MIC39151-2.5WU

Product Overview

Category

The MIC39151-2.5WU belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Short-circuit current limiting

Package

The MIC39151-2.5WU comes in a small outline package (SOT-223) which allows for easy integration into circuit boards.

Essence

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

Packaging/Quantity

The MIC39151-2.5WU is typically packaged in reels or tubes, with quantities varying depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage: 2.5V
• Dropout Voltage: 120mV at 150mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC39151-2.5WU has three pins:

1. VIN (Pin 1): Input voltage pin
2. GND (Pin 2): Ground pin
3. VOUT (Pin 3): Output voltage pin

Functional Features

• High Precision: The MIC39151-2.5WU provides precise voltage regulation, ensuring stable and accurate output voltage.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The low quiescent current ensures minimal power consumption when the regulator is in standby or idle mode.
• Thermal Shutdown Protection: The regulator includes thermal shutdown protection, which prevents damage due to excessive heat.
• Short-Circuit Current Limiting: It has built-in short-circuit current limiting to protect the circuit from damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures accurate output voltage.
• Low dropout voltage allows for stable operation even with low input voltages.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents overheating and damage.
• Short-circuit current limiting protects the circuit from damage in case of a short circuit.

Disadvantages

• Limited output voltage options (fixed at 2.5V).
• May require additional components for certain applications.

Working Principles

The MIC39151-2.5WU operates by comparing the output voltage to a reference voltage. If the output voltage deviates from the desired value, the regulator adjusts the current flow to maintain a stable output voltage. This is achieved through a feedback loop that continuously monitors and adjusts the output voltage.

Detailed Application Field Plans

The MIC39151-2.5WU can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to the MIC39151-2.5WU include: - LM1117-2.5 - LT1763-2.5 - MAX6675-2.5 - TPS72501-2.5

These alternatives offer similar voltage regulation capabilities and may have additional features or different package options.

In conclusion, the MIC39151-2.5WU is a voltage regulator that provides high precision voltage regulation, low dropout voltage, and thermal shutdown protection. It is commonly used in various electronic applications and has several alternative models available in the market.