MIC4225YM-TR

Product Overview

Category

MIC4225YM-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage regulator in various electronic devices.

Characteristics

• High precision and stability
• Low dropout voltage
• Wide input voltage range
• Overcurrent and thermal protection
• Adjustable output voltage

Package

MIC4225YM-TR is available in a small outline package (SOP) with a 8-pin surface mount.

Essence

The essence of MIC4225YM-TR lies in its ability to regulate voltage efficiently and reliably, ensuring stable power supply for electronic components.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage Range: 1.25V to 13.5V
• Dropout Voltage: 300mV at 1A
• Maximum Output Current: 1.5A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

MIC4225YM-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for setting the output voltage
4. EN: Enable pin for turning the regulator on/off
5. VOUT: Output voltage pin
6. NC: No connection pin
7. NC: No connection pin
8. VREF: Reference voltage pin

Functional Features

• High Precision: MIC4225YM-TR provides accurate and stable output voltage regulation.
• Overcurrent Protection: The device automatically shuts down when the output current exceeds the maximum limit, protecting the circuit from damage.
• Thermal Protection: MIC4225YM-TR incorporates thermal shutdown functionality to prevent overheating and ensure safe operation.
• Adjustable Output Voltage: The output voltage can be easily adjusted using the feedback pin, allowing flexibility in different applications.

Advantages and Disadvantages

Advantages

• High precision and stability ensure reliable voltage regulation.
• Wide input voltage range allows compatibility with various power sources.
• Overcurrent and thermal protection enhance safety and protect the circuitry.
• Adjustable output voltage provides versatility for different applications.

Disadvantages

• Limited maximum output current of 1.5A may not be suitable for high-power applications.
• Dropout voltage of 300mV at 1A may result in some power loss.

Working Principles

MIC4225YM-TR operates based on a linear voltage regulator principle. It takes an input voltage and regulates it to a desired output voltage level. The feedback pin (FB) is used to set the desired output voltage by connecting appropriate resistors. The enable pin (EN) controls the on/off state of the regulator. When enabled, the device actively regulates the output voltage, while it enters a low-power standby mode when disabled.

Detailed Application Field Plans

MIC4225YM-TR finds applications in various electronic devices that require stable and regulated power supply. Some common application fields include:

1. Mobile devices: Smartphones, tablets, portable media players.
2. Computer peripherals: Hard drives, optical drives, USB hubs.
3. Automotive electronics: Infotainment systems, navigation units, dashboard displays.
4. Industrial equipment: Control systems, sensors, motor drivers.
5. Consumer electronics: Audio amplifiers, gaming consoles, televisions.

Detailed and Complete Alternative Models

1. LM317: A widely used adjustable linear voltage regulator with similar features.
2. LT1086: Low dropout voltage regulator with higher maximum output current capability.
3. LM1117: Fixed output voltage regulator available in various voltage options.

These alternative models offer similar functionality and can be considered as substitutes for MIC4225YM-TR depending on specific requirements.

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