Overview
The BC857C is a 65 V, 100 mA PNP general-purpose transistor manufactured by Nexperia USA Inc. This transistor is housed in a small SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package, making it suitable for a wide range of electronic designs where space is a constraint.
Nexperia, a global leader in discrete, logic, and MOSFET devices, ensures that the BC857C meets stringent quality and reliability standards, including those required by the automotive industry. The company's commitment to innovation and sustainability is reflected in the efficiency and performance of this transistor.
Key Specifications
| Type number | Package | VCEO [max] (V) | IC [max] (mA) | hFE [min] | hFE [max] | TJ [max] (°C) | fT [min] (MHz) | Automotive qualified |
|---|---|---|---|---|---|---|---|---|
| BC857C | SOT23 | 65 | 100 | 420 | 800 | 150 | 100 | No |
Key Features
- General-purpose switching and amplification: The BC857C is designed for general-purpose switching and amplification applications.
- Low current and voltage: It has a maximum current of 100 mA and a maximum voltage of 65 V.
- Compact packaging: The transistor is packaged in a small SOT23 (TO-236AB) SMD package, ideal for space-constrained designs.
- High current gain: The transistor has a high current gain (hFE) ranging from 420 to 800.
- High junction temperature: It can operate up to a junction temperature of 150°C.
Applications
The BC857C transistor is versatile and can be used in various applications across different industries, including:
- Automotive: Although not automotive qualified, it can be used in non-critical automotive applications where general-purpose transistors are required.
- Industrial: Suitable for industrial control systems, sensors, and other general-purpose electronic circuits.
- Consumer electronics: Used in consumer devices such as audio equipment, power supplies, and other electronic gadgets.
- Mobile and wearables: Can be integrated into mobile devices and wearable electronics due to its compact size and low power consumption.
Q & A
- What is the maximum voltage rating of the BC857C transistor?
The maximum voltage rating (VCEO) of the BC857C transistor is 65 V.
- What is the maximum current rating of the BC857C transistor?
The maximum current rating (IC) of the BC857C transistor is 100 mA.
- What is the package type of the BC857C transistor?
The BC857C transistor is packaged in a SOT23 (TO-236AB) Surface-Mounted Device (SMD) plastic package.
- What is the current gain range of the BC857C transistor?
The current gain (hFE) of the BC857C transistor ranges from 420 to 800.
- Is the BC857C transistor automotive qualified?
No, the BC857C transistor is not automotive qualified.
- What is the maximum junction temperature of the BC857C transistor?
The maximum junction temperature (TJ) of the BC857C transistor is 150°C.
- What are the typical applications of the BC857C transistor?
The BC857C transistor is used in general-purpose switching and amplification applications across various industries, including automotive, industrial, consumer electronics, and mobile devices.
- Can the BC857C transistor be used in high-frequency applications?
The BC857C transistor has a minimum transition frequency (fT) of 100 MHz, making it suitable for some high-frequency applications.
- Is the BC857C transistor still in production?
No, the BC857C/DG/B3,215 is obsolete and no longer manufactured.
- Where can I find more detailed technical information about the BC857C transistor?
You can find detailed technical information, including datasheets and SPICE models, on the Nexperia website or through authorized distributors.
