MCP1642DT-30I/MS

Product Overview

Category

The MCP1642DT-30I/MS belongs to the category of voltage boost regulators.

Use

It is commonly used in electronic devices to increase the input voltage to a higher level, ensuring proper operation of various components.

Characteristics

• Input Voltage Range: 0.65V to 5.5V
• Output Voltage Range: 1.8V to 5.5V
• Maximum Output Current: 500mA
• Efficiency: Up to 96%
• Package Type: MSOP-10
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The MCP1642DT-30I/MS comes in an MSOP-10 package. It is typically sold in reels containing a specific quantity, such as 2500 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: 500kHz (fixed)
• Shutdown Current: 0.1µA (typical)
• Quiescent Current: 19µA (typical)
• Start-Up Voltage: 0.65V (typical)

Pin Configuration

The MCP1642DT-30I/MS has the following pin configuration:

```

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| | --| VIN VOUT|-- --| GND FB |-- --| EN SW |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• FB: Feedback pin for output voltage regulation
• EN: Enable pin to control the regulator's operation
• SW: Switch pin for the internal power switch

Functional Features

1. Wide Input Voltage Range: The MCP1642DT-30I/MS can accept input voltages ranging from 0.65V to 5.5V, making it suitable for a wide range of applications.
2. High Efficiency: With an efficiency of up to 96%, this voltage boost regulator minimizes power losses and maximizes battery life in portable devices.
3. Fixed Switching Frequency: The regulator operates at a fixed switching frequency of 500kHz, ensuring stable and predictable performance.
4. Low Shutdown Current: In shutdown mode, the MCP1642DT-30I/MS consumes only 0.1µA of current, reducing power consumption when not in use.
5. Small Package Size: The MSOP-10 package offers a compact form factor, making it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows compatibility with various power sources.
• High efficiency reduces power consumption and extends battery life.
• Fixed switching frequency ensures stable performance.
• Low shutdown current minimizes power drain when not in use.
• Small package size enables use in compact devices.

Disadvantages

• Limited maximum output current of 500mA may not be sufficient for high-power applications.
• Lack of adjustable output voltage limits flexibility in certain scenarios.

Working Principles

The MCP1642DT-30I/MS is a voltage boost regulator that utilizes a switched-capacitor charge pump topology. It converts a lower input voltage to a higher output voltage by storing energy in an external capacitor and transferring it to the output through a power switch. The feedback mechanism ensures the output voltage remains within the desired range.

Detailed Application Field Plans

The MCP1642DT-30I/MS finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Wearable technology - Low-power sensors

Detailed and Complete Alternative Models

1. MCP1642B: Similar to the MCP1642DT-30I/MS, but with an adjustable output voltage.
2. MCP1642C: Higher maximum output current of 1A, suitable for more power-demanding applications.
3. MCP1642D: Offers a wider input voltage range, from 0.35V to 5.5V.

These alternative models provide options for different requirements and specifications, allowing designers to choose the most suitable voltage boost regulator for their specific application.

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