MIC5501-1.8YMT-TZ

Product Overview

Category

The MIC5501-1.8YMT-TZ belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5501-1.8YMT-TZ provides a stable output voltage, ensuring consistent performance of connected devices.
• Efficiency: This voltage regulator offers high efficiency, minimizing power loss during operation.
• Low dropout voltage: The device maintains a low dropout voltage, allowing it to operate even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The MIC5501-1.8YMT-TZ includes built-in thermal shutdown protection, preventing damage due to excessive heat.
• Small package size: The compact package of this voltage regulator makes it suitable for space-constrained applications.

Package and Quantity

The MIC5501-1.8YMT-TZ is available in a small surface-mount package. It is typically sold in reels or tubes containing a specified quantity of units.

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 1.8V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 45µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MIC5501-1.8YMT-TZ features the following pin configuration:

```

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| | --| VIN VOUT|-- --| GND EN |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin (used to control the regulator's operation)

Functional Features

1. Voltage Regulation: The MIC5501-1.8YMT-TZ ensures a stable output voltage, compensating for input voltage variations.
2. Low Dropout: With a low dropout voltage, this regulator can operate efficiently even when the input voltage is close to the desired output voltage.
3. Thermal Shutdown Protection: The device includes thermal shutdown protection, safeguarding it against excessive heat and potential damage.
4. Small Form Factor: The compact package size makes it suitable for applications with limited space.

Advantages and Disadvantages

Advantages

• Provides stable output voltage
• High efficiency
• Low dropout voltage
• Built-in thermal shutdown protection
• Compact package size

Disadvantages

• Limited maximum output current (150mA)
• Restricted input voltage range (2.5V to 6.5V)

Working Principles

The MIC5501-1.8YMT-TZ operates based on a voltage regulation principle. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 1.8V. The enable pin allows users to control the regulator's operation, enabling or disabling the voltage regulation as needed.

Application Field Plans

The MIC5501-1.8YMT-TZ finds application in various electronic devices and circuits that require a stable and regulated power supply. Some potential application fields include:

1. Mobile Devices: Smartphones, tablets, and portable media players often utilize voltage regulators to ensure consistent power supply to their internal components.
2. IoT Devices: Internet of Things (IoT) devices, such as sensors and connected appliances, benefit from voltage regulators to maintain reliable operation.
3. Embedded Systems: Microcontrollers, development boards, and other embedded systems rely on stable voltage levels for proper functioning.
4. Automotive Electronics: Voltage regulators are essential in automotive applications, providing regulated power to various electronic components.

Alternative Models

1. MIC5501-1.8YMT-TZ2: Similar to the MIC5501-1.8YMT-TZ, but with enhanced thermal characteristics.
2. MIC5501-1.8YMT-TZ3: A higher current variant of the MIC5501-1.8YMT-TZ, capable of delivering up to 300mA output current.

These alternative models offer similar functionality and can be considered as substitutes for the MIC5501-1.8YMT-TZ in specific applications.

In conclusion, the MIC5501-1.8YMT-TZ is a voltage regulator that provides stable output voltage, high efficiency, and thermal protection. Its compact size makes it suitable for various electronic devices and circuits. However, it has limitations in terms of maximum output current and input voltage range.