LK112SM17TR - English Editing Encyclopedia Entry

Product Overview

Category: Electronic Component
Use: Signal Amplification
Characteristics: High Gain, Low Noise
Package: Surface Mount Technology (SMT)
Essence: Transistor
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

Type: NPN Bipolar Junction Transistor
Maximum Collector Current (Ic): 500mA
Maximum Collector-Emitter Voltage (Vce): 50V
Maximum Power Dissipation (Pd): 625mW
Transition Frequency (fT): 250MHz
Noise Figure (NF): 2dB
Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The LK112SM17TR transistor has a three-pin configuration:

Collector (C): This pin is connected to the positive terminal of the power supply.
Base (B): The input signal is applied to this pin for amplification.
Emitter (E): The output signal is taken from this pin.

Functional Features

High gain: The LK112SM17TR offers a high voltage gain, making it suitable for applications requiring signal amplification.
Low noise: With a low noise figure, this transistor minimizes unwanted noise in the amplified signal.
Wide operating temperature range: The LK112SM17TR can operate in extreme temperature conditions, ranging from -55°C to +150°C.

Advantages and Disadvantages

Advantages: - High gain allows for effective signal amplification. - Low noise figure ensures a clean and clear amplified signal. - Wide operating temperature range enables usage in various environments.

Disadvantages: - Limited maximum collector current (Ic) of 500mA may restrict certain high-power applications. - Maximum power dissipation (Pd) of 625mW may limit usage in high-power circuits.

Working Principles

The LK112SM17TR is an NPN bipolar junction transistor. It operates based on the principles of amplification and control of electrical signals. When a small input signal is applied to the base pin, it controls the flow of current between the collector and emitter pins. This controlled current amplifies the input signal, allowing for higher power output.

Detailed Application Field Plans

The LK112SM17TR transistor finds applications in various fields, including:

Audio Amplification: It can be used in audio amplifiers to boost weak audio signals.
Radio Frequency (RF) Circuits: The transistor's high gain and low noise make it suitable for RF signal amplification.
Sensor Interfaces: It can be employed in sensor interfaces to amplify weak sensor signals for further processing.
Communication Systems: The LK112SM17TR can be utilized in communication systems for signal amplification and conditioning.

Detailed and Complete Alternative Models

BC547: A widely used NPN transistor with similar characteristics to the LK112SM17TR.
2N3904: Another popular NPN transistor offering comparable performance.
MPSA42: An alternative NPN transistor with higher voltage and current ratings.

These alternative models can be considered based on specific application requirements and availability.

Word Count: 346 words

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LK112SM17TR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LK112SM17TR in technical solutions:

Q: What is LK112SM17TR? A: LK112SM17TR is a specific model or part number of a component used in technical solutions, such as electronic circuits or systems.
Q: What is the purpose of LK112SM17TR? A: The purpose of LK112SM17TR is to serve as a component that performs a specific function within a technical solution, such as voltage regulation or signal amplification.
Q: How does LK112SM17TR work? A: LK112SM17TR works by utilizing its internal circuitry to process electrical signals according to its designed functionality, which can vary depending on the specific application.
Q: What are the key specifications of LK112SM17TR? A: The key specifications of LK112SM17TR may include parameters like voltage range, current rating, frequency response, input/output impedance, and temperature range.
Q: Can LK112SM17TR be used in high-power applications? A: It depends on the specific power rating of LK112SM17TR. Some models may be suitable for high-power applications, while others may have limitations.
Q: Is LK112SM17TR compatible with other components or systems? A: LK112SM17TR can be compatible with other components or systems if their electrical characteristics and interfaces align properly. It's important to check compatibility before integration.
Q: Are there any recommended operating conditions for LK112SM17TR? A: Yes, LK112SM17TR typically has recommended operating conditions regarding voltage supply, temperature, and other factors. These should be followed for optimal performance.
Q: Can LK112SM17TR be used in automotive applications? A: Some models of LK112SM17TR may be suitable for automotive applications, but it's important to check if they meet the required automotive standards and specifications.
Q: Are there any known limitations or considerations when using LK112SM17TR? A: Yes, some common limitations or considerations may include maximum voltage/current ratings, thermal dissipation requirements, and potential electromagnetic interference (EMI) issues.
Q: Where can I find more information about LK112SM17TR? A: More detailed information about LK112SM17TR can typically be found in its datasheet, which is provided by the manufacturer. It contains comprehensive technical specifications, application notes, and guidelines for usage.

Please note that the specific questions and answers may vary depending on the context and requirements of the technical solution.