SPX1585AT-L/TR

Product Overview

Category

SPX1585AT-L/TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Short-circuit current limiting

Package

The SPX1585AT-L/TR comes in a TO-220 package, which is a widely used through-hole package for power semiconductors.

Essence

The essence of SPX1585AT-L/TR lies in its ability to provide stable and regulated voltage output, ensuring the proper functioning of electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 4.75V to 7V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 1.3V (typical)
• Maximum Output Current: 3A
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The SPX1585AT-L/TR 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 Precision Regulation: The SPX1585AT-L/TR provides precise voltage regulation, ensuring stable output even under varying load conditions.
• Low Dropout Voltage: With a low dropout voltage, the regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The device can operate within a wide input voltage range, making it suitable for various applications.
• Thermal Shutdown Protection: The regulator incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Current Limiting: It has built-in short-circuit current limiting, protecting the device and the circuit from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable output.
• Low dropout voltage allows for efficient power conversion.
• Wide input voltage range makes it versatile for different applications.
• Thermal shutdown protection prevents overheating.
• Short-circuit current limiting protects the device and the circuit.

Disadvantages

• Limited maximum output current (3A).
• Requires external components for proper operation.

Working Principles

The SPX1585AT-L/TR 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 comparing the output voltage with a reference voltage, the regulator adjusts the pass transistor to maintain a constant output voltage.

Detailed Application Field Plans

The SPX1585AT-L/TR finds applications in various electronic devices and systems, including but not limited to: - Power supplies - Battery-powered devices - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to SPX1585AT-L/TR are: - LM317T - LT1084CP - LM7805 - LM1117-ADJ - TPS7A4700

These models offer similar functionality and can be used as substitutes depending on specific requirements and constraints.

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