2N4125Manufacturer: FAI Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW. | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| 2N4125 | FAI | 1000 | In Stock |
Description and Introduction
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW. The 2N4125 is a general-purpose NPN bipolar junction transistor (BJT) manufactured by FAI (Fairchild Semiconductor). Below are the factual specifications for the 2N4125 transistor:
- **Type**: NPN These specifications are based on standard operating conditions and may vary slightly depending on the specific batch or testing conditions. |
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Application Scenarios & Design Considerations
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW.# Technical Documentation: 2N4125 NPN Bipolar Junction Transistor
## 1. Application Scenarios ### Typical Use Cases  Amplification Circuits   Switching Applications   Oscillator Circuits  ### Industry Applications ### Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management   Biasing Stability   Frequency Response  ### Compatibility Issues  Voltage Level Matching   Impedance Matching   Parasitic Considerations  ### PCB Layout Recommendations  General Layout Guidelines   Thermal Management   High-Frequency Considerations  |
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| Partnumber | Manufacturer | Quantity | Availability |
| 2N4125 | MOT | 200 | In Stock |
Description and Introduction
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW. The 2N4125 is a general-purpose NPN bipolar junction transistor (BJT). According to the manufacturer's specifications from Motorola (MOT), the key parameters for the 2N4125 are as follows:
- **Collector-Emitter Voltage (V_CEO):** 25 V These specifications are based on the datasheet provided by Motorola for the 2N4125 transistor. |
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Application Scenarios & Design Considerations
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW.# Technical Documentation: 2N4125 NPN Bipolar Junction Transistor
 Manufacturer : Motorola (MOT) ## 1. Application Scenarios ### Typical Use Cases  Amplification Circuits   Switching Applications   Oscillator Circuits  ### Industry Applications  Industrial Control Systems   Telecommunications  ### Practical Advantages and Limitations  Advantages   Limitations  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management   Biasing Stability   Frequency Response Limitations  ### Compatibility Issues with Other Components  Passive Component Selection   Interface Considerations  ### PCB Layout Recommendations  General Layout Guidelines   Power Supply Decoupling   Thermal Management Layout  ## 3. Technical Specifications ### Key Parameter Explanations  Absolute Maximum Ratings  |
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| Partnumber | Manufacturer | Quantity | Availability |
| 2N4125 | FSC | 39 | In Stock |
Description and Introduction
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW. The 2N4125 is a general-purpose NPN bipolar junction transistor (BJT). According to the FSC (Federal Supply Code) specifications, it is categorized under the FSC 5961 (Semiconductor Devices and Associated Hardware). The manufacturer of the 2N4125 transistor must comply with military standards, such as MIL-PRF-19500, which ensures reliability and performance under stringent conditions. The transistor is typically used in amplification and switching applications. Specific electrical characteristics, such as current gain (hFE), collector-emitter voltage (VCEO), and power dissipation, are defined in the datasheet provided by the manufacturer.
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Application Scenarios & Design Considerations
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW.# Technical Documentation: 2N4125 NPN Silicon Transistor
## 1. Application Scenarios ### Typical Use Cases  Amplification Circuits   Switching Applications  ### Industry Applications  Industrial Control Systems   Telecommunications   Automotive Electronics  ### Practical Advantages and Limitations  Advantages   Limitations  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management Issues   Stability Problems in Amplifier Circuits   Saturation Voltage Concerns  ### Compatibility Issues with Other Components  Digital Interface Compatibility   Passive Component Selection  |
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| Partnumber | Manufacturer | Quantity | Availability |
| 2N4125 | FAIRCHILD | 6611 | In Stock |
Description and Introduction
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW. The 2N4125 is a general-purpose NPN bipolar junction transistor (BJT) manufactured by Fairchild Semiconductor. Below are the key specifications for the 2N4125:
- **Type**: NPN These specifications are typical for the 2N4125 transistor as provided by Fairchild Semiconductor. |
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Application Scenarios & Design Considerations
Amplifier transistor. Collector-emitter voltage: Vceo = -30V. Collector-base voltage: Vcbo = -30V. Collector dissipation: Pc(max) = 625mW.# Technical Documentation: 2N4125 NPN General-Purpose Transistor
## 1. Application Scenarios ### Typical Use Cases  Amplification Circuits   Switching Applications   Oscillator Circuits  ### Industry Applications ### Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Thermal Management Issues   Biasing Instability   Saturation Voltage Concerns  ### Compatibility Issues with Other Components  Digital Interface Compatibility   Power Supply Considerations   Mixed-Signal Environments  ### PCB Layout Recommendations  General Layout Guidelines  |
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