Overview
The BC817-40 RFG is a high-performance NPN bipolar junction transistor (BJT) manufactured by Taiwan Semiconductor Corporation. This transistor is designed for general-purpose applications and is known for its low power loss and high efficiency. It features a surface mount SOT-23 package, making it suitable for a wide range of electronic circuits.
The BC817-40 RFG is part of the BC817 series, which includes various models with different current gain characteristics. This specific model is characterized by its high DC current gain and robust electrical specifications, making it a reliable choice for various electronic designs.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Transistor Type | NPN | - |
| Maximum DC Collector Current | 500 | mA |
| Maximum Collector Emitter Voltage | 45 | V |
| Maximum Collector Base Voltage | 50 | V |
| Maximum Emitter Base Voltage | 5 | V |
| Maximum Power Dissipation | 300 | mW |
| Minimum DC Current Gain (hFE) | 250 | - |
| Transition Frequency | 100 | MHz |
| Operating Temperature Range | -55°C to +150°C | - |
| Package Type | SOT-23 | - |
| Mounting Type | Surface Mount | - |
| Dimensions | 3 x 1.4 x 1.2 mm | - |
| RoHS Status | ROHS3 Compliant | - |
Key Features
- Low Power Loss and High Efficiency: The BC817-40 RFG is designed to minimize power loss, making it efficient for various applications.
- High DC Current Gain: With a minimum DC current gain of 250, this transistor offers reliable amplification and switching performance.
- Robust Electrical Specifications: It features a maximum collector-emitter voltage of 45V and a maximum collector current of 500mA, making it suitable for a wide range of applications.
- Compact SOT-23 Package: The surface mount SOT-23 package is ideal for space-constrained designs and high-density PCBs.
- Wide Operating Temperature Range: The transistor can operate from -55°C to +150°C, ensuring reliability in diverse environmental conditions.
- ROHS3 Compliant: The BC817-40 RFG is compliant with the Restriction of Certain Hazardous Substances directive, making it environmentally friendly.
Applications
- General Purpose Amplification: Suitable for general-purpose amplification in audio, video, and other electronic circuits.
- Switching Circuits: Can be used in switching applications due to its high current gain and low saturation voltage.
- Automotive Electronics: The wide operating temperature range makes it suitable for use in automotive electronics.
- Consumer Electronics: Ideal for use in consumer electronics such as TVs, radios, and other household appliances.
- Industrial Control Systems: Can be used in industrial control systems where reliability and efficiency are crucial.
Q & A
- What is the maximum collector-emitter voltage of the BC817-40 RFG?
The maximum collector-emitter voltage is 45V.
- What is the minimum DC current gain (hFE) of the BC817-40 RFG?
The minimum DC current gain is 250.
- What is the package type of the BC817-40 RFG?
The package type is SOT-23.
- What is the operating temperature range of the BC817-40 RFG?
The operating temperature range is -55°C to +150°C.
- Is the BC817-40 RFG ROHS compliant?
Yes, the BC817-40 RFG is ROHS3 compliant.
- What is the maximum power dissipation of the BC817-40 RFG?
The maximum power dissipation is 300 mW.
- What is the transition frequency of the BC817-40 RFG?
The transition frequency is 100 MHz.
- What are the dimensions of the BC817-40 RFG?
The dimensions are 3 x 1.4 x 1.2 mm.
- What is the maximum collector base voltage of the BC817-40 RFG?
The maximum collector base voltage is 50 V.
- What is the maximum emitter base voltage of the BC817-40 RFG?
The maximum emitter base voltage is 5 V.
