MIC5246-3.3BM5-TR

Product Overview

Category

MIC5246-3.3BM5-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 MIC5246-3.3BM5-TR provides a stable output voltage of 3.3V.
• Low dropout voltage: It operates with a low dropout voltage, ensuring efficient power conversion.
• Low quiescent current: The device consumes minimal current when in standby mode, conserving power.
• Thermal shutdown protection: It incorporates thermal shutdown circuitry to prevent overheating.
• Short-circuit protection: The regulator is equipped with short-circuit protection to safeguard against damage.

Package

The MIC5246-3.3BM5-TR comes in a small SOT-23-5 package, which is suitable for space-constrained applications.

Essence

This voltage regulator is designed to provide a stable and reliable power supply for various electronic devices.

Packaging/Quantity

The MIC5246-3.3BM5-TR is typically packaged in reels containing 3000 units per reel.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 3.3V
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 35µA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The MIC5246-3.3BM5-TR has the following pin configuration:

```

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| | --| |-- VIN (Input Voltage) --| |-- GND (Ground) --| |-- VOUT (Output Voltage) |____| ```

Functional Features

• Voltage Regulation: The MIC5246-3.3BM5-TR maintains a constant output voltage of 3.3V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It operates with a low dropout voltage, ensuring efficient power conversion even when the input voltage is close to the output voltage.
• Low Quiescent Current: The device consumes minimal current in standby mode, making it suitable for battery-powered applications.
• Thermal Shutdown Protection: The regulator incorporates thermal shutdown circuitry that activates when the temperature exceeds a safe threshold, preventing damage due to overheating.
• Short-Circuit Protection: It includes short-circuit protection to safeguard against excessive current flow and protect connected devices.

Advantages and Disadvantages

Advantages

• Stable Output Voltage: The MIC5246-3.3BM5-TR provides a reliable and stable output voltage, ensuring consistent performance of electronic circuits.
• Small Package Size: The SOT-23-5 package allows for easy integration into space-constrained designs.
• Low Power Consumption: The low quiescent current minimizes power consumption, making it suitable for energy-efficient applications.
• Protection Features: The thermal shutdown and short-circuit protection enhance the reliability and durability of the regulator.

Disadvantages

• Limited Output Voltage Options: This specific model only provides a fixed output voltage of 3.3V, which may not be suitable for all applications requiring different voltage levels.
• Sensitivity to Input Voltage: The regulator requires an input voltage within the specified range for optimal performance, limiting its compatibility with certain power sources.

Working Principles

The MIC5246-3.3BM5-TR utilizes a combination of internal circuitry, including a voltage reference, error amplifier, and pass transistor, to regulate the output voltage. When the input voltage exceeds the desired output voltage, the regulator adjusts the pass transistor to reduce the voltage difference, maintaining a stable output. Conversely, if the input voltage drops below the desired level, the regulator compensates by increasing the pass transistor's conduction to maintain the output voltage.

Detailed Application Field Plans

The MIC5246-3.3BM5-TR is widely used in various electronic applications, including but not limited to:

1. Battery-Powered Devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the stable power supply provided by this voltage regulator.
2. Embedded Systems: Microcontrollers, sensors, and other components in embedded systems require a reliable voltage source, making the MIC5246-3.3BM5-TR an ideal choice.
3. Industrial Automation: Control systems, motor drivers, and communication modules often rely on regulated power supplies for consistent operation.
4. Automotive Electronics: The regulator can be employed in automotive applications, ensuring stable voltage levels for infotainment systems, lighting, and other electronic components.

Detailed and Complete Alternative Models

• MIC5205-3.3YM5-TR
• LP2985-33DBVR
• LT1763CS8-