MIC5209-4.2BS TR

Product Overview

Use

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

Characteristics

Voltage Output: 4.2V
Package Type: SOT-23
Essence: Low dropout voltage regulator
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

The MIC5209-4.2BS TR voltage regulator has the following specifications:

Input Voltage Range: 2.5V to 16V
Dropout Voltage: 20mV at 100mA
Output Current: 150mA
Line Regulation: 0.05% typical
Load Regulation: 0.1% typical
Quiescent Current: 120µA typical
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5209-4.2BS TR voltage regulator has three pins:

VIN (Pin 1): Input voltage pin.
GND (Pin 2): Ground reference pin.
VOUT (Pin 3): Output voltage pin.

Functional Features

Low dropout voltage: The MIC5209-4.2BS TR has a low dropout voltage, ensuring efficient regulation even with small input-output differentials.
Low quiescent current: The regulator operates with a low quiescent current, minimizing power consumption when the load is light.
Thermal shutdown protection: The device includes thermal shutdown protection, preventing damage due to excessive temperature.
Short-circuit protection: It incorporates short-circuit protection, safeguarding the regulator and the connected circuitry from damage.

Advantages and Disadvantages

Advantages

Stable output voltage regulation.
Low dropout voltage.
Low quiescent current consumption.
Thermal and short-circuit protection.

Disadvantages

Limited output current capacity (150mA).

Working Principles

The MIC5209-4.2BS TR is a low dropout voltage regulator that uses a PNP pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage to adjust the pass transistor's resistance, maintaining a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The MIC5209-4.2BS TR voltage regulator finds applications in various electronic devices and systems, including:

Battery-powered devices: It can be used in portable electronics such as smartphones, tablets, and digital cameras to ensure stable voltage supply.
Automotive electronics: The regulator is suitable for automotive applications, providing regulated power to sensors, actuators, and other components.
Industrial control systems: It can be employed in industrial control systems to regulate voltage levels for microcontrollers, sensors, and communication modules.
IoT devices: The regulator is useful in Internet of Things (IoT) devices, ensuring reliable power supply for sensors, wireless modules, and microcontrollers.

Detailed and Complete Alternative Models

Some alternative models to the MIC5209-4.2BS TR voltage regulator include:

LM1117-4.2V: A popular 4.2V voltage regulator with similar specifications.
MCP1700-4202E: Another 4.2V voltage regulator offering low dropout voltage and low quiescent current.
LT1763-4.2: A high-performance 4.2V regulator with excellent line and load regulation.

These alternatives provide similar functionality and can be considered based on specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC5209-4.2BS TR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MIC5209-4.2BS TR in technical solutions:

Q: What is MIC5209-4.2BS TR? A: MIC5209-4.2BS TR is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 4.2V.
Q: What is the input voltage range for MIC5209-4.2BS TR? A: The input voltage range for MIC5209-4.2BS TR is typically between 2.5V and 16V.
Q: What is the maximum output current of MIC5209-4.2BS TR? A: MIC5209-4.2BS TR can provide a maximum output current of 150mA.
Q: Can MIC5209-4.2BS TR be used in battery-powered applications? A: Yes, MIC5209-4.2BS TR can be used in battery-powered applications as it has a low dropout voltage and low quiescent current.
Q: Is MIC5209-4.2BS TR suitable for use in automotive electronics? A: Yes, MIC5209-4.2BS TR is suitable for use in automotive electronics as it meets the AEC-Q100 automotive qualification standards.
Q: Does MIC5209-4.2BS TR have built-in thermal shutdown protection? A: Yes, MIC5209-4.2BS TR has built-in thermal shutdown protection to prevent overheating.
Q: Can MIC5209-4.2BS TR operate in harsh environments? A: Yes, MIC5209-4.2BS TR is designed to operate in a wide temperature range and is suitable for use in harsh environments.
Q: What is the typical dropout voltage of MIC5209-4.2BS TR? A: The typical dropout voltage of MIC5209-4.2BS TR is 150mV at 100mA load current.
Q: Can MIC5209-4.2BS TR be used in low-power applications? A: Yes, MIC5209-4.2BS TR can be used in low-power applications as it has a low quiescent current of typically 35µA.
Q: Are there any recommended external components to use with MIC5209-4.2BS TR? A: Yes, it is recommended to use input and output capacitors for stability and noise filtering. The datasheet provides guidelines for selecting these components.

Please note that the answers provided here are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.