MIC2177-3.3YWM

Product Overview

Category

MIC2177-3.3YWM belongs to the category of voltage regulators.

Use

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

Characteristics

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 300mV
• Low Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Package

MIC2177-3.3YWM comes in a small outline package (SOT-23-5) which is compact and easy to integrate into circuit designs.

Essence

The essence of MIC2177-3.3YWM lies in its ability to provide a stable and regulated output voltage of 3.3V, even when the input voltage varies within a specified range.

Packaging/Quantity

MIC2177-3.3YWM is typically packaged in reels containing 3000 units per reel.

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 300mV
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-23-5
• Package Quantity: 3000 units per reel

Detailed Pin Configuration

MIC2177-3.3YWM has a total of five pins:

1. VIN: Input voltage pin.
2. GND: Ground reference pin.
3. FB: Feedback pin for setting the desired output voltage.
4. EN: Enable pin for turning the regulator on/off.
5. VOUT: Output voltage pin.

Functional Features

• Wide Input Voltage Range: MIC2177-3.3YWM can accept input voltages ranging from 4.5V to 16V, making it suitable for a variety of applications.
• Low Dropout Voltage: With a dropout voltage of only 300mV, this regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The quiescent current of 120µA ensures minimal power consumption when the regulator is in standby or idle mode.
• Short Circuit Protection: MIC2177-3.3YWM incorporates short circuit protection, preventing damage to the regulator and the connected circuitry in case of a fault.
• Thermal Shutdown Protection: The regulator includes thermal shutdown protection, which safeguards against excessive heat and prevents damage due to overheating.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile application.
• Low dropout voltage ensures efficient regulation even with small voltage differentials.
• Compact package size enables easy integration into circuit designs.
• Short circuit and thermal shutdown protection enhance reliability and safety.

Disadvantages

• Maximum output current limited to 1A, which may not be sufficient for high-power applications.
• Limited output voltage options, as it only provides a fixed output voltage of 3.3V.

Working Principles

MIC2177-3.3YWM operates based on the principle of linear voltage regulation. It uses a combination of internal circuitry and feedback control to maintain a constant output voltage of 3.3V, regardless of variations in the input voltage. The regulator adjusts its internal components to provide the necessary voltage drop and ensure a stable output.

Detailed Application Field Plans

MIC2177-3.3YWM finds applications in various electronic systems, including but not limited to: 1. Battery-powered devices requiring a stable 3.3V supply voltage. 2. Microcontroller-based projects where a regulated voltage is essential for proper operation. 3. Portable consumer electronics such as smartphones, tablets, and portable audio players. 4. Industrial control systems that require reliable voltage regulation for sensors and actuators. 5. Automotive electronics, providing a stable power source for onboard systems.

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to MIC2177-3.3YWM include:

1. LM1117-3.3: A popular linear regulator with similar specifications and package options.
2. LT1763-3.3: A low dropout regulator offering higher output current capability.
3. TPS7A3301: A high-performance regulator with ultra-low dropout voltage and adjustable output voltage.
4. NCP1117-3.3: A cost-effective option with comparable performance characteristics.

These alternative models provide flexibility in terms of output current, dropout voltage, and