Overview
The BC847B-AQ is a high-performance NPN bipolar junction transistor (BJT) manufactured by Diotec Semiconductor. This transistor is designed for control and signal processing applications, offering a robust set of specifications that make it suitable for a wide range of electronic circuits. The BC847B-AQ is qualified to the AEC-Q101 standard, ensuring its reliability in automotive and other demanding environments. It features a single transistor configuration in a compact SOT-23 package, making it ideal for space-constrained designs.
Key Specifications
| Parameter | Value |
|---|---|
| Transistor Type | NPN |
| Package | SOT-23 (TO-236) |
| Collector-Emitter Voltage (VCEO) | 45 V |
| Collector-Base Voltage (VCBO) | 50 V |
| Emitter-Base Voltage (VEBO) | 6 V |
| Collector-Emitter Saturation Voltage | 600 mV |
| Maximum DC Collector Current | 100 mA |
| Power Dissipation (Pd) | 250 mW |
| Gain Bandwidth Product (fT) | 300 MHz |
| Minimum Operating Temperature | -55°C |
| Maximum Operating Temperature | +150°C |
| Qualification | AEC-Q101 |
| DC Current Gain (hFE) Max | 290 |
| Vce Saturation (Max) @ Ib, Ic | 400 mV @ 5 mA, 100 mA |
| Current - Collector Cutoff (Max) | 15 nA (ICBO) |
Key Features
- Compact Package: The BC847B-AQ is packaged in a SOT-23 (TO-236) surface mount package, making it suitable for space-constrained designs.
- High Performance: With a gain bandwidth product of 300 MHz and a maximum DC collector current of 100 mA, this transistor is ideal for high-frequency applications.
- Robust Operating Range: The transistor operates over a wide temperature range from -55°C to +150°C, ensuring reliability in various environmental conditions.
- AEC-Q101 Qualified: This qualification ensures the transistor meets stringent automotive standards, making it reliable for use in automotive and other demanding applications.
- Low Saturation Voltage: The collector-emitter saturation voltage is as low as 600 mV, which helps in reducing power consumption in switching applications.
Applications
- Automotive Systems: Due to its AEC-Q101 qualification, the BC847B-AQ is well-suited for use in automotive electronics, including control circuits and signal processing.
- Consumer Electronics: This transistor can be used in various consumer electronic devices such as audio amplifiers, switching circuits, and general-purpose amplifiers.
- Industrial Control Systems: The robust specifications of the BC847B-AQ make it a good choice for industrial control systems, including motor control and sensor interfaces.
- LED Driver Circuits: The transistor can be used in dimmable LED driver circuits and other lighting control applications due to its low saturation voltage and high current gain.
Q & A
- What is the collector-emitter voltage (VCEO) of the BC847B-AQ transistor?
The collector-emitter voltage (VCEO) of the BC847B-AQ transistor is 45 V.
- What is the maximum DC collector current of the BC847B-AQ transistor?
The maximum DC collector current of the BC847B-AQ transistor is 100 mA.
- What is the gain bandwidth product (fT) of the BC847B-AQ transistor?
The gain bandwidth product (fT) of the BC847B-AQ transistor is 300 MHz.
- What is the operating temperature range of the BC847B-AQ transistor?
The operating temperature range of the BC847B-AQ transistor is from -55°C to +150°C.
- Is the BC847B-AQ transistor qualified for automotive applications?
Yes, the BC847B-AQ transistor is qualified to the AEC-Q101 standard, making it suitable for automotive applications.
- What is the package type of the BC847B-AQ transistor?
The BC847B-AQ transistor is packaged in a SOT-23 (TO-236) surface mount package.
- What is the power dissipation (Pd) of the BC847B-AQ transistor?
The power dissipation (Pd) of the BC847B-AQ transistor is 250 mW.
- What is the collector-emitter saturation voltage of the BC847B-AQ transistor?
The collector-emitter saturation voltage of the BC847B-AQ transistor is 600 mV.
- Is the BC847B-AQ transistor RoHS and REACH compliant?
Yes, the BC847B-AQ transistor is RoHS and REACH compliant.
- What are some common applications of the BC847B-AQ transistor?
The BC847B-AQ transistor is commonly used in automotive systems, consumer electronics, industrial control systems, and LED driver circuits.
