MIC5377YC5-TR

Product Overview

Category

MIC5377YC5-TR belongs to the category of voltage regulators.

Use

The MIC5377YC5-TR is used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• High efficiency
• Low dropout voltage
• Low quiescent current
• Fast transient response
• Wide input voltage range
• Overcurrent and thermal protection

Package

The MIC5377YC5-TR comes in a small outline package (SOT-23-5).

Essence

The essence of MIC5377YC5-TR lies in its ability to provide stable and regulated voltage output for various electronic devices.

Packaging/Quantity

The product is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 150mV at 500mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5377YC5-TR has five pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Fast transient response enables quick adaptation to load changes.
• Overcurrent and thermal protection safeguards the device and connected components.
• Wide input voltage range allows compatibility with various power sources.
• Low quiescent current minimizes power consumption during standby or idle states.

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation.
• Fast transient response ensures stable voltage output during dynamic load conditions.
• Overcurrent and thermal protection enhance device reliability and longevity.
• Wide input voltage range provides flexibility in power supply selection.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Dropout voltage of 150mV at 500mA may cause a slight voltage drop across the regulator.

Working Principles

The MIC5377YC5-TR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It compares the feedback voltage (FB) with a reference voltage to adjust the pass transistor's resistance, maintaining a constant output voltage despite changes in input voltage or load conditions.

Detailed Application Field Plans

The MIC5377YC5-TR finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wireless communication devices - Battery-powered devices

Detailed and Complete Alternative Models

1. MIC5205-3.3YM5-TR: Low dropout voltage regulator with an output voltage of 3.3V.
2. MCP1700T-3302E/TT: Low quiescent current LDO regulator with an output voltage of 3.3V.
3. LP2985-33DBVR: Ultra-low dropout voltage regulator with an output voltage of 3.3V.

These alternative models offer similar functionality and can be considered as substitutes for the MIC5377YC5-TR.

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