MIC5247-1.5BM5-TR

Product Overview

Category

MIC5247-1.5BM5-TR belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage levels in electronic circuits.

Characteristics

• Low dropout voltage
• High output accuracy
• Low quiescent current
• Thermal shutdown protection
• Short-circuit current limit
• Overcurrent protection

Package

MIC5247-1.5BM5-TR is available in a small SOT-23-5 package.

Essence

The essence of MIC5247-1.5BM5-TR lies in its ability to provide a stable and regulated output voltage.

Packaging/Quantity

This product is typically packaged in reels, with 3000 units per reel.

Specifications

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: 1.5V
• Dropout Voltage: 150mV at 150mA
• Quiescent Current: 40µA
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5247-1.5BM5-TR has five pins arranged as follows:

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Pin 1: Enable (EN) Pin 2: Ground (GND) Pin 3: Feedback (FB) Pin 4: Output (OUT) Pin 5: Input (IN)

Functional Features

• Enable pin for power control
• Stable and accurate output voltage
• Low power consumption
• Protection against thermal shutdown and overcurrent

Advantages and Disadvantages

Advantages

• Low dropout voltage ensures efficient power conversion
• High output accuracy for precise voltage regulation
• Low quiescent current minimizes power consumption
• Thermal shutdown protection prevents overheating
• Short-circuit current limit protects the circuit from damage

Disadvantages

• Limited input voltage range (2.3V to 5.5V)
• Output voltage fixed at 1.5V

Working Principles

MIC5247-1.5BM5-TR operates based on a linear voltage regulator principle. It takes an input voltage within the specified range and regulates it to a stable 1.5V output voltage. The feedback pin continuously monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. The enable pin allows for power control, enabling or disabling the regulator as needed.

Detailed Application Field Plans

MIC5247-1.5BM5-TR finds applications in various electronic devices and circuits that require a stable 1.5V power supply. Some common application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices often require a regulated 1.5V supply for efficient operation.

2. IoT devices: Internet of Things (IoT) devices, including sensors, actuators, and communication modules, can benefit from the stable voltage provided by MIC5247-1.5BM5-TR.

3. Embedded systems: Microcontrollers, development boards, and other embedded systems often rely on a regulated voltage source to ensure reliable performance.

4. Audio equipment: Certain audio components, such as amplifiers and DACs, may require a precise and stable 1.5V supply for optimal audio quality.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5247-1.5BM5-TR are:

1. LM1117-1.5: A popular voltage regulator with a fixed 1.5V output and low dropout voltage.
2. LT1763-1.5: A high-performance LDO regulator capable of providing a stable 1.5V output with low quiescent current.
3. TPS7A4901-1.5: An ultra-low-noise LDO regulator suitable for applications requiring precise voltage regulation.

These alternative models can be considered based on specific requirements and design constraints.

In conclusion, MIC5247-1.5BM5-TR is a voltage regulator that offers stable and accurate 1.5V output voltage. Its low dropout voltage, high output accuracy, and various protection features make it suitable for a wide range of electronic applications. However, designers should consider the limited input voltage range and fixed output voltage when selecting this product.