MCP1802T-3302I/OT

Product Overview

Category

The MCP1802T-3302I/OT belongs to the category of voltage regulators.

Use

It is primarily used to regulate voltage in electronic circuits.

Characteristics

• Low dropout voltage
• Low quiescent current
• High output voltage accuracy
• Thermal shutdown protection
• Short-circuit current limiting

Package

The MCP1802T-3302I/OT comes in a small SOT-23 package.

Essence

This voltage regulator provides a stable and reliable power supply for various electronic devices.

Packaging/Quantity

The MCP1802T-3302I/OT is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Dropout Voltage: 178mV (typical) at 150mA load
• Quiescent Current: 1.6µA (typical)
• Output Current: Up to 150mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1802T-3302I/OT has three pins:

1. VIN: Input voltage pin
2. VOUT: Output voltage pin
3. GND: Ground pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption when the device is idle.
• High output voltage accuracy provides precise voltage regulation.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limiting protects the device from overcurrent conditions.

Advantages and Disadvantages

Advantages

• Small package size allows for space-saving designs.
• Wide input voltage range enables compatibility with various power sources.
• Low quiescent current prolongs battery life in portable devices.
• High output voltage accuracy ensures stable operation of connected components.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Dropout voltage may cause a slight voltage drop across the regulator.

Working Principles

The MCP1802T-3302I/OT operates as a linear voltage regulator. It regulates the input voltage to a constant 3.3V output voltage by dissipating excess energy as heat. The dropout voltage is the minimum voltage difference required between the input and output for the regulator to function correctly.

Detailed Application Field Plans

The MCP1802T-3302I/OT finds applications in various electronic devices, including:

1. Battery-powered devices: Provides stable voltage supply for portable electronics such as smartphones, tablets, and wearables.
2. IoT devices: Ensures reliable power for sensors, microcontrollers, and communication modules in Internet of Things applications.
3. Industrial equipment: Regulates voltage for control systems, motor drivers, and instrumentation devices.
4. Automotive electronics: Supports voltage regulation in automotive modules, infotainment systems, and lighting controls.

Detailed and Complete Alternative Models

1. MCP1700T-3302E/TT: Similar voltage regulator with a different package (SOT-23).
2. MCP1826S-3302E/DB: Higher output current version with a different package (SOT-223).
3. MCP1755S-3302E/DB: Voltage regulator with adjustable output voltage and higher output current (SOT-223).

(Note: These alternative models are provided as examples and may have different specifications and features.)

In conclusion, the MCP1802T-3302I/OT is a voltage regulator that offers stable voltage regulation, low dropout voltage, and thermal protection. Its small package size and wide input voltage range make it suitable for various electronic applications. However, its limited output current and dropout voltage should be considered when selecting alternative models for specific requirements.