MIC5201-3.3BS

Product Overview

Category

MIC5201-3.3BS belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Package: SOT-23
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 3000 units per reel

Specifications

The specifications of MIC5201-3.3BS are as follows:

• Output Voltage: 3.3V
• Input Voltage Range: 2.5V to 16V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 35µA (typical)
• Load Regulation: 0.05% (typical)
• Line Regulation: 0.04% (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

MIC5201-3.3BS has the following pin configuration:

```

---

| | --| |-- VIN --| |-- VOUT --|____|-- GND ```

Functional Features

The functional features of MIC5201-3.3BS include:

• Low dropout voltage: The regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: It consumes minimal current when there is no load, making it suitable for battery-powered applications.
• Excellent line and load regulation: The regulator maintains a consistent output voltage despite variations in input voltage and load conditions.
• Thermal shutdown protection: It incorporates a thermal shutdown circuit that protects the device from overheating.

Advantages and Disadvantages

Advantages: - Small package size allows for space-saving designs. - Low dropout voltage enables efficient power conversion. - Wide input voltage range provides flexibility in various applications.

Disadvantages: - Limited output current capability. - Higher cost compared to traditional linear regulators.

Working Principles

MIC5201-3.3BS is a low dropout voltage regulator that utilizes a PNP pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

MIC5201-3.3BS finds applications in various electronic devices and systems, including but not limited to:

1. Battery-powered devices: It can be used to regulate voltage in portable electronics such as smartphones, tablets, and wearable devices.
2. Industrial control systems: The regulator ensures stable voltage supply in automation equipment, sensors, and control circuits.
3. Automotive electronics: It is suitable for powering microcontrollers, sensors, and other components in automotive applications.
4. Communication systems: The regulator can be employed in routers, modems, and other networking devices to maintain consistent voltage levels.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5201-3.3BS are:

1. LM1117-3.3: A popular low dropout voltage regulator with a fixed 3.3V output voltage.
2. LT1763-3.3: Another high-performance regulator with low dropout voltage and adjustable output voltage.
3. TPS79633: A low-power, low-dropout voltage regulator with a fixed 3.3V output voltage.

These alternative models provide options for designers based on specific requirements and preferences.

In conclusion, MIC5201-3.3BS is a voltage regulator that offers low dropout voltage, excellent line and load regulation, and thermal shutdown protection. Its small package size and wide input voltage range make it suitable for various applications in different industries. Designers can also consider alternative models based on their specific needs.