LT1585ACM-1.5#TRPBF

Product Overview

Category

The LT1585ACM-1.5#TRPBF belongs to the category of voltage regulators.

Use

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

Characteristics

• The LT1585ACM-1.5#TRPBF is a low dropout (LDO) linear voltage regulator.
• It has a fixed output voltage of 1.5V.
• The package type for this product is TO-263-5 (D2PAK-5).
• It is designed to provide a stable and reliable power supply for various electronic devices.

Package and Quantity

The LT1585ACM-1.5#TRPBF is available in a TO-263-5 package. Each package contains one unit of the voltage regulator.

Specifications

• Input Voltage Range: 2.5V to 7V
• Output Voltage: 1.5V
• Dropout Voltage: 0.45V at 3A load current
• Maximum Output Current: 3A
• Line Regulation: ±0.015% typical
• Load Regulation: ±0.04% typical
• Operating Temperature Range: -40°C to 125°C

Pin Configuration

The LT1585ACM-1.5#TRPBF has five pins arranged as follows:

```

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| | --| Vout |-- --| GND |-- --| ADJ |-- --| Vin |-- |_______| ```

Pin Descriptions: - Vout: Output voltage pin - GND: Ground pin - ADJ: Adjustable pin (used for fine-tuning the output voltage) - Vin: Input voltage pin

Functional Features

• Low dropout voltage: The LT1585ACM-1.5#TRPBF has a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
• High output current capability: With a maximum output current of 3A, this voltage regulator can power a wide range of electronic devices.
• Excellent line and load regulation: The LT1585ACM-1.5#TRPBF provides stable output voltage despite variations in input voltage or changes in load conditions.
• Thermal shutdown protection: This product includes built-in thermal shutdown protection to prevent damage due to excessive heat.

Advantages and Disadvantages

Advantages

• Stable and reliable voltage regulation
• Low dropout voltage
• High output current capability
• Excellent line and load regulation
• Thermal shutdown protection for added safety

Disadvantages

• Fixed output voltage may not be suitable for all applications requiring variable voltage levels.
• Limited package options available.

Working Principles

The LT1585ACM-1.5#TRPBF 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. By maintaining a constant voltage drop across the pass transistor, the output voltage remains stable regardless of variations in the input voltage or changes in the load.

Detailed Application Field Plans

The LT1585ACM-1.5#TRPBF finds applications in various electronic systems that require a stable and regulated power supply with a fixed output voltage of 1.5V. Some potential application fields include:

1. Battery-powered devices: This voltage regulator can be used in portable electronic devices such as smartphones, tablets, and wearable devices to ensure a stable power supply for their internal components.

2. Industrial control systems: The LT1585ACM-1.5#TRPBF can be employed in industrial control systems to regulate voltage levels for sensors, actuators, and other electronic components.

3. Automotive electronics: This product can be utilized in automotive applications to provide a stable power source for various electronic modules, including infotainment systems, navigation units, and engine control units.

4. Communication equipment: The LT1585ACM-1.5#TRPBF can be integrated into communication devices such as routers, switches, and modems to ensure reliable and consistent power supply for their operation.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LT1585ACM-1.5#TRPBF include:

1. LM1117-1.5: A popular low dropout linear voltage regulator with a fixed output voltage of 1.5V.
2. LT1763-1.5: Another LDO voltage regulator with a fixed output voltage of 1.5V and excellent line and load regulation.
3. ADP3339-1.5: A high-performance LDO voltage regulator capable of delivering up to 3A of output