MCP1755ST-1802E/MC

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics:
  • Low dropout voltage
  • High output accuracy
  • Low quiescent current
  • Thermal shutdown protection
• Package: SOT-223
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 1.8V
• Output Current: 150mA
• Dropout Voltage: 210mV typical at 150mA
• Line Regulation: ±0.4% typical
• Load Regulation: ±0.4% typical
• Quiescent Current: 120µA typical
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MCP1755ST-1802E/MC has the following pin configuration:

| Pin Name | Description | |----------|-------------| | VIN | Input voltage | | GND | Ground | | VOUT | Output voltage |

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output accuracy provides precise voltage regulation.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows for versatile applications. - Excellent line and load regulation ensures stable output voltage. - Compact SOT-223 package enables space-saving designs. - Thermal shutdown protection enhances device reliability.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Higher dropout voltage compared to some alternative models.

Working Principles

The MCP1755ST-1802E/MC is a linear voltage regulator that maintains a constant output voltage despite variations in the input voltage and load conditions. It utilizes a pass transistor to regulate the output voltage based on a feedback mechanism. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MCP1755ST-1802E/MC is commonly used in various electronic devices and systems, including: 1. Battery-powered devices: Provides stable voltage for microcontrollers, sensors, and other low-power components. 2. Automotive applications: Regulates voltage for automotive electronics, such as infotainment systems and engine control units. 3. Industrial equipment: Ensures reliable power supply for control systems, sensors, and communication modules. 4. Consumer electronics: Used in portable devices like smartphones, tablets, and digital cameras to maintain consistent voltage levels.

Detailed and Complete Alternative Models

1. MCP1700T-3302E/TT: 3.3V output voltage, 250mA output current, SOT-23 package.
2. MCP1826S-5002E/DB: 5.0V output voltage, 500mA output current, DFN-8 package.
3. MCP1754ST-3302E/CB: 3.3V output voltage, 300mA output current, SOT-223 package.

These alternative models offer different output voltages, output currents, and package options to suit specific application requirements.

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