Overview
The BC817-40-QBH-QZ is an NPN general-purpose transistor produced by Nexperia USA Inc. This transistor is part of the BC817 series and is designed for a wide range of applications, including automotive, industrial, and consumer electronics. It is housed in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for space-constrained designs. The transistor is qualified according to AEC-Q101, ensuring its reliability and performance in demanding automotive environments.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOT23 (TO-236AB) |
| Channel Type | NPN |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Continuous Collector Current (IC) | 500 mA |
| Power Dissipation (Ptot) | 250 mW |
| DC Current Gain (hFE) | 250 - 600 |
| Junction Temperature (TJ) | -65 to +150 °C |
| Transition Frequency (fT) | 100 MHz |
| AEC-Q101 Qualified | Yes |
Key Features
- High current capability: 500 mA continuous collector current.
- High voltage handling: 45 V collector-emitter voltage.
- Low power dissipation: 250 mW.
- High DC current gain: 250 to 600.
- High transition frequency: 100 MHz.
- AEC-Q101 qualified for automotive applications.
- Small SOT23 package for compact designs.
- RoHS compliant.
Applications
- Automotive systems: Due to its AEC-Q101 qualification, it is suitable for various automotive applications.
- General-purpose switching and amplification: Ideal for a wide range of switching and amplification tasks.
- LED dimmers and flashers: Can be used in LED lighting applications.
- Preamplifiers for power amplifiers: Suitable for audio and other signal amplification needs.
- High-frequency switching: Its high transition frequency makes it suitable for high-frequency applications.
- Modulators and demodulators for RF frequencies: Can be used in radio frequency circuits.
Q & A
- What is the collector-emitter voltage of the BC817-40-QBH-QZ transistor?
The collector-emitter voltage (VCEO) is 45 V. - What is the maximum continuous collector current of the BC817-40-QBH-QZ transistor?
The maximum continuous collector current (IC) is 500 mA. - What package type is the BC817-40-QBH-QZ transistor available in?
The transistor is available in the SOT23 (TO-236AB) package. - Is the BC817-40-QBH-QZ transistor AEC-Q101 qualified?
Yes, it is qualified according to AEC-Q101 for automotive applications. - What is the DC current gain (hFE) of the BC817-40-QBH-QZ transistor?
The DC current gain (hFE) ranges from 250 to 600. - What is the transition frequency (fT) of the BC817-40-QBH-QZ transistor?
The transition frequency (fT) is 100 MHz. - What are some common applications of the BC817-40-QBH-QZ transistor?
It is used in automotive systems, general-purpose switching and amplification, LED dimmers and flashers, preamplifiers for power amplifiers, high-frequency switching, and modulators and demodulators for RF frequencies. - Is the BC817-40-QBH-QZ transistor RoHS compliant?
Yes, it is RoHS compliant. - What is the junction temperature range of the BC817-40-QBH-QZ transistor?
The junction temperature range is -65 to +150 °C. - Where can I find more detailed specifications and datasheets for the BC817-40-QBH-QZ transistor?
You can find detailed specifications and datasheets on the Nexperia website or through authorized distributors.
