MIC5203-4.5BM5-TR

Product Overview

Category

MIC5203-4.5BM5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: MIC5203-4.5BM5-TR provides a stable output voltage.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Low quiescent current: The regulator consumes minimal current when not delivering power.
• Thermal shutdown protection: It includes built-in protection against excessive heat.

Package

MIC5203-4.5BM5-TR is available in a small SOT-23-5 package.

Essence

The essence of this product lies in its ability to maintain a constant and reliable output voltage, ensuring the proper functioning of electronic devices.

Packaging/Quantity

MIC5203-4.5BM5-TR is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input voltage range: 2.3V to 16V
• Output voltage: 4.5V
• Maximum output current: 150mA
• Dropout voltage: 100mV at 100mA
• Quiescent current: 35µA
• Operating temperature range: -40°C to +125°C

Pin Configuration

MIC5203-4.5BM5-TR has five pins arranged as follows:

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1. Vin: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin (active high)
4. Bypass: Bypass capacitor connection pin
5. Vout: Output voltage pin

Functional Features

• Voltage regulation: MIC5203-4.5BM5-TR maintains a stable output voltage regardless of input voltage fluctuations.
• Low dropout voltage: It can operate efficiently even when the input voltage is only slightly higher than the desired output voltage.
• Low quiescent current: The regulator consumes minimal current when not actively delivering power, reducing overall power consumption.
• Thermal shutdown protection: Built-in thermal protection prevents the regulator from overheating, ensuring its longevity and reliability.

Advantages and Disadvantages

Advantages

• Provides stable output voltage
• Low dropout voltage allows for efficient operation
• Low quiescent current reduces power consumption
• Thermal shutdown protection ensures reliability

Disadvantages

• Limited maximum output current (150mA)
• Input voltage range may be restrictive for certain applications

Working Principles

MIC5203-4.5BM5-TR utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a constant output voltage.

Detailed Application Field Plans

MIC5203-4.5BM5-TR finds application in various electronic devices and circuits that require a stable and regulated power supply. Some common application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the stable voltage provided by this regulator.
2. IoT devices: Internet of Things (IoT) devices often operate on low power and require a reliable power source, making MIC5203-4.5BM5-TR suitable for their power management needs.
3. Automotive electronics: This regulator can be used in automotive applications where a stable voltage is crucial for the proper functioning of various electronic components.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5203-4.5BM5-TR include:

1. LM1117-4.5: A popular voltage regulator with a fixed 4.5V output voltage.
2. MCP1700-4.5: Another voltage regulator offering a fixed 4.5V output voltage, suitable for low-power applications.
3. LT1763-4.5: A high-performance regulator with a fixed 4.5V output voltage and low dropout voltage.

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

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