Overview
The BC817-40QCZ is a 45 V, 500 mA NPN general-purpose transistor produced by Nexperia USA Inc. This transistor is designed in an ultra-small DFN1412D-3 (SOT8009) leadless Surface-Mounted Device (SMD) plastic package with side-wettable flanks. It is part of Nexperia’s extensive portfolio of bipolar transistors, which are widely used in various electronic designs across different industries.
Key Specifications
| Parameter | Value |
|---|---|
| Package | DFN1412D-3 (SOT8009) |
| Channel Type | NPN |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Continuous Collector Current (IC) | 500 mA |
| Power Dissipation (Ptot) | 380 mW |
| Minimum Current Gain (hFE) | 250 |
| Maximum Current Gain (hFE) | 600 |
| Maximum Junction Temperature (TJ) | 150 °C |
| Transition Frequency (fT) | 100 MHz |
| Automotive Qualified | Yes (AEC-Q101) |
Key Features
- High power dissipation capability
- High current handling up to 500 mA
- Three current gain selections available
- Suitable for Automatic Optical Inspection (AOI) of solder joints
- Ultra-small footprint with a low package height of 0.5 mm
- AEC-Q101 qualified for automotive applications
- General-purpose switching and amplification capabilities
Applications
The BC817-40QCZ transistor is versatile and can be used in a variety of applications across different industries, including:
- Automotive systems
- Industrial control systems
- Consumer electronics
- Mobile devices
- Wearables and IoT devices
- Space-restricted applications where a small footprint is crucial
Q & A
- What is the maximum collector-emitter voltage of the BC817-40QCZ transistor?
The maximum collector-emitter voltage (VCEO) is 45 V.
- What is the continuous collector current rating of the BC817-40QCZ transistor?
The continuous collector current (IC) is 500 mA.
- What package type is the BC817-40QCZ transistor available in?
The transistor is available in the DFN1412D-3 (SOT8009) leadless SMD package.
- Is the BC817-40QCZ transistor AEC-Q101 qualified?
Yes, the BC817-40QCZ transistor is AEC-Q101 qualified for automotive applications.
- What are the minimum and maximum current gain values for the BC817-40QCZ transistor?
The minimum current gain (hFE) is 250, and the maximum current gain is 600.
- What is the transition frequency (fT) of the BC817-40QCZ transistor?
The transition frequency is 100 MHz.
- What is the maximum junction temperature (TJ) of the BC817-40QCZ transistor?
The maximum junction temperature is 150 °C.
- Is the BC817-40QCZ transistor suitable for Automatic Optical Inspection (AOI) of solder joints?
Yes, it is suitable for AOI of solder joints.
- What are some typical applications of the BC817-40QCZ transistor?
Typical applications include automotive systems, industrial control systems, consumer electronics, mobile devices, and wearables.
- How does the small footprint of the BC817-40QCZ transistor benefit its use in various applications?
The small footprint and low package height make it ideal for space-restricted applications where compact design is crucial.
