MCP1252T-ADJI/MS

Product Overview

Category

The MCP1252T-ADJI/MS belongs to the category of voltage regulators.

Use

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

Characteristics

• Compact size
• High efficiency
• Wide input voltage range
• Low output voltage ripple
• Adjustable output voltage
• Over-temperature protection

Package

The MCP1252T-ADJI/MS comes in a small surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to efficiently regulate voltage levels, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

The MCP1252T-ADJI/MS is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 1.8V - 5.5V
• Output Voltage Range: 1.8V - 5.5V (adjustable)
• Maximum Output Current: 120mA
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MCP1252T-ADJI/MS has the following pin configuration:

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

Functional Features

• Boost converter topology for efficient voltage regulation
• Adjustable output voltage through external resistor divider network
• Over-temperature protection to prevent damage during high-temperature conditions
• Low quiescent current for power-saving operation

Advantages and Disadvantages

Advantages

• Small form factor enables usage in compact designs
• Wide input voltage range allows compatibility with various power sources
• Adjustable output voltage provides flexibility for different applications
• High efficiency minimizes power loss and extends battery life

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Lack of built-in short-circuit protection requires external circuitry for protection against short circuits

Working Principles

The MCP1252T-ADJI/MS operates on the boost converter principle. It takes an input voltage within the specified range and boosts it to a higher, adjustable output voltage. This is achieved through the control of internal switches that regulate the flow of current through an inductor. The feedback pin allows the user to set the desired output voltage by connecting an external resistor divider network.

Detailed Application Field Plans

The MCP1252T-ADJI/MS finds application in various fields, including but not limited to:

1. Battery-powered devices: Provides regulated voltage for efficient operation of portable electronics.
2. IoT devices: Enables stable power supply for sensors, microcontrollers, and wireless communication modules.
3. Automotive electronics: Supports voltage regulation in automotive systems, such as infotainment systems and lighting controls.
4. Industrial automation: Facilitates voltage conversion in industrial control systems and PLCs.
5. Medical devices: Ensures reliable power supply for medical equipment, such as patient monitors and diagnostic devices.

Detailed and Complete Alternative Models

1. MCP1640: Similar boost converter with adjustable output voltage and higher maximum output current (up to 500mA).
2. TPS61220: Boost converter with fixed output voltage options and ultra-low quiescent current for power-sensitive applications.
3. LT1308: High-efficiency boost converter with integrated short-circuit protection and wide input voltage range.

These alternative models offer similar functionality to the MCP1252T-ADJI/MS, but with varying specifications and features.

In conclusion, the MCP1252T-ADJI/MS is a compact and efficient voltage regulator that finds application in diverse electronic systems. Its adjustable output voltage, wide input voltage range, and small form factor make it a versatile choice for various industries. However, its limited maximum output current and lack of built-in short-circuit protection should be considered when selecting this product for specific applications.