Overview
The BC857C/DG/B4235 is a PNP general-purpose transistor produced by NXP USA Inc., now part of Nexperia. This transistor is housed in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for a variety of applications where space is limited. It is designed for low current and low voltage operations, making it versatile for general-purpose switching and amplification tasks.
Key Specifications
| Parameter | Value |
|---|---|
| Package | SOT23 (TO-236AB) |
| Channel Type | PNP |
| Maximum Collector Current (IC) | 100 mA |
| Maximum Collector-Emitter Voltage (VCEO) | 65 V |
| Minimum Current Gain (hFE) | 420 |
| Maximum Current Gain (hFE) | 800 |
| Maximum Junction Temperature (TJ) | 150°C |
| Minimum Transition Frequency (fT) | 100 MHz |
| Total Power Dissipation (Ptot) | 250 mW |
Key Features
- Low current capability (max. 100 mA)
- Low voltage operation (max. 65 V)
- Compact SOT23 package for space-saving designs
- Suitable for general-purpose switching and amplification
- High current gain (hFE) range from 420 to 800
- High transition frequency (fT) of 100 MHz
Applications
The BC857C/DG/B4235 transistor is widely used in various electronic designs across different industries, including:
- Automotive systems for control and switching applications
- Industrial automation for general-purpose switching and amplification
- Consumer electronics for low-power switching and amplification needs
- Mobile and wearable devices where space and power efficiency are crucial
Q & A
- What is the maximum collector current of the BC857C/DG/B4235 transistor?
The maximum collector current is 100 mA. - What is the maximum collector-emitter voltage of the BC857C/DG/B4235 transistor?
The maximum collector-emitter voltage is 65 V. - What is the package type of the BC857C/DG/B4235 transistor?
The transistor is housed in a SOT23 (TO-236AB) package. - What is the minimum current gain (hFE) of the BC857C/DG/B4235 transistor?
The minimum current gain is 420. - What is the maximum junction temperature of the BC857C/DG/B4235 transistor?
The maximum junction temperature is 150°C. - What is the transition frequency (fT) of the BC857C/DG/B4235 transistor?
The minimum transition frequency is 100 MHz. - Is the BC857C/DG/B4235 transistor suitable for high-power applications?
No, it is designed for low current and low voltage operations. - What are some common applications of the BC857C/DG/B4235 transistor?
It is used in automotive, industrial, consumer electronics, and mobile/wearable devices. - Can the BC857C/DG/B4235 transistor be used for amplification purposes?
Yes, it is suitable for general-purpose amplification. - How can I obtain the datasheet for the BC857C/DG/B4235 transistor?
You can obtain the datasheet from the official Nexperia website or through authorized distributors.
