MIC2777-25BM5-TR

Product Overview

Category

MIC2777-25BM5-TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 2.5V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV
• Quiescent Current: 120µA
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +125°C

Package and Quantity

MIC2777-25BM5-TR is available in a SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Input Voltage Range: The regulator can accept input voltages ranging from 2.7V to 5.5V.
• Output Voltage: The output voltage is fixed at 2.5V.
• Maximum Output Current: The regulator can provide a maximum output current of 500mA.
• Dropout Voltage: The dropout voltage is specified as 200mV, which is the minimum voltage difference required between the input and output for the regulator to operate correctly.
• Quiescent Current: The quiescent current, or the current consumed by the regulator when no load is connected, is 120µA.

Pin Configuration

The MIC2777-25BM5-TR has a total of five pins arranged in the following configuration:

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Pin Description: 1. VIN: Input voltage pin. 2. GND: Ground reference pin. 3. EN: Enable pin for turning the regulator on/off. 4. BYP: Bypass pin for connecting an external capacitor to improve transient response. 5. VOUT: Output voltage pin.

Functional Features

• Low Dropout Voltage: The MIC2777-25BM5-TR exhibits a low dropout voltage of 200mV, ensuring efficient regulation even with small input-output voltage differentials.
• Low Quiescent Current: With a quiescent current of only 120µA, the regulator minimizes power consumption when no load is connected.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection to prevent damage due to excessive temperature.
• Short-Circuit Protection: The regulator includes short-circuit protection to safeguard against overcurrent conditions.

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient regulation.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents damage from overheating.
• Short-circuit protection enhances safety.

Disadvantages

• Fixed output voltage may limit flexibility in certain applications.
• Maximum output current of 500mA may not be sufficient for high-power applications.

Working Principles

The MIC2777-25BM5-TR is a linear voltage regulator that operates by maintaining a constant voltage difference between the input and output terminals. It achieves this by using a pass transistor that adjusts its resistance to regulate the output voltage. The enable pin (EN) allows the user to turn the regulator on or off as needed.

Application Field Plans

The MIC2777-25BM5-TR finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Automotive electronics

Alternative Models

Here are some alternative models that can be considered as alternatives to the MIC2777-25BM5-TR: - MIC5205-2.5YM5-TR - LT1763CS8-2.5#PBF - TPS79325DBVR

These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.

In conclusion, the MIC2777-25BM5-TR is a voltage regulator with a fixed output voltage of 2.5V. It offers low dropout voltage, low quiescent current, and various protection features. Its compact SOT-23-5 package makes it suitable for space-constrained applications. The regulator finds application in a wide range of electronic devices and has alternative models available for flexibility in design choices.