit protection: It has built-in protection against short circuits.

Package

The LT1585CM-3.3#TRPBF comes in a compact surface-mount package.

Essence

The essence of this product lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The LT1585CM-3.3#TRPBF is typically packaged in reels or tubes, with a quantity of several hundred units per package.

Specifications

• Input Voltage Range: 4.5V to 7V
• Output Voltage: 3.3V
• Maximum Output Current: 3A
• Dropout Voltage: 1.2V (typical)
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: ±0.015% (typical)
• Load Regulation: ±0.04% (typical)

Detailed Pin Configuration

The LT1585CM-3.3#TRPBF has three pins:

1. Vin (Input): This pin is connected to the input voltage source.
2. Vout (Output): This pin provides the regulated output voltage of 3.3V.
3. GND (Ground): This pin is connected to the ground reference.

Functional Features

• Voltage Regulation: The LT1585CM-3.3#TRPBF maintains a constant output voltage of 3.3V, regardless of changes in input voltage or load conditions.
• Current Limiting: It has built-in current limiting protection to prevent excessive current flow.
• Thermal Protection: The device includes thermal shutdown protection to prevent damage due to overheating.
• Short-Circuit Protection: It safeguards against short circuits, preventing damage to the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• High current capability allows it to power demanding electronic components.
• Low dropout voltage ensures stable operation even with small input-output voltage differentials.
• Thermal and short-circuit protection enhance reliability and safety.
• Compact package size enables space-efficient designs.

Disadvantages

• Limited input voltage range restricts its use in certain applications.
• Higher cost compared to some other voltage regulators in the market.

Working Principles

The LT1585CM-3.3#TRPBF operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. The device regulates the voltage by controlling the flow of current through a series pass transistor.

Detailed Application Field Plans

The LT1585CM-3.3#TRPBF finds applications in various electronic systems, including but not limited to: - Power supplies for microcontrollers and digital ICs - Battery-powered devices requiring a stable voltage source - Audio amplifiers and signal processing circuits - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and pin configuration.
2. LT1763-3.3: Offers lower dropout voltage and higher output current capability.
3. LM317: A versatile adjustable voltage regulator that can be set to provide a 3.3V output.

These alternative models offer different features and performance characteristics, allowing designers to choose the most suitable option for their specific requirements.

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