MIC5512-1.2YMT-T5

Product Overview

Category

MIC5512-1.2YMT-T5 belongs to the category of voltage regulators.

Use

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

Characteristics

• Package: The MIC5512-1.2YMT-T5 comes in a compact surface-mount package.
• Essence: It is a low-dropout (LDO) voltage regulator with a fixed output voltage of 1.2V.
• Packaging/Quantity: The product is typically packaged in reels or tubes, with varying quantities depending on the supplier.

Specifications

The MIC5512-1.2YMT-T5 has the following specifications:

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.2V
• Dropout Voltage: 200mV at 150mA
• Maximum Output Current: 150mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.3%
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The pin configuration of MIC5512-1.2YMT-T5 is as follows:

```

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

• VIN: Input voltage pin
• GND: Ground pin
• VOUT: Output voltage pin
• EN: Enable pin (optional)

Functional Features

The MIC5512-1.2YMT-T5 offers the following functional features:

• Low dropout voltage: The regulator maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• Low quiescent current: The device consumes minimal current when in standby mode, conserving power.
• Thermal shutdown protection: It includes built-in protection to prevent overheating and damage to the device.
• Short-circuit protection: The regulator is designed to withstand short-circuit conditions without being damaged.

Advantages and Disadvantages

Advantages

• Compact size and surface-mount package make it suitable for space-constrained applications.
• Low dropout voltage ensures efficient regulation even with low input voltages.
• Wide operating temperature range allows for use in various environments.
• Built-in protection features enhance reliability and durability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Fixed output voltage restricts flexibility in certain designs that require adjustable voltage levels.

Working Principles

The MIC5512-1.2YMT-T5 operates based on the principle of a linear voltage regulator. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. When the input voltage exceeds the desired output voltage, the pass transistor reduces the resistance, allowing excess voltage to be dissipated as heat. Conversely, when the input voltage drops below the desired output voltage, the pass transistor increases the resistance to maintain a stable output voltage.

Detailed Application Field Plans

The MIC5512-1.2YMT-T5 finds applications in various electronic devices and systems, including:

1. Battery-powered devices: It can be used to regulate voltage in portable electronics such as smartphones, tablets, and wearable devices.
2. IoT devices: The regulator is suitable for low-power IoT applications where maintaining a stable voltage is crucial.
3. Embedded systems: It can be employed in microcontroller-based systems, ensuring reliable power supply to the core components.
4. Automotive electronics: The regulator's wide operating temperature range makes it suitable for automotive applications, such as infotainment systems and engine control units.

Detailed and Complete Alternative Models

1. MIC5512-1.8YMT-T5: Similar to MIC5512-1.2YMT-T5, but with a fixed output voltage of 1.8V.
2. MIC5512-3.3YMT-T5: Similar to MIC5512-1.2YMT-T5, but with a fixed output voltage of 3.3V.
3. MIC5512-ADJYMT-T5: Adjustable version of the regulator, allowing for variable output voltage within a specified range.

These alternative models provide flexibility in choosing the desired output voltage for specific applications.

In conclusion, the MIC5512-1.2YMT-T5 is a compact and efficient voltage regulator suitable for various electronic devices and systems. Its low dropout voltage, wide operating temperature range, and built-in protection features make it a reliable choice for voltage regulation needs. However, its limited maximum output current and fixed output voltage may restrict its use in certain high-power or adjustable voltage applications.