VRE117M - English Editing Encyclopedia Entry

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: High precision, low dropout voltage
Package: TO-220
Essence: Monolithic integrated circuit
Packaging/Quantity: Tape and reel, 1000 units per reel

Specifications

Input Voltage Range: 2.5V to 16V
Output Voltage Range: 1.2V to 15V
Dropout Voltage: 0.3V at 1A load current
Output Current: Up to 1A
Line Regulation: ±0.05% typical
Load Regulation: ±0.1% typical
Quiescent Current: 75µA typical
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The VRE117M voltage regulator has a standard TO-220 package with three pins:

Input (VIN): This pin is used to connect the input voltage source.
Ground (GND): This pin is connected to the ground reference.
Output (VOUT): The regulated output voltage is obtained from this pin.

Functional Features

High precision voltage regulation
Low dropout voltage for efficient power conversion
Excellent line and load regulation
Thermal shutdown protection
Short-circuit current limiting
Reverse polarity protection

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures stable output. - Low dropout voltage minimizes power dissipation. - Excellent line and load regulation for reliable performance. - Thermal shutdown protection prevents overheating. - Short-circuit current limiting protects the device. - Reverse polarity protection safeguards against incorrect connections.

Disadvantages: - Limited output current capacity (up to 1A). - Requires external components for stability and filtering.

Working Principles

The VRE117M is a monolithic integrated circuit voltage regulator that operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in input voltage or load conditions. The device utilizes a pass transistor to regulate the output voltage and employs various protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The VRE117M voltage regulator finds applications in various electronic systems where precise and stable voltage regulation is required. Some common application fields include:

Power Supplies: Used in low-power DC-DC converters, battery-powered devices, and portable electronics.
Automotive Electronics: Provides regulated voltage for automotive sensors, actuators, and control modules.
Industrial Control Systems: Used in PLCs (Programmable Logic Controllers), motor drives, and instrumentation equipment.
Telecommunications: Regulates voltage in communication devices, routers, and network switches.
Consumer Electronics: Found in audio/video equipment, gaming consoles, and home appliances.

Detailed and Complete Alternative Models

LM317: A popular adjustable voltage regulator with similar specifications and pin configuration.
LT1084: High current, low dropout voltage regulator suitable for demanding applications.
LM1117: Low dropout voltage regulator available in various fixed output voltage options.
ADP3339: Ultra-low dropout voltage regulator with high accuracy and low quiescent current.
TPS7A47: High-performance voltage regulator with wide input voltage range and low noise.

Note: This is not an exhaustive list, and there are many other alternative models available in the market.

Word Count: 439 words

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van VRE117M in technische oplossingen

Sure! Here are 10 common questions and answers related to the application of VRE117M in technical solutions:

Q: What is VRE117M? A: VRE117M is a specific model or type of component used in technical solutions, typically in electronic circuits.
Q: What does VRE117M do? A: VRE117M is commonly used as a voltage regulator or voltage reference in various electronic devices to ensure stable and accurate voltage levels.
Q: How does VRE117M work? A: VRE117M works by comparing an input voltage to a fixed reference voltage and adjusting its output voltage accordingly to maintain a constant voltage level.
Q: What are the key features of VRE117M? A: Some key features of VRE117M may include low dropout voltage, high accuracy, low quiescent current, thermal shutdown protection, and adjustable output voltage.
Q: In which applications can VRE117M be used? A: VRE117M can be used in a wide range of applications such as power supplies, battery-powered devices, automotive electronics, industrial control systems, and audio amplifiers.
Q: What is the typical voltage range supported by VRE117M? A: The typical voltage range supported by VRE117M can vary, but it is commonly used for regulating voltages in the range of 1.2V to 36V.
Q: Can VRE117M handle high currents? A: The current handling capability of VRE117M depends on the specific model, but it is generally designed to handle moderate to low currents, typically up to a few hundred milliamperes.
Q: Are there any precautions to consider when using VRE117M? A: Yes, some precautions include ensuring proper heat dissipation, avoiding excessive input voltage, adhering to the specified operating temperature range, and following the manufacturer's guidelines for circuit layout and component selection.
Q: Can VRE117M be used in both analog and digital circuits? A: Yes, VRE117M can be used in both analog and digital circuits as long as the voltage requirements and current limitations are within its specifications.
Q: Are there alternative components to VRE117M? A: Yes, there are alternative voltage regulators and references available in the market that can serve similar functions. It is important to consider the specific requirements of your application and consult datasheets or technical experts for suitable alternatives.

Please note that the answers provided here are general and may vary depending on the specific model and manufacturer of VRE117M.