MIC2951-3.3YMM-TR

Product Overview

Category

The MIC2951-3.3YMM-TR belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Voltage regulation: The MIC2951-3.3YMM-TR provides a regulated output voltage of 3.3V.
• Low dropout: It has a low dropout voltage, ensuring efficient power conversion.
• Current limiting: This voltage regulator incorporates current limiting features to protect the circuit from excessive current flow.
• Thermal shutdown: It includes thermal shutdown protection to prevent overheating and damage to the device.

Package

The MIC2951-3.3YMM-TR comes in a small surface-mount package, making it suitable for compact electronic designs.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic circuits.

Packaging/Quantity

The MIC2951-3.3YMM-TR is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input voltage range: 4.5V to 26V
• Output voltage: 3.3V
• Dropout voltage: 350mV (typical)
• Maximum output current: 150mA
• Line regulation: 0.04%/V
• Load regulation: 0.2%
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC2951-3.3YMM-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Regulated output voltage pin
4. BYP: Bypass capacitor pin
5. ADJ: Adjustable pin (optional)

Functional Features

• Voltage regulation: The MIC2951-3.3YMM-TR maintains a constant output voltage of 3.3V, regardless of input voltage fluctuations.
• Current limiting: It incorporates current limiting functionality to protect the circuit from excessive current flow, preventing damage to the device and connected components.
• Thermal shutdown: The voltage regulator includes thermal shutdown protection, which activates when the temperature exceeds a certain threshold, ensuring safe operation.

Advantages and Disadvantages

Advantages

• Stable output voltage: The MIC2951-3.3YMM-TR provides a stable and regulated output voltage, ensuring reliable performance of electronic circuits.
• Low dropout voltage: With a low dropout voltage, this voltage regulator minimizes power dissipation and maximizes efficiency.
• Compact package: Its small surface-mount package makes it suitable for space-constrained designs.

Disadvantages

• Limited output current: The maximum output current of 150mA may not be sufficient for high-power applications.
• Fixed output voltage: The MIC2951-3.3YMM-TR offers a fixed output voltage of 3.3V, limiting its flexibility in certain applications.

Working Principles

The MIC2951-3.3YMM-TR operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. By regulating the voltage, it ensures that the connected electronic circuit receives a stable power supply, even when the input voltage varies.

Detailed Application Field Plans

The MIC2951-3.3YMM-TR finds application in various electronic systems, including but not limited to: - Battery-powered devices: It can regulate the voltage supplied by batteries, ensuring consistent performance of portable electronics. - Microcontroller circuits: This voltage regulator provides a stable power source for microcontrollers, preventing voltage fluctuations that could affect their operation. - Sensor modules: It is suitable for powering sensor modules, maintaining a steady voltage supply for accurate measurements.

Detailed and Complete Alternative Models

1. LM1117-3.3: This voltage regulator offers similar specifications and features, including a fixed output voltage of 3.3V and low dropout voltage.
2. LT1763-3.3: Another alternative with comparable characteristics, providing a regulated output voltage of 3.3V and low dropout voltage.
3. MCP1703-3.3: This voltage regulator also delivers a stable 3.3V output voltage and exhibits low dropout characteristics.

These alternative models can be considered based on specific requirements and availability in the market.

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