MCP1703AT-5002E/DB

Product Overview

Category

The MCP1703AT-5002E/DB belongs to the category of voltage regulators.

Use

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

Characteristics

• High precision: The MCP1703AT-5002E/DB provides a highly accurate output voltage.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal current when it is not supplying power to the load.
• Thermal shutdown protection: It includes built-in protection to prevent overheating.

Package

The MCP1703AT-5002E/DB is available in a small surface-mount package, making it suitable for compact electronic devices.

Essence

The essence of this product lies in its ability to maintain a stable output voltage despite variations in the input voltage or load conditions.

Packaging/Quantity

The MCP1703AT-5002E/DB is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 5.0V
• Output Current: Up to 250 mA
• Dropout Voltage: 178 mV (typical)
• Quiescent Current: 2.0 µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1703AT-5002E/DB 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

• Voltage Regulation: The MCP1703AT-5002E/DB ensures a stable output voltage of 5.0V, regardless of input voltage fluctuations.
• Current Limiting: It incorporates current limiting protection to prevent excessive current flow.
• Thermal Shutdown: The regulator includes thermal shutdown protection to safeguard against overheating.

Advantages and Disadvantages

Advantages

• High precision and accuracy in voltage regulation.
• Low dropout voltage enables efficient operation even with low input voltages.
• Minimal quiescent current consumption prolongs battery life.
• Compact package size suitable for space-constrained applications.

Disadvantages

• Limited output current capacity (up to 250 mA).
• Relatively higher cost compared to some other voltage regulators.

Working Principles

The MCP1703AT-5002E/DB 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 of 5.0V. This is achieved by controlling the pass transistor's resistance, which regulates the amount of voltage dropped across it.

Detailed Application Field Plans

The MCP1703AT-5002E/DB finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MCP1703AT-5002E/DB include: - LM317: A versatile adjustable voltage regulator. - LT1763: A low dropout linear regulator with high accuracy. - TPS7A47: An ultra-low noise, high PSRR voltage regulator.

These alternative models offer similar functionality and can be chosen based on specific requirements and design constraints.

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