MCP1825-ADJE/ET

Product Overview

Category

The MCP1825-ADJE/ET belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Current limit protection

Package

The MCP1825-ADJE/ET comes in a small outline transistor (SOT-223) package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

The MCP1825-ADJE/ET is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 6.0V
• Output Voltage Range: Adjustable from 1.8V to 5.5V
• Dropout Voltage: 210mV at 500mA
• Line Regulation: ±0.04% typical
• Load Regulation: ±0.1% typical
• Quiescent Current: 120µA typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1825-ADJE/ET has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. ADJ (Adjustment Pin)

Functional Features

• High Precision: The MCP1825-ADJE/ET provides accurate voltage regulation, ensuring stable performance of connected devices.
• Low Dropout Voltage: With a low dropout voltage of 210mV at 500mA, this regulator minimizes power loss and maximizes efficiency.
• Wide Input Voltage Range: The product can accept input voltages ranging from 2.7V to 6.0V, making it suitable for various applications.
• Thermal Shutdown Protection: The regulator includes a thermal shutdown feature that protects against overheating, ensuring safe operation.
• Current Limit Protection: It also incorporates current limit protection, preventing excessive current flow and potential damage.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures stable performance.
• Low dropout voltage minimizes power loss.
• Wide input voltage range allows for versatile use.
• Thermal shutdown protection enhances safety.
• Current limit protection prevents damage due to excessive current.

Disadvantages

• Limited output current capacity may not be suitable for high-power applications.
• SOT-223 package may require additional heat dissipation measures in certain scenarios.

Working Principles

The MCP1825-ADJE/ET 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 despite changes in input voltage or load conditions. This ensures a stable and regulated voltage supply to connected devices.

Detailed Application Field Plans

The MCP1825-ADJE/ET finds application in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

1. LM317T: A popular adjustable voltage regulator with similar characteristics and package options.
2. LT1084: A high-current adjustable voltage regulator suitable for demanding applications.
3. L78xx: Series of fixed voltage regulators available in different output voltage options.

These alternative models offer similar functionality and can be considered as substitutes depending on specific requirements.

In conclusion, the MCP1825-ADJE/ET is a voltage regulator known for its high precision, low dropout voltage, and wide input voltage range. It provides stable and regulated voltage output, making it suitable for various electronic applications. While it has certain limitations, such as limited output current capacity, it offers several advantages including thermal shutdown and current limit protection. Its working principle is based on linear voltage regulation, ensuring consistent performance. With a wide range of applications and alternative models available, the MCP1825-ADJE/ET is a versatile choice for voltage regulation needs.