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MIC5246-1.85BM5-TR

MIC5246-1.85BM5-TR

Product Overview

Category

MIC5246-1.85BM5-TR belongs to the category of voltage regulators.

Use

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

Characteristics

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

Package

MIC5246-1.85BM5-TR is available in a small SOT-23-5 package.

Essence

The essence of this product lies in its ability to provide a stable output voltage despite fluctuations in input voltage or load conditions.

Packaging/Quantity

MIC5246-1.85BM5-TR is typically sold in reels containing 3000 units.

Specifications

  • Input Voltage Range: 2.3V to 5.5V
  • Output Voltage: 1.85V
  • Dropout Voltage: 150mV at 150mA
  • Quiescent Current: 40µA (typical)
  • Output Accuracy: ±2%
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

MIC5246-1.85BM5-TR has five pins arranged as follows:

```


| | --| Vout GND|-- --| Vin EN |-- --| Bypass NC |-- |___________| ```

Pin Description: - Vout: Output voltage pin - GND: Ground reference - Vin: Input voltage pin - EN: Enable pin (active high) - Bypass: Bypass capacitor connection (no connect)

Functional Features

  • Low dropout voltage ensures efficient regulation even with low input-output voltage differentials.
  • Low quiescent current minimizes power consumption in standby or idle modes.
  • High output accuracy provides precise voltage regulation for sensitive electronic components.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limit protects the regulator and connected devices from overcurrent conditions.

Advantages and Disadvantages

Advantages

  • Compact SOT-23-5 package allows for space-saving integration into small electronic devices.
  • Wide input voltage range enables compatibility with various power sources.
  • Excellent line and load regulation characteristics ensure stable performance under different operating conditions.
  • Low quiescent current extends battery life in portable applications.
  • Thermal shutdown protection enhances reliability and safeguards against overheating.

Disadvantages

  • Limited output voltage options restrict its use in applications requiring different voltage levels.
  • The SOT-23-5 package may pose challenges for manual soldering due to its small size.

Working Principles

MIC5246-1.85BM5-TR is a linear voltage regulator that utilizes a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage derived from the output. Any difference between these voltages is amplified and used to adjust the pass transistor, maintaining a constant output voltage.

Detailed Application Field Plans

MIC5246-1.85BM5-TR finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC5246-1.85BM5-TR are: - LM1117-1.8V - LT1763-1.85 - TPS79318

These alternatives can be considered based on specific requirements such as input/output voltage ranges, package types, and additional features.

In conclusion, MIC5246-1.85BM5-TR is a voltage regulator with excellent characteristics, compact packaging, and wide application possibilities. Its ability to provide stable output voltage makes it an essential component in various electronic systems.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MIC5246-1.85BM5-TR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MIC5246-1.85BM5-TR in technical solutions:

Q1: What is MIC5246-1.85BM5-TR? A1: MIC5246-1.85BM5-TR is a specific model of low-dropout (LDO) voltage regulator manufactured by Microchip Technology. It is designed to provide a stable output voltage of 1.85V with a low dropout voltage.

Q2: What is the typical input voltage range for MIC5246-1.85BM5-TR? A2: The typical input voltage range for MIC5246-1.85BM5-TR is between 2.3V and 20V.

Q3: What is the maximum output current that MIC5246-1.85BM5-TR can handle? A3: MIC5246-1.85BM5-TR can handle a maximum output current of 150mA.

Q4: Can MIC5246-1.85BM5-TR be used in battery-powered applications? A4: Yes, MIC5246-1.85BM5-TR can be used in battery-powered applications as it has a low quiescent current and operates efficiently even at low input voltages.

Q5: Is MIC5246-1.85BM5-TR suitable for noise-sensitive applications? A5: Yes, MIC5246-1.85BM5-TR is designed with excellent power supply rejection ratio (PSRR) and low output noise, making it suitable for noise-sensitive applications.

Q6: Can MIC5246-1.85BM5-TR handle overcurrent or short-circuit conditions? A6: Yes, MIC5246-1.85BM5-TR has built-in overcurrent and thermal protection features to safeguard against overloads and short-circuits.

Q7: What is the operating temperature range for MIC5246-1.85BM5-TR? A7: The operating temperature range for MIC5246-1.85BM5-TR is typically -40°C to +125°C.

Q8: Does MIC5246-1.85BM5-TR require any external components for operation? A8: Yes, MIC5246-1.85BM5-TR requires a few external components such as input and output capacitors for stability and filtering.

Q9: Can MIC5246-1.85BM5-TR be used in automotive applications? A9: Yes, MIC5246-1.85BM5-TR is suitable for automotive applications as it meets the necessary automotive standards and has a wide input voltage range.

Q10: Is there a recommended PCB layout or application circuit for MIC5246-1.85BM5-TR? A10: Yes, Microchip provides a recommended PCB layout and application circuit in the datasheet of MIC5246-1.85BM5-TR, which should be followed for optimal performance and reliability.

Please note that these answers are general and may vary depending on specific design requirements and conditions. It is always recommended to refer to the official datasheet and consult with technical experts for accurate information and guidance.