MIC2951-03BMM-TR

Product Overview

Category

The MIC2951-03BMM-TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Thermal shutdown protection
• Short-circuit current limiting
• Reverse battery protection

Package

The MIC2951-03BMM-TR comes in a miniature 8-pin MSOP package.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage, even when the input voltage varies.

Packaging/Quantity

The MIC2951-03BMM-TR is typically packaged in reels and available in quantities suitable for industrial production.

Specifications

• Input Voltage Range: 2.5V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• Dropout Voltage: 300mV (typical)
• Quiescent Current: 120µA (typical)

Detailed Pin Configuration

The MIC2951-03BMM-TR has the following pin configuration:

1. VIN - Input voltage
2. GND - Ground
3. NC - No connection
4. NC - No connection
5. VOUT - Output voltage
6. NC - No connection
7. NC - No connection
8. EN - Enable pin

Functional Features

• Low dropout voltage ensures efficient regulation even with low input-output differentials.
• High output current capability allows it to power a wide range of devices.
• Thermal shutdown protection prevents overheating and damage to the regulator.
• Short-circuit current limiting protects the circuit from excessive current flow during faults.
• Reverse battery protection safeguards against accidental reverse polarity connections.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage
• Wide input voltage range
• Low dropout voltage
• High output current capability
• Built-in protection features

Disadvantages

• Limited output current compared to higher power regulators
• Requires external components for certain applications

Working Principles

The MIC2951-03BMM-TR operates by comparing the output voltage with a reference voltage. It adjusts the pass transistor's resistance to maintain a constant output voltage, compensating for any variations in the input voltage.

Detailed Application Field Plans

The MIC2951-03BMM-TR is commonly used in various electronic devices and systems, including: - Battery-powered devices - Portable audio players - Wireless communication modules - Microcontroller-based systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MIC2951-03BMM-TR include: - LM1117-3.3 - LT1763-3.3 - TPS79633

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the MIC2951-03BMM-TR is a voltage regulator that offers stable and regulated output voltage, high output current capability, and various protection features. It finds applications in a wide range of electronic devices and has alternative models available for different design needs.