MCP1253-33X50I/MS

Product Overview

Category

The MCP1253-33X50I/MS belongs to the category of voltage regulators.

Use

It is primarily used for regulating and converting voltage levels in electronic circuits.

Characteristics

• Input Voltage Range: 2.0V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 120mA
• Low Quiescent Current: 40µA (typical)
• Shutdown Current: 0.1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Package

The MCP1253-33X50I/MS is available in a small MSOP-8 package.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage of 3.3V, making it suitable for various low-power applications.

Packaging/Quantity

The MCP1253-33X50I/MS is typically packaged in reels containing 2500 units.

Specifications

• Input Voltage Range: 2.0V to 5.5V
• Output Voltage: 3.3V ±4%
• Output Current: Up to 120mA
• Dropout Voltage: 200mV (typical) at 100mA load
• Line Regulation: 0.05%/V (typical)
• Load Regulation: 0.1%/mA (typical)
• Quiescent Current: 40µA (typical)
• Shutdown Current: 0.1µA (typical)
• Ripple Rejection: 70dB (typical) at 1kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP1253-33X50I/MS has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. FB: Feedback pin for voltage regulation

Functional Features

• Low quiescent current consumption, making it suitable for battery-powered applications.
• High output current capability of up to 120mA.
• Wide input voltage range allows for flexibility in various electronic systems.
• Excellent line and load regulation ensures stable output voltage under varying conditions.
• Shutdown mode with ultra-low current consumption for power-saving applications.

Advantages

• Small package size enables space-efficient designs.
• Wide operating temperature range makes it suitable for harsh environments.
• Low dropout voltage minimizes power loss and improves efficiency.
• Good ripple rejection ensures clean output voltage.

Disadvantages

• Limited output current compared to higher-power regulators.
• Fixed output voltage may not be suitable for all applications requiring variable voltages.

Working Principles

The MCP1253-33X50I/MS operates as a step-up voltage regulator. It takes an input voltage within the range of 2.0V to 5.5V and boosts it to a stable output voltage of 3.3V. The internal circuitry uses a combination of switching and control techniques to regulate the output voltage accurately. The feedback pin (FB) is used to monitor the output voltage and adjust the internal circuitry accordingly.

Detailed Application Field Plans

The MCP1253-33X50I/MS finds applications in various low-power electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Medical devices - Industrial sensors - Automotive electronics

Detailed and Complete Alternative Models

• MCP1252-33X50I/MS: Similar specifications, but with a fixed output voltage of 3.3V.
• MCP1252-ADJI/MS: Adjustable output voltage version with a wider input voltage range.
• MCP1253-33X50I/MF: Similar specifications, but in a different package (DFN-8).

Note: This is not an exhaustive list of alternative models, and it is recommended to refer to the manufacturer's documentation for a complete list.

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