MCP1623T-I/MC

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Boost Regulator
• Characteristics:
  • High efficiency
  • Low quiescent current
  • Wide input voltage range
  • Adjustable output voltage
• Package: SOT-23-5
• Essence: Step-up DC-DC Converter
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 0.65V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP1623T-I/MC has a total of five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. SW: Switching node pin
4. FB: Feedback pin for output voltage regulation
5. VOUT: Output voltage pin

Functional Features

• High Efficiency: The MCP1623T-I/MC utilizes a synchronous rectifier to achieve high conversion efficiency.
• Low Quiescent Current: The device features a low quiescent current, making it suitable for battery-powered applications.
• Wide Input Voltage Range: The MCP1623T-I/MC can operate from a wide range of input voltages, allowing flexibility in various power supply designs.
• Adjustable Output Voltage: The output voltage can be adjusted using an external resistor divider network.

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life in portable devices. - Low quiescent current minimizes power consumption during standby or idle modes. - Wide input voltage range provides compatibility with different power sources. - Adjustable output voltage allows for customization based on specific application requirements.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - SOT-23-5 package may have size limitations in certain designs.

Working Principles

The MCP1623T-I/MC is a step-up DC-DC converter that converts a lower input voltage to a higher output voltage. It utilizes a synchronous rectifier and a control loop to regulate the output voltage. The switching frequency of 1.2MHz ensures efficient power conversion.

Detailed Application Field Plans

The MCP1623T-I/MC is commonly used in various battery-powered applications, such as:

1. Portable Electronics: It can be used to boost the battery voltage to power devices like smartphones, tablets, and portable audio players.
2. IoT Devices: The MCP1623T-I/MC enables efficient power management in Internet of Things (IoT) devices, extending their battery life.
3. Wireless Sensor Networks: It is suitable for powering wireless sensor nodes, allowing them to operate autonomously without frequent battery replacements.
4. Medical Devices: The voltage boost capability of the MCP1623T-I/MC makes it useful in medical devices that require higher voltages for proper operation.

Detailed and Complete Alternative Models

1. MCP1640B: Similar step-up DC-DC converter with adjustable output voltage and higher maximum output current.
2. MCP16301: Step-up DC-DC converter with fixed output voltage and higher maximum output current.
3. MCP16251: Step-up DC-DC converter with adjustable output voltage and lower quiescent current.

These alternative models offer different features and specifications, providing options for various application requirements.

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