MIC37151-2.5WR

Product Overview

Use

It is primarily used to regulate voltage in electronic circuits.

Characteristics

Input Voltage Range: 4.5V to 36V
Output Voltage: 2.5V
Maximum Output Current: 1.5A
Dropout Voltage: 300mV
Operating Temperature Range: -40°C to +125°C
Package Type: TO-263-5L
Essence: Low dropout linear regulator

Packaging/Quantity

The MIC37151-2.5WR is available in a TO-263-5L package. It is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

Input Voltage Range: 4.5V to 36V
Output Voltage: 2.5V
Output Current: Up to 1.5A
Dropout Voltage: 300mV (typical)
Line Regulation: ±0.05% (typical)
Load Regulation: ±0.3% (typical)
Quiescent Current: 75µA (typical)
Ripple Rejection: 70dB (typical)
Thermal Shutdown Protection: Yes
Short Circuit Protection: Yes

Detailed Pin Configuration

The MIC37151-2.5WR has the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
NC: No connection
EN: Enable pin
VOUT: Output voltage pin

Functional Features

Low dropout voltage for efficient regulation
Wide input voltage range allows for versatile applications
Excellent line and load regulation for stable output voltage
Thermal shutdown protection prevents overheating
Short circuit protection safeguards the device and connected components

Advantages

High output current capability of up to 1.5A
Wide input voltage range allows for flexibility in various applications
Low dropout voltage minimizes power dissipation
Excellent line and load regulation ensures stable output voltage
Thermal shutdown and short circuit protection enhance reliability

Disadvantages

Limited output voltage options (fixed at 2.5V)
Higher quiescent current compared to some other regulators
Relatively larger package size (TO-263-5L) may not be suitable for space-constrained designs

Working Principles

The MIC37151-2.5WR is a low dropout linear regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage from the output, adjusting the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The MIC37151-2.5WR can be used in various applications, including but not limited to:

Power supplies for microcontrollers and digital circuits
Battery-powered devices requiring stable voltage regulation
Automotive electronics
Industrial control systems
Communication equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC37151-2.5WR include:

LM1117-2.5: Low dropout voltage regulator with fixed 2.5V output.
LT1763-2.5: Low noise, low dropout linear regulator with fixed 2.5V output.
TPS7A4901-2.5: Ultra-low dropout voltage regulator with fixed 2.5V output.

These alternative models provide comparable features and can be considered as substitutes based on specific application requirements.

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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van MIC37151-2.5WR in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of MIC37151-2.5WR in technical solutions:

Q: What is MIC37151-2.5WR? A: MIC37151-2.5WR is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 2.5V.
Q: What is the input voltage range for MIC37151-2.5WR? A: The input voltage range for MIC37151-2.5WR is typically between 4.5V and 36V.
Q: What is the maximum output current of MIC37151-2.5WR? A: MIC37151-2.5WR can provide a maximum output current of 1.5A.
Q: Can MIC37151-2.5WR be used in automotive applications? A: Yes, MIC37151-2.5WR is suitable for automotive applications as it can operate within the required voltage range and has built-in protection features.
Q: Does MIC37151-2.5WR require any external components for operation? A: Yes, MIC37151-2.5WR requires a few external components such as input and output capacitors for stability and filtering.
Q: Is MIC37151-2.5WR a linear or switching regulator? A: MIC37151-2.5WR is a linear regulator, which means it regulates the output voltage by dissipating excess power as heat.
Q: What is the typical dropout voltage of MIC37151-2.5WR? A: The typical dropout voltage of MIC37151-2.5WR is around 300mV at full load.
Q: Can MIC37151-2.5WR handle short-circuit conditions? A: Yes, MIC37151-2.5WR has built-in current limiting and thermal shutdown protection to handle short-circuit conditions.
Q: What is the operating temperature range of MIC37151-2.5WR? A: MIC37151-2.5WR can operate within a temperature range of -40°C to +125°C.
Q: Can MIC37151-2.5WR be used in battery-powered applications? A: Yes, MIC37151-2.5WR is suitable for battery-powered applications as it can efficiently regulate the voltage and extend battery life.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements of MIC37151-2.5WR.