PL123-05SC-R
Overview
Category: Electronic Component
Use: Signal Amplification
Characteristics: High Gain, Low Noise
Package: SC-70
Essence: Transistor
Packaging/Quantity: Tape and Reel / 3000 units per reel
Specifications and Parameters
- Type: NPN
- Collector Current (Ic): 100mA
- Collector-Emitter Voltage (Vceo): 50V
- Emitter-Base Voltage (Veb): 5V
- Power Dissipation (Pd): 200mW
- Transition Frequency (ft): 250MHz
- Noise Figure (NF): 2dB
- Operating Temperature Range: -55°C to +150°C
Pin Configuration
- Base (B)
- Emitter (E)
- Collector (C)
Functional Characteristics
- High voltage gain
- Low noise figure
- Fast switching speed
- Wide operating temperature range
- Small package size
Advantages and Disadvantages
Advantages:
- High gain amplification
- Low noise performance
- Compact size
- Suitable for low-power applications
Disadvantages:
- Limited collector current
- Restricted voltage range
Applicable Range of Products
- Audio amplifiers
- RF receivers
- Oscillators
- Low-power switching circuits
Working Principles
The PL123-05SC-R is an NPN transistor that operates as a signal amplifier. When a small input signal is applied to the base terminal, it controls the larger output current flowing through the collector-emitter path. This amplification process allows the transistor to boost weak signals and provide higher power levels.
Detailed Application Field Plans
- Audio Amplifiers: The PL123-05SC-R can be used in audio amplifiers to amplify weak audio signals and drive speakers or headphones.
- RF Receivers: It is suitable for use in RF receivers to amplify weak radio frequency signals before further processing.
- Oscillators: The transistor can be utilized in oscillator circuits to generate stable oscillations at a desired frequency.
- Low-Power Switching Circuits: Due to its low power dissipation and small package size, it is ideal for low-power switching applications.
Detailed Alternative Models
- PL123-05SC-N: Similar to PL123-05SC-R but with PNP polarity.
- PL123-06SC-R: Higher collector current rating of 200mA.
- PL123-04SC-R: Lower noise figure of 1.5dB.
5 Common Technical Questions and Answers
Q: What is the maximum collector current of PL123-05SC-R? A: The maximum collector current is 100mA.
Q: Can PL123-05SC-R be used in high-temperature environments? A: Yes, it can operate within a temperature range of -55°C to +150°C.
Q: What is the noise figure of PL123-05SC-R? A: The noise figure is 2dB.
Q: Is PL123-05SC-R suitable for audio amplifier applications? A: Yes, it is commonly used in audio amplifiers to amplify weak audio signals.
Q: What is the package type of PL123-05SC-R? A: It comes in an SC-70 package.
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