MIC6315-25D4U TR

Product Overview

Category: Integrated Circuits (ICs)

Use: Voltage Regulator

Characteristics: - Low Dropout Voltage - Low Quiescent Current - High Output Current - Thermal Shutdown Protection

Package: DFN-4 (Dual Flat No-Lead)

Essence: The MIC6315-25D4U TR is a voltage regulator IC that provides a stable output voltage with low dropout. It is designed to regulate the input voltage and provide a constant output voltage, making it suitable for various electronic applications.

Packaging/Quantity: The MIC6315-25D4U TR is available in a DFN-4 package, which is a small and compact form factor. It is typically sold in reels or tubes containing multiple units.

Specifications

• Input Voltage Range: 2.5V - 6.0V
• Output Voltage: 2.5V
• Dropout Voltage: 150mV @ 100mA
• Quiescent Current: 35µA
• Output Current: Up to 250mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MIC6315-25D4U TR has four pins arranged as follows:

```

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| | --| Vout Vin |-- --| |-- --| GND EN |-- |___________| ```

1. Vout: Output Voltage
2. Vin: Input Voltage
3. GND: Ground
4. EN: Enable Pin

Functional Features

• Low Dropout Voltage: The MIC6315-25D4U TR has a low dropout voltage of only 150mV at 100mA, ensuring efficient power conversion.
• Low Quiescent Current: With a quiescent current of only 35µA, the IC minimizes power consumption in standby or idle mode.
• High Output Current: The regulator can deliver up to 250mA of output current, making it suitable for powering various electronic components.
• Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents overheating and ensures safe operation.

Advantages and Disadvantages

Advantages: - Stable Output Voltage - Small Form Factor - Low Power Consumption - High Output Current Capability - Thermal Protection

Disadvantages: - Fixed Output Voltage (2.5V) - Limited Input Voltage Range (2.5V - 6.0V)

Working Principles

The MIC6315-25D4U TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage. The dropout voltage is minimized by using a low resistance pass transistor.

Detailed Application Field Plans

The MIC6315-25D4U TR is commonly used in various applications where a stable and regulated voltage supply is required. Some of the typical application fields include:

1. Battery-Powered Devices: The low dropout voltage and low quiescent current make it ideal for battery-powered devices such as portable electronics, IoT devices, and wearables.
2. Embedded Systems: The regulator can be used in embedded systems to provide a stable voltage supply to microcontrollers, sensors, and other components.
3. Communication Equipment: It can be employed in communication equipment like routers, modems, and wireless devices to ensure a reliable power source.
4. Automotive Electronics: The IC finds applications in automotive electronics, providing regulated voltage to various components such as infotainment systems, sensors, and control modules.

Detailed and Complete Alternative Models

1. MIC5205-2.5YM5 TR: This voltage regulator offers similar specifications and features, with a fixed output voltage of 2.5V and a maximum output current of 150mA.
2. LP2985-25DBVR: Another alternative with a fixed output voltage of 2.5V, low dropout voltage, and a maximum output current of 150mA.
3. MCP1700-2502E/TO: This IC provides a fixed output voltage of 2.5V, low dropout voltage, and a maximum output current of 250mA.

These alternative models can be considered based on specific application requirements and availability.

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