MIC5253-3.3BC5

Product Overview

Category

MIC5253-3.3BC5 belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 150mA
• Low Dropout Voltage: 120mV at 100mA
• Low Quiescent Current: 40µA
• Thermal Shutdown Protection
• Short Circuit Protection

Package

MIC5253-3.3BC5 comes in a small SOT-23-5 package.

Essence

The essence of MIC5253-3.3BC5 is its ability to provide a stable output voltage of 3.3V with low dropout and quiescent current.

Packaging/Quantity

This product is typically sold in reels or tubes, with each reel/tube containing a specific quantity of MIC5253-3.3BC5 voltage regulators.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V ±2%
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-23-5

Detailed Pin Configuration

MIC5253-3.3BC5 has five pins arranged as follows:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: EN (Enable) Pin 4: BYP (Bypass) Pin 5: VOUT (Output Voltage)

Functional Features

• Low Dropout Voltage: The MIC5253-3.3BC5 exhibits a low dropout voltage of 120mV at 100mA, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: This feature protects the regulator from overheating by shutting it down if the temperature exceeds a certain threshold.
• Short Circuit Protection: MIC5253-3.3BC5 incorporates short circuit protection, preventing damage to the device in case of a short circuit on the output side.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient regulation even with small voltage differentials.
• Thermal shutdown and short circuit protection enhance the reliability and durability of the device.

Disadvantages

• Maximum output current of 150mA may limit its use in high-power applications.
• SOT-23-5 package may require careful handling during soldering due to its small size.

Working Principles

MIC5253-3.3BC5 operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to a stable 3.3V output voltage. The internal circuitry of the regulator adjusts the voltage difference between the input and output to maintain a constant output voltage, compensating for changes in load and input voltage.

Detailed Application Field Plans

MIC5253-3.3BC5 finds application in various electronic devices and circuits that require a stable 3.3V power supply. Some common application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices often require a regulated 3.3V supply for their internal components.
2. IoT devices: Internet of Things (IoT) devices, which rely on low-power operation and efficient voltage regulation, can benefit from the MIC5253-3.3BC5.
3. Embedded systems: Microcontrollers, sensors, and other components in embedded systems often require a stable voltage source, making the MIC5253-3.3BC5 suitable for such applications.

Detailed and Complete Alternative Models

1. MIC5205-3.3YM5: Similar to MIC5253-3.3BC5, this voltage regulator offers a 3.3V output with a low dropout voltage and low quiescent current. It comes in a SOT-23-5 package.
2. LM1117-3.3: This popular voltage regulator provides a fixed 3.3V output with a maximum output current of 800mA. It is available in various package options, including SOT-223 and TO-220.

These alternative models offer similar functionality and can be considered as substitutes for MIC5253-3.3BC5 depending on specific requirements and availability.

In conclusion, MIC5253-3.3BC5