MIC5317-3.3YM5-T5

Product Overview

Category

MIC5317-3.3YM5-T5 belongs to the category of voltage regulators.

Use

This product is commonly used in electronic devices to regulate and stabilize the voltage supply.

Characteristics

• Voltage regulation: The MIC5317-3.3YM5-T5 ensures a stable output voltage of 3.3V.
• Efficiency: It offers high efficiency, minimizing power loss during voltage conversion.
• Low dropout voltage: The regulator maintains a low dropout voltage, enabling it to operate even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: It includes built-in thermal shutdown protection to prevent overheating.
• Small package size: The MIC5317-3.3YM5-T5 comes in a compact package, making it suitable for space-constrained applications.
• Low quiescent current: It has a low quiescent current, reducing power consumption when the load is light.

Package and Quantity

The MIC5317-3.3YM5-T5 is available in a small SOT-23-5 package. It is typically sold in reels containing a quantity of 3000 units.

Specifications

• Input voltage range: 2.3V to 5.5V
• Output voltage: 3.3V
• Maximum output current: 500mA
• Dropout voltage: 200mV at 100mA
• Quiescent current: 45µA
• Operating temperature range: -40°C to +125°C

Pin Configuration

The MIC5317-3.3YM5-T5 has five pins arranged as follows:

```

---

| | --| VIN GND |-- Pin 1: Ground (GND) --| VOUT EN |-- Pin 2: Enable (EN) --| FB NC |-- Pin 3: No Connection (NC) --| NC NC |-- Pin 4: No Connection (NC) --| VIN VOUT|-- Pin 5: Output Voltage (VOUT) |___________| ```

Functional Features

• Voltage Regulation: The MIC5317-3.3YM5-T5 provides a stable output voltage of 3.3V, ensuring reliable operation of connected devices.
• Enable Pin: The EN pin allows for easy control of the regulator's output. When pulled low, the regulator enters a low-power shutdown mode.
• Thermal Shutdown Protection: Built-in thermal shutdown protection prevents the regulator from overheating, enhancing its reliability and safety.
• Low Dropout Voltage: The low dropout voltage enables the regulator to operate efficiently even when the input voltage is close to the desired output voltage.
• Fast Transient Response: The MIC5317-3.3YM5-T5 exhibits a fast transient response, quickly adapting to changes in load conditions.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power loss
• Compact package size, suitable for space-constrained applications
• Low quiescent current, reducing power consumption
• Fast transient response, ensuring stability during load changes

Disadvantages

• Limited maximum output current (500mA)

Working Principles

The MIC5317-3.3YM5-T5 operates as a linear voltage regulator. It takes an input voltage within the range of 2.3V to 5.5V and regulates it to a stable 3.3V output voltage. The regulator achieves this by using a feedback mechanism that compares the output voltage with a reference voltage. Any deviation from the desired output voltage is corrected by adjusting the internal circuitry to maintain a constant 3.3V output.

Application Field Plans

The MIC5317-3.3YM5-T5 finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - IoT devices - Embedded systems - Wearable devices

Alternative Models

Here are some alternative models that can be considered as alternatives to the MIC5317-3.3YM5-T5: - LM1117-3.3: A popular linear voltage regulator with similar specifications. - TPS73633: Another option offering a stable 3.3V output voltage. - LT1763: A high-performance regulator suitable for demanding applications.

These alternative models provide similar functionality and can be used as replacements based on specific requirements.

In conclusion, the MIC5317-3.3YM5-T5 is a voltage regulator that offers stable and efficient voltage regulation. With its compact size and low quiescent current, it is well-suited for various electronic applications. However, its limited maximum output current should be taken into consideration when selecting this regulator for high-power applications.