Overview
The BC850C/AU235 is an NPN general-purpose transistor manufactured by Nexperia (previously part of NXP Semiconductors). It is housed in a small SOT23 Surface-Mounted Device (SMD) plastic package. This transistor is designed for low current and low voltage applications, making it suitable for a wide range of general-purpose switching and amplification tasks.
Key Specifications
| Parameter | Conditions | Min | Max | Unit | |
|---|---|---|---|---|---|
| VCEO (Collector-Emitter Voltage) | Open base | - | - | 45 | V |
| IC (Collector Current) | - | - | - | 100 | mA |
| hFE (DC Current Gain) | VCE = 5 V; IC = 10 µA; Tj = 25 °C | 420 | 450 | 800 | - |
| fT (Transition Frequency) | VCE = 5 V; IC = 10 mA; f = 100 MHz; Tj = 25 °C | 100 | - | - | MHz |
| Ptot (Total Power Dissipation) | Tamb ≤ 25 °C | - | - | 250 | mW |
| Tj (Junction Temperature) | - | - | - | 150 | °C |
| Tamb (Ambient Temperature) | - | -65 | - | 150 | °C |
Key Features
- Low current capability (max. 100 mA)
- Low voltage capability (max. 45 V)
- AEC-Q101 qualified for automotive applications
- Small SOT23 Surface-Mounted Device (SMD) plastic package
- PNP complement: BC860C
- General purpose switching and amplification
Applications
The BC850C/AU235 transistor is versatile and can be used in various applications, including:
- General purpose switching
- Amplification circuits
- Automotive systems (AEC-Q101 qualified)
- Industrial and consumer electronics
- Mobile and wearable devices
Q & A
- What is the maximum collector current of the BC850C/AU235 transistor?
The maximum collector current is 100 mA.
- What is the maximum collector-emitter voltage of the BC850C/AU235 transistor?
The maximum collector-emitter voltage is 45 V.
- What package type is the BC850C/AU235 transistor available in?
The transistor is available in a small SOT23 Surface-Mounted Device (SMD) plastic package.
- Is the BC850C/AU235 transistor AEC-Q101 qualified?
Yes, the BC850C/AU235 transistor is AEC-Q101 qualified for automotive applications.
- What is the PNP complement of the BC850C/AU235 transistor?
The PNP complement is the BC860C transistor.
- What is the typical DC current gain (hFE) of the BC850C/AU235 transistor?
The typical DC current gain (hFE) is 450 at VCE = 5 V and IC = 10 µA.
- What is the transition frequency (fT) of the BC850C/AU235 transistor?
The transition frequency (fT) is 100 MHz at VCE = 5 V and IC = 10 mA.
- What is the maximum total power dissipation of the BC850C/AU235 transistor?
The maximum total power dissipation is 250 mW at Tamb ≤ 25 °C.
- What is the junction temperature range of the BC850C/AU235 transistor?
The junction temperature range is -65 °C to 150 °C.
- What are some common applications of the BC850C/AU235 transistor?
Common applications include general purpose switching, amplification circuits, automotive systems, industrial and consumer electronics, and mobile and wearable devices.
