MIC5245-3.3YM5-TR

Product Overview

Category

The MIC5245-3.3YM5-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 Output: 3.3V
• Package Type: SOT-23-5
• Essence: Low dropout voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The MIC5245-3.3YM5-TR has the following specifications:

• Input Voltage Range: 2.3V to 16V
• Dropout Voltage: 120mV at 150mA
• Output Current: 150mA
• Line Regulation: ±0.1%
• Load Regulation: ±0.4%
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5245-3.3YM5-TR has a SOT-23-5 package with the following pin configuration:

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Pin 1: VIN (Input Voltage) Pin 2: GND (Ground) Pin 3: NC (No Connection) Pin 4: VOUT (Output Voltage) Pin 5: BYP (Bypass Capacitor)

Functional Features

• Low dropout voltage: The MIC5245-3.3YM5-TR exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Low quiescent current: With a typical quiescent current of only 40µA, this voltage regulator minimizes power consumption in standby or low-load conditions.
• Thermal shutdown protection: The device includes built-in thermal shutdown protection, preventing damage due to excessive temperature.

Advantages and Disadvantages

Advantages

• Compact package size: The SOT-23-5 package allows for easy integration into space-constrained designs.
• Wide input voltage range: The MIC5245-3.3YM5-TR can accept input voltages ranging from 2.3V to 16V, providing flexibility in various applications.
• Low dropout voltage: The low dropout voltage ensures efficient regulation even with small voltage differentials.

Disadvantages

• Limited output current: With a maximum output current of 150mA, this voltage regulator may not be suitable for high-power applications.
• Noisy output: In some cases, the MIC5245-3.3YM5-TR may exhibit higher output noise compared to other voltage regulators.

Working Principles

The MIC5245-3.3YM5-TR operates as a linear voltage regulator. It uses a pass transistor to regulate the output voltage based on the difference between the input and desired output voltage. The internal circuitry ensures that the output voltage remains stable even when the input voltage fluctuates.

Detailed Application Field Plans

The MIC5245-3.3YM5-TR finds applications in various electronic systems, including but not limited to:

1. Battery-powered devices: This voltage regulator can be used in portable electronics such as smartphones, tablets, and wearable devices to provide a stable power supply.
2. Industrial control systems: The MIC5245-3.3YM5-TR is suitable for use in industrial control systems, ensuring consistent voltage levels for reliable operation.
3. Automotive electronics: With its wide input voltage range and compact package, this voltage regulator can be employed in automotive applications, such as infotainment systems and dashboard displays.

Detailed and Complete Alternative Models

1. LM1117-3.3: This voltage regulator offers similar specifications and functionality to the MIC5245-3.3YM5-TR, with a slightly different pin configuration.
2. MCP1700-3302E/TO: Another alternative, this voltage regulator provides a dropout voltage of 178mV at 250mA and comes in a TO-92 package.

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

In conclusion, the MIC5245-3.3YM5-TR is a voltage regulator that offers stable and regulated output voltage for various electronic applications. Its low dropout voltage, compact package, and wide input voltage range make it a versatile choice for designers seeking reliable voltage regulation.