MIC5205-4.2BM5-TR

Product Overview

Category

MIC5205-4.2BM5-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 regulation: The MIC5205-4.2BM5-TR provides a regulated output voltage of 4.2V.
• Low dropout voltage: It operates with a low dropout voltage, ensuring efficient power conversion.
• Low quiescent current: The device consumes minimal current when in standby mode.
• Thermal shutdown protection: It includes built-in thermal shutdown protection to prevent overheating.
• Short-circuit protection: The regulator is equipped with short-circuit protection to safeguard against excessive current flow.

Package

The MIC5205-4.2BM5-TR comes in a small SOT-23-5 package, which is suitable for space-constrained applications.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

The product is typically packaged in reels or tape and reel packaging, with a quantity of 3000 units per reel.

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage: 4.2V
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 35µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5205-4.2BM5-TR has five pins arranged as follows:

1. VIN (Input Voltage): Connects to the input voltage source.
2. GND (Ground): Connected to the ground reference.
3. EN (Enable): Used to enable or disable the regulator.
4. BYP (Bypass): Connects to an external bypass capacitor for improved stability.
5. VOUT (Output Voltage): Provides the regulated output voltage of 4.2V.

Functional Features

• Low dropout voltage ensures efficient power conversion even with small input-output voltage differentials.
• Thermal shutdown protection prevents the device from overheating, enhancing its reliability.
• Short-circuit protection safeguards against excessive current flow, protecting both the regulator and the connected circuitry.
• Enable pin allows for easy control of the regulator's operation.

Advantages and Disadvantages

Advantages

• Stable and regulated output voltage.
• Low dropout voltage for efficient power conversion.
• Built-in thermal shutdown and short-circuit protection.
• Small package size suitable for space-constrained applications.

Disadvantages

• Limited output voltage options (fixed at 4.2V).
• Not suitable for applications requiring adjustable output voltage.

Working Principles

The MIC5205-4.2BM5-TR is a linear voltage regulator that operates by comparing the output voltage to a reference voltage. It adjusts the resistance between the input and output to maintain a constant output voltage of 4.2V, regardless of changes in the input voltage or load conditions. The enable pin can be used to turn the regulator on or off, conserving power when not needed.

Detailed Application Field Plans

The MIC5205-4.2BM5-TR finds application in various electronic devices and circuits, including but not limited to: - Battery-powered devices: It provides a stable voltage supply for portable electronics such as smartphones, tablets, and wearable devices. - Embedded systems: The regulator ensures reliable power delivery to microcontrollers, sensors, and other components in embedded systems. - Automotive electronics: It can be used in automotive applications to regulate voltage for various subsystems, such as infotainment systems and engine control units. - Industrial control systems: The regulator is suitable for powering control boards, sensors, and actuators in industrial automation systems.

Detailed and Complete Alternative Models

1. LM1117-4.2: A popular alternative with similar specifications and pin configuration.
2. LT1763-4.2: Offers lower dropout voltage and higher output current capability.
3. TPS73601DBVR: Provides adjustable output voltage options with low dropout voltage.

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

In conclusion, the MIC5205-4.2BM5-TR is a voltage regulator that provides stable and regulated 4.2V output voltage. It features low dropout voltage, thermal shutdown protection, and short-circuit protection. This product finds applications in various electronic devices and circuits, including battery-powered devices, embedded systems, automotive electronics, and industrial control systems. Alternative models such as LM1117-4.2, LT1763-4.2, and TPS73601DBVR offer similar functionality and can be used as alternatives depending on specific requirements.