MIC5203-3.8YM4-TR

Product Overview

Category

MIC5203-3.8YM4-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 MIC5203-3.8YM4-TR provides a fixed output voltage of 3.8V.
• Low dropout voltage: It operates with a low dropout voltage, ensuring efficient power conversion.
• Low quiescent current: The regulator has a low quiescent current, minimizing power consumption.
• Thermal shutdown protection: It includes thermal shutdown protection to prevent overheating.
• Short-circuit protection: The device is equipped with short-circuit protection to safeguard against damage.

Package

The MIC5203-3.8YM4-TR comes in a small surface-mount SOT-23 package.

Essence

The essence of this product lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The MIC5203-3.8YM4-TR is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.8V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 35µA
• Maximum Output Current: 200mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5203-3.8YM4-TR has three pins:

1. VIN (Pin 1): Input voltage pin.
2. GND (Pin 2): Ground reference pin.
3. VOUT (Pin 3): Regulated output voltage pin.

Functional Features

• Voltage Regulation: The MIC5203-3.8YM4-TR maintains a constant output voltage of 3.8V, 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 regulator has a low quiescent current, making it suitable for battery-powered applications where power consumption is critical.
• Thermal Shutdown Protection: The device includes thermal shutdown protection, which shuts down the regulator in case of excessive temperature, preventing damage.
• Short-Circuit Protection: The MIC5203-3.8YM4-TR is equipped with short-circuit protection, safeguarding the device and the connected circuitry from potential damage during a short-circuit event.

Advantages and Disadvantages

Advantages

• Stable Output Voltage: The MIC5203-3.8YM4-TR provides a stable output voltage, ensuring reliable operation of electronic circuits.
• Low Dropout Voltage: Its low dropout voltage enables efficient power conversion, maximizing energy utilization.
• Compact Size: The SOT-23 package makes it suitable for space-constrained applications.
• Wide Input Voltage Range: The regulator can accept a wide range of input voltages, enhancing its versatility.

Disadvantages

• Limited Maximum Output Current: The MIC5203-3.8YM4-TR has a maximum output current of 200mA, which may not be sufficient for high-power applications.
• Fixed Output Voltage: The output voltage is fixed at 3.8V, limiting its flexibility for applications requiring different voltage levels.

Working Principles

The MIC5203-3.8YM4-TR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage of 3.8V.

Detailed Application Field Plans

The MIC5203-3.8YM4-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with a fixed output voltage of 3.3V.
2. LT1763-3.3: Another alternative offering a fixed output voltage of 3.3V, known for its low dropout voltage.
3. MCP1703-3.3: An alternative with a fixed output voltage of 3.3V, featuring low quiescent current and thermal shutdown protection.

These alternatives provide similar functionality and can be considered based on specific application requirements.

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