MIC5252-1.8BM5-TR

Product Overview

Category

The MIC5252-1.8BM5-TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage regulation: The MIC5252-1.8BM5-TR provides a stable output voltage of 1.8V.
• Low dropout: It has a low dropout voltage, ensuring efficient power conversion.
• Small package size: This regulator comes in a compact SOT-23-5 package, making it suitable for space-constrained applications.
• Low quiescent current: The device operates with low quiescent current, minimizing power consumption.

Package and Quantity

The MIC5252-1.8BM5-TR is available in a SOT-23-5 package. It is typically sold in reels containing a specified quantity of units.

Specifications

• Output voltage: 1.8V
• Dropout voltage: 200mV (maximum)
• Quiescent current: 75µA (typical)
• Input voltage range: 2.3V to 16V
• Load regulation: ±0.5% (typical)
• Line regulation: ±0.2% (typical)
• Operating temperature range: -40°C to +125°C

Pin Configuration

The MIC5252-1.8BM5-TR has five pins arranged as follows:

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Pin 1: Enable (EN) Pin 2: Ground (GND) Pin 3: Feedback (FB) Pin 4: Input (IN) Pin 5: Output (OUT)

Functional Features

• Voltage Regulation: The MIC5252-1.8BM5-TR ensures a stable output voltage of 1.8V, even with varying input voltages.
• Low Dropout: With a low dropout voltage of 200mV, this regulator can efficiently convert higher input voltages to the desired output voltage.
• Enable Pin: The enable pin allows for easy on/off control of the regulator, conserving power when not in use.
• Short Circuit Protection: The device incorporates short circuit protection, safeguarding against potential damage caused by excessive current.

Advantages and Disadvantages

Advantages

• Compact size and small footprint
• Low dropout voltage for efficient power conversion
• Wide input voltage range
• Low quiescent current for reduced power consumption
• Short circuit protection for enhanced reliability

Disadvantages

• Limited output voltage options (fixed at 1.8V)
• Not suitable for applications requiring adjustable output voltage

Working Principles

The MIC5252-1.8BM5-TR operates as a linear voltage regulator. It utilizes a feedback mechanism to maintain a constant output voltage of 1.8V. When the input voltage exceeds the desired output voltage, the regulator adjusts its internal circuitry to reduce the voltage difference, ensuring a stable output. Conversely, if the input voltage drops below the desired level, the regulator compensates to maintain the specified output voltage.

Application Field Plans

The MIC5252-1.8BM5-TR finds application in various electronic systems where a stable 1.8V power supply is required. Some potential application fields include:

1. Battery-powered devices: This regulator can be used in portable electronics, such as smartphones, tablets, and wearable devices, to provide a regulated power source for efficient operation.
2. Embedded systems: It is suitable for powering microcontrollers, sensors, and other components in embedded systems, ensuring reliable and stable operation.
3. Industrial automation: The regulator can be employed in industrial control systems, PLCs (Programmable Logic Controllers), and motor control circuits to maintain a consistent voltage supply.
4. Automotive electronics: It can be utilized in automotive applications, such as infotainment systems, navigation devices, and engine control units, to ensure proper voltage levels for optimal performance.

Alternative Models

1. MIC5205-1.8YM5-TR: This regulator offers similar specifications and pin configuration, providing a fixed 1.8V output voltage.
2. LP2985-18DBVR: Another alternative with comparable characteristics, including a low dropout voltage and small package size.
3. MCP1700-1802E/TO: This model is a suitable replacement, featuring a fixed 1.8V output voltage and low quiescent current.

These alternative models can be considered based on specific application requirements and availability.

In conclusion, the MIC5252-1.8BM5-TR is a voltage regulator that provides a stable 1.8V output voltage. With its compact size, low dropout voltage, and wide input