MIC5321-MFYMT-TR

Product Overview

Category

The MIC5321-MFYMT-TR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators category.

Use

This product is primarily used for regulating voltage in electronic devices. It provides a stable output voltage, ensuring proper functioning of various components within the device.

Characteristics

• Voltage regulation: The MIC5321-MFYMT-TR offers precise voltage regulation, maintaining a consistent output voltage even with fluctuations in input voltage.
• Efficiency: This IC is designed to provide high efficiency, minimizing power loss during voltage conversion.
• Low dropout voltage: It has a low dropout voltage, enabling it to regulate voltage even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The MIC5321-MFYMT-TR incorporates thermal shutdown protection, preventing damage due to excessive heat.

Package

The MIC5321-MFYMT-TR is available in a small form factor package, making it suitable for space-constrained applications. It comes in a 10-pin, 3mm x 3mm DFN (Dual Flat No-Lead) package.

Essence

The essence of the MIC5321-MFYMT-TR lies in its ability to efficiently regulate voltage, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

This product is typically supplied in tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input voltage range: 2.7V to 5.5V
• Output voltage options: Various fixed output voltage options available, such as 1.8V, 2.5V, 3.3V, etc.
• Output current capability: Up to 500mA
• Dropout voltage: Typically 200mV at 100mA load
• Quiescent current: Typically 45µA
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC5321-MFYMT-TR has the following pin configuration:

1. VIN (Input voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output voltage)
6. PG (Power Good)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. VOUT (Output voltage)

Functional Features

• Voltage regulation: The MIC5321-MFYMT-TR regulates the output voltage based on the feedback received from the FB pin, ensuring a stable and accurate output.
• Enable control: The EN pin allows for easy enable/disable control of the voltage regulator, conserving power when not required.
• Power Good indication: The PG pin provides a signal indicating that the output voltage is within the specified range, ensuring proper operation of downstream components.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power loss
• Small form factor package, suitable for space-constrained applications
• Thermal shutdown protection prevents damage due to excessive heat
• Precise voltage regulation ensures stable operation of electronic devices

Disadvantages

• Limited output current capability (up to 500mA)
• Restricted input voltage range (2.7V to 5.5V)

Working Principles

The MIC5321-MFYMT-TR operates by comparing the feedback voltage at the FB pin with an internal reference voltage. It adjusts the output voltage accordingly to maintain a stable output. The enable pin (EN) controls the operation of the voltage regulator, allowing it to be turned on or off as needed.

Detailed Application Field Plans

The MIC5321-MFYMT-TR finds application in various electronic devices where precise voltage regulation is required. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, and portable media players often require stable voltage supply for their internal components.
2. IoT devices: Internet of Things (IoT) devices, such as sensors and connected appliances, benefit from reliable voltage regulation.
3. Wearable electronics: Fitness trackers, smartwatches, and other wearable devices rely on consistent voltage levels for optimal performance.
4. Automotive electronics: The MIC5321-MFYMT-TR can be used in automotive applications where regulated voltage is crucial for various systems.

Detailed and Complete Alternative Models

1. MIC5320-MFYMT-TR: Similar to the MIC5321-MFYMT-TR, but with a different pin configuration.
2. MIC5322-MFYMT-TR: Offers higher output current capability (up to 1A) compared to the MIC5321-MFYMT-TR.
3. LT1763CS8-1.8#PBF: An alternative voltage regulator IC with similar characteristics and package size.

These alternative models provide options with varying specifications and features, allowing designers to choose the