LT1585CM-3.45#PBF

Product Overview

Category

The LT1585CM-3.45#PBF belongs to the category of voltage regulators.

Use

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

Characteristics

• The LT1585CM-3.45#PBF is a high-performance, low dropout voltage regulator.
• It offers excellent line and load regulation, making it suitable for various applications.
• This voltage regulator operates with a dropout voltage as low as 0.45V at full load.
• It can provide a fixed output voltage of 3.45V.

Package

The LT1585CM-3.45#PBF comes in a compact surface-mount TO-263 package.

Essence

The essence of this product lies in its ability to regulate voltage levels efficiently and reliably.

Packaging/Quantity

The LT1585CM-3.45#PBF is typically packaged in reels or tubes, containing a specific quantity per package.

Specifications

• Input Voltage Range: 4.5V to 7V
• Output Voltage: 3.45V
• Dropout Voltage: 0.45V (at full load)
• Maximum Output Current: 3A
• Line Regulation: ±0.015%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The LT1585CM-3.45#PBF has three pins:

1. Vin (Pin 1): Input voltage pin.
2. Vout (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• High-performance voltage regulation.
• Low dropout voltage.
• Excellent line and load regulation.
• Thermal shutdown and current limit protection.
• Fast transient response.

Advantages and Disadvantages

Advantages

• High-performance voltage regulation ensures stable output.
• Low dropout voltage allows for efficient power conversion.
• Excellent line and load regulation provide accurate voltage control.
• Thermal shutdown and current limit protection enhance reliability.
• Fast transient response enables quick adaptation to load changes.

Disadvantages

• Limited input voltage range (4.5V to 7V).
• Maximum output current limited to 3A.

Working Principles

The LT1585CM-3.45#PBF operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, even when the input voltage or load conditions change.

Detailed Application Field Plans

The LT1585CM-3.45#PBF finds applications in various fields, including:

1. Industrial electronics: Power supply units, motor control systems, and instrumentation.
2. Automotive electronics: Vehicle power management, audio systems, and lighting control.
3. Consumer electronics: Mobile devices, audio/video equipment, and gaming consoles.
4. Communication systems: Wireless routers, base stations, and network switches.
5. Medical devices: Patient monitoring systems, diagnostic equipment, and laboratory instruments.

Detailed and Complete Alternative Models

1. LM1117-3.3: Fixed 3.3V voltage regulator with similar characteristics.
2. LT1763-3.3: Low dropout voltage regulator with a fixed 3.3V output.
3. LM317: Adjustable voltage regulator capable of providing various output voltages.

These alternative models offer similar functionality and can be considered as substitutes for the LT1585CM-3.45#PBF in different applications.

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