Overview
The BC817-QR is a high-performance NPN bipolar junction transistor (BJT) manufactured by Nexperia USA Inc. This transistor is part of the BC817-Q series and is designed for general-purpose applications. It is known for its reliability, high current handling, and robust operating temperature range, making it suitable for a wide array of electronic circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Part Number | BC817-QR |
| Manufacturer | Nexperia USA Inc. |
| Transistor Type | NPN |
| Current - Collector (Ic) (Max) | 500 mA |
| Voltage - Collector Emitter Breakdown (Max) | 45 V |
| Vce Saturation (Max) @ Ib, Ic | 700 mV @ 50 mA, 500 mA |
| Current - Collector Cutoff (Max) | 100 nA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 100 @ 100 mA, 1 V |
| Power - Max | 250 mW |
| Frequency - Transition | 100 MHz |
| Operating Temperature | -55°C to 150°C (TJ) |
| Mounting Type | Surface Mount |
Key Features
- High Current Handling: The BC817-QR can handle up to 500 mA of collector current, making it suitable for applications requiring moderate to high current levels.
- Robust Operating Temperature Range: It operates within a temperature range of -55°C to 150°C, ensuring reliability in various environmental conditions.
- High Voltage Capability: With a maximum collector-emitter breakdown voltage of 45 V, this transistor is versatile for use in a variety of voltage regimes.
- Low Saturation Voltage: The Vce saturation voltage is as low as 700 mV, which is beneficial for reducing power consumption in circuits.
- High Transition Frequency: The transistor has a transition frequency of 100 MHz, making it suitable for high-frequency applications.
Applications
- General-Purpose Amplification: The BC817-QR is widely used in general-purpose amplifier circuits due to its balanced current gain and voltage handling capabilities.
- Switching Circuits: Its low saturation voltage and high transition frequency make it ideal for switching applications.
- Automotive Electronics: The transistor is AEC-Q101 qualified, making it suitable for use in automotive electronic systems.
- Industrial Control Systems: It can be used in various industrial control circuits where reliability and robustness are critical.
Q & A
- What is the maximum collector current of the BC817-QR transistor?
The maximum collector current of the BC817-QR transistor is 500 mA.
- What is the maximum collector-emitter breakdown voltage of the BC817-QR?
The maximum collector-emitter breakdown voltage is 45 V.
- What is the operating temperature range of the BC817-QR transistor?
The operating temperature range is -55°C to 150°C (TJ).
- What is the transition frequency of the BC817-QR transistor?
The transition frequency is 100 MHz.
- Is the BC817-QR transistor suitable for automotive applications?
Yes, the BC817-QR is AEC-Q101 qualified, making it suitable for automotive electronics.
- What is the mounting type of the BC817-QR transistor?
The BC817-QR is a surface mount transistor.
- What is the maximum power dissipation of the BC817-QR transistor?
The maximum power dissipation is 250 mW.
- What is the DC current gain (hFE) of the BC817-QR transistor?
The DC current gain (hFE) is at least 100 at 100 mA and 1 V.
- Can the BC817-QR be used in high-frequency applications?
Yes, the BC817-QR can be used in high-frequency applications due to its high transition frequency.
- What is the Vce saturation voltage of the BC817-QR transistor?
The Vce saturation voltage is 700 mV at 50 mA and 500 mA.
