MCP1703T-4002E/DB

Product Overview

Category

The MCP1703T-4002E/DB belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MCP1703T-4002E/DB provides a regulated output voltage.
• Low dropout voltage: It operates with a low dropout voltage, ensuring efficient power conversion.
• High accuracy: This voltage regulator offers high precision in maintaining the desired output voltage.
• Low quiescent current: The MCP1703T-4002E/DB has a low quiescent current, minimizing power consumption.
• Thermal shutdown protection: It includes thermal shutdown protection to prevent overheating.

Package

The MCP1703T-4002E/DB comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

This voltage regulator is essential for maintaining a stable and reliable power supply in various electronic applications.

Packaging/Quantity

The MCP1703T-4002E/DB is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input voltage range: 2.7V to 16V
• Output voltage: 4.0V
• Maximum output current: 250mA
• Dropout voltage: 178mV at 250mA
• Quiescent current: 2.0µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MCP1703T-4002E/DB has three pins:

1. VIN (Input): Connects to the input voltage source.
2. VOUT (Output): Provides the regulated output voltage.
3. GND (Ground): Serves as the reference point for the circuit.

Functional Features

• Voltage regulation: The MCP1703T-4002E/DB maintains a constant output voltage of 4.0V, regardless of input voltage fluctuations.
• Low dropout voltage: It operates efficiently with a low dropout voltage, minimizing power dissipation.
• Thermal shutdown protection: The device includes thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• High accuracy in voltage regulation
• Low quiescent current for reduced power consumption
• Compact package size for space-constrained applications
• Thermal shutdown protection ensures device safety

Disadvantages

• Limited maximum output current (250mA)
• Input voltage range may not be suitable for all applications

Working Principles

The MCP1703T-4002E/DB is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The device operates by dissipating excess voltage as heat, resulting in a regulated output voltage.

Detailed Application Field Plans

The MCP1703T-4002E/DB finds applications in various electronic devices and systems, including: 1. Battery-powered devices: Provides a stable voltage supply for portable electronics. 2. Embedded systems: Ensures reliable power for microcontrollers and other components. 3. Automotive electronics: Regulates voltage for automotive sensors and control modules. 4. Industrial automation: Maintains stable voltage levels in industrial control systems. 5. Communication equipment: Provides voltage stability for routers, modems, and network switches.

Detailed and Complete Alternative Models

1. MCP1703T-3302E/DB: Output voltage of 3.3V, otherwise similar specifications.
2. MCP1703T-5002E/DB: Output voltage of 5.0V, otherwise similar specifications.
3. MCP1703T-1802E/DB: Output voltage of 1.8V, otherwise similar specifications.
4. MCP1703T-3202E/DB: Output voltage of 3.2V, otherwise similar specifications.

These alternative models offer different output voltages while maintaining similar characteristics and specifications to the MCP1703T-4002E/DB.

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