Overview
The BC817-40WHE3-TP is a 45 V, 0.5 A NPN general-purpose transistor manufactured by Micro Commercial Components. This transistor is housed in the SOT323 (SC-70) package, making it suitable for a variety of applications requiring compact size and high reliability.
This device is part of the BC817 series, which is known for its high current gain, low voltage, and robust thermal characteristics. It is also fully RoHS compliant, lead-free, and halogen-free, aligning with modern environmental standards.
Key Specifications
| Characteristic | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Collector-Emitter Voltage | VCEO | - | - | 45 | V |
| Collector-Base Voltage | VCBO | - | - | 50 | V |
| Emitter-Base Voltage | VEBO | - | - | 5.0 | V |
| Collector Current (DC) | IC | - | - | 500 | mA |
| Peak Collector Current | ICM | - | - | 1 | A |
| DC Current Gain | hFE | 250 | - | 600 | - |
| Collector-Emitter Saturation Voltage | VCE(SAT) | - | - | 0.7 | V |
| Total Power Dissipation | Ptot | - | - | 200 | mW |
| Thermal Resistance, Junction to Ambient | RθJA | - | - | 625 | °C/W |
| Operating Temperature Range | Tj | -65 | - | 150 | °C |
Key Features
- Ideally suited for automatic insertion and surface mount assembly.
- Epitaxial planar die construction for high reliability.
- Complementary PNP types available (BC807 series).
- Totally lead-free and fully RoHS compliant.
- Halogen and antimony free, making it a 'green' device.
- Qualified to AEC-Q101 standards for automotive and high-reliability applications.
- High current gain and low voltage characteristics.
- Suitable for switching and AF amplifier applications.
Applications
- General-purpose switching and amplification.
- Automotive applications, including those requiring AEC-Q101 qualification.
- Industrial and consumer electronics.
- Audio frequency amplifiers.
- Other applications requiring high current gain and low voltage operation.
Q & A
- What is the maximum collector-emitter voltage of the BC817-40WHE3-TP?
The maximum collector-emitter voltage is 45 V.
- What is the typical DC current gain of the BC817-40WHE3-TP?
The typical DC current gain is between 250 and 600.
- Is the BC817-40WHE3-TP RoHS compliant?
Yes, it is fully RoHS compliant and lead-free.
- What is the maximum collector current of the BC817-40WHE3-TP?
The maximum collector current is 500 mA.
- What is the operating temperature range of the BC817-40WHE3-TP?
The operating temperature range is from -65°C to 150°C.
- Is the BC817-40WHE3-TP suitable for automotive applications?
Yes, it is qualified to AEC-Q101 standards, making it suitable for automotive applications.
- What is the thermal resistance from junction to ambient for the BC817-40WHE3-TP?
The thermal resistance from junction to ambient is approximately 625 °C/W.
- What is the collector-emitter saturation voltage of the BC817-40WHE3-TP?
The collector-emitter saturation voltage is typically 0.7 V.
- Is the BC817-40WHE3-TP available in other packages?
Yes, the BC817 series is available in various packages, including SOT23 and SOT54.
- What are the typical applications of the BC817-40WHE3-TP?
Typical applications include general-purpose switching, AF amplifiers, and automotive electronics.
