MIC5259-3.3BD5-TR

Product Overview

Category

MIC5259-3.3BD5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

• Voltage regulation: The MIC5259-3.3BD5-TR provides a stable output voltage of 3.3V.
• 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 in standby mode.
• Thermal shutdown protection: It includes built-in protection to prevent overheating.

Package

The MIC5259-3.3BD5-TR comes in a small surface-mount package, making it suitable for compact electronic devices.

Essence

This voltage regulator is designed to provide a reliable and stable power supply for various electronic applications.

Packaging/Quantity

The MIC5259-3.3BD5-TR is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 3.3V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C
• Maximum Output Current: 500mA

Pin Configuration

The MIC5259-3.3BD5-TR has 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

• Voltage Regulation: The MIC5259-3.3BD5-TR ensures a stable output voltage of 3.3V, regardless of input voltage fluctuations.
• Low Dropout Voltage: It can maintain regulation even when the input voltage is only slightly higher than the desired output voltage.
• Thermal Shutdown Protection: The regulator includes a built-in thermal shutdown feature that protects it from overheating.
• Enable Pin Control: The EN pin allows for easy on/off control of the regulator.

Advantages and Disadvantages

Advantages

• Stable output voltage
• Low dropout voltage
• Low quiescent current
• Thermal shutdown protection
• Compact package size

Disadvantages

• Maximum output current limited to 500mA

Working Principles

The MIC5259-3.3BD5-TR operates based on the principle of linear voltage regulation. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. The regulator achieves this by controlling the flow of current between the input and output pins.

Detailed Application Field Plans

The MIC5259-3.3BD5-TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Embedded systems - Communication equipment - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative with similar specifications and performance.
2. LT1763-3.3: Offers lower dropout voltage and higher maximum output current compared to MIC5259-3.3BD5-TR.
3. TPS79633: Provides enhanced noise performance and higher PSRR (Power Supply Rejection Ratio).

These alternative models offer similar functionality and can be considered based on specific application requirements.

In conclusion, the MIC5259-3.3BD5-TR is a voltage regulator that provides stable and reliable power supply for various electronic applications. Its low dropout voltage, compact package size, and thermal shutdown protection make it suitable for a wide range of devices. However, its maximum output current limitation should be taken into consideration when selecting this regulator for high-current applications.