MMUN2141LT1G

Product Overview

Category: Transistor
Use: Amplification and switching of electronic signals
Characteristics: Small signal NPN transistor, low voltage, high current capability
Package: SOT-23
Essence: Miniature size, high performance
Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

Voltage - Collector Emitter Breakdown (Max): 50V
Current - Collector (Ic) (Max): 600mA
Power - Max: 625mW
DC Current Gain (hFE) (Min) @ Ic, Vce: 100 @ 150mA, 5V
Transition Frequency: 250MHz
Operating Temperature: -55°C ~ 150°C

Detailed Pin Configuration

Emitter (E)
Base (B)
Collector (C)

Functional Features

High current gain
Low saturation voltage
Fast switching speed
Small package size

Advantages

Suitable for low voltage applications
High current capability
Compact and lightweight design
Wide operating temperature range

Disadvantages

Limited power dissipation capability
Sensitive to overvoltage conditions

Working Principles

The MMUN2141LT1G is a small signal NPN transistor that operates by controlling the flow of current between the collector and emitter terminals through the base terminal. When a small current is applied to the base, it allows a larger current to flow from the collector to the emitter, effectively amplifying the input signal.

Detailed Application Field Plans

Audio Amplification: Used in audio amplifiers to boost low-level signals.
Switching Circuits: Employed in electronic switches to control the flow of current.
Sensor Interfaces: Integrated into sensor interface circuits for signal conditioning.

Detailed and Complete Alternative Models

MMBT3904: Similar small signal NPN transistor with comparable characteristics.
2N2222: General purpose NPN transistor suitable for various applications.
BC547: Low power NPN transistor commonly used in audio amplification.

In conclusion, the MMUN2141LT1G is a versatile small signal NPN transistor with high current capability and low voltage operation, making it suitable for a wide range of amplification and switching applications.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von MMUN2141LT1G in technischen Lösungen auf

What is MMUN2141LT1G?
- MMUN2141LT1G is a NPN bipolar junction transistor (BJT) designed for general purpose amplifier and switching applications.
What are the typical applications of MMUN2141LT1G?
- The typical applications of MMUN2141LT1G include audio amplification, signal processing, and low-power switching circuits.
What is the maximum collector current rating of MMUN2141LT1G?
- The maximum collector current rating of MMUN2141LT1G is 100mA.
What is the voltage rating of MMUN2141LT1G?
- MMUN2141LT1G has a maximum collector-emitter voltage rating of 50V.
Is MMUN2141LT1G suitable for low-power applications?
- Yes, MMUN2141LT1G is suitable for low-power applications due to its low collector current and voltage ratings.
Can MMUN2141LT1G be used in audio amplifier circuits?
- Yes, MMUN2141LT1G is commonly used in audio amplifier circuits due to its general-purpose amplifier capabilities.
What are the key features of MMUN2141LT1G?
- The key features of MMUN2141LT1G include low collector-emitter saturation voltage, high current gain, and low power dissipation.
Does MMUN2141LT1G require external heat sinking?
- For most typical applications, MMUN2141LT1G does not require external heat sinking due to its low power dissipation.
Is MMUN2141LT1G suitable for battery-powered devices?
- Yes, MMUN2141LT1G is suitable for battery-powered devices due to its low power requirements and efficient operation.
Are there any specific layout considerations for using MMUN2141LT1G in PCB designs?
- It is recommended to follow standard PCB layout guidelines for high-frequency and low-noise applications when incorporating MMUN2141LT1G into circuit designs.