MIC39501-1.8WU

Product Overview

Category

MIC39501-1.8WU belongs to the category of voltage regulators.

Use

This product is used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• High precision voltage regulation
• Low dropout voltage
• Wide input voltage range
• Thermal shutdown protection
• Short-circuit current limit

Package

MIC39501-1.8WU is available in a small outline SOT-223 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with quantities varying depending on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.8V
• Dropout Voltage: 200mV (typical)
• Maximum Output Current: 1A
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC39501-1.8WU has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• High Precision: The MIC39501-1.8WU provides accurate and precise voltage regulation, ensuring stable performance of connected devices.
• Low Dropout Voltage: With a low dropout voltage, this regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows for flexibility in various applications.
• Thermal Shutdown Protection: The regulator includes thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Current Limit: The short-circuit current limit feature protects the regulator and connected devices from potential damage in case of a short circuit.

Advantages and Disadvantages

Advantages

• High precision voltage regulation ensures reliable performance.
• Low dropout voltage allows for efficient power conversion.
• Wide input voltage range provides versatility in different applications.
• Thermal shutdown protection prevents overheating and damage.
• Short-circuit current limit protects against potential short circuit hazards.

Disadvantages

• Limited output current capacity (maximum 1A).
• SOT-223 package may require additional space compared to smaller packages.

Working Principles

MIC39501-1.8WU 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 stable output voltage, regardless of changes in the input voltage or load conditions. This is achieved through a combination of voltage regulation techniques and internal components.

Detailed Application Field Plans

MIC39501-1.8WU finds applications in various electronic systems that require precise voltage regulation. Some common application fields include:

1. Mobile devices: Ensuring stable power supply for processors, memory, and other components.
2. Automotive electronics: Regulating voltage for sensors, actuators, and control systems.
3. Industrial automation: Providing stable voltage for PLCs, motor drives, and control circuits.
4. Communication systems: Maintaining consistent voltage levels for transceivers, amplifiers, and signal processing units.
5. Consumer electronics: Powering audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

1. LM1117-1.8: A popular alternative with similar specifications and features.
2. LT1763-1.8: Offers higher output current capability and lower dropout voltage.
3. TPS7A1801-1.8: Provides ultra-low noise performance in addition to voltage regulation.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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