Overview
The BC859BW,135 is a PNP general-purpose bipolar transistor manufactured by Nexperia USA Inc. This transistor is part of the BC859W series, which includes low-noise and general-purpose bipolar transistors. The BC859BW is packaged in a SOT323 (SC-70) plastic package, making it suitable for surface-mount applications. It is designed to offer low noise and high current gain, making it ideal for various electronic circuits.
Key Specifications
| Type number | Package version | Package name | Size (mm) | hFE [min] | hFE [max] | fT [min] (MHz) | Complement | I C [max] (mA) | Noise figure [max] (dB) | VCEO [max] (V) | Ptot [max] (mW) | Polarity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BC859BW | SOT323 | SC-70 | 2 x 1.25 x 0.95 | 220 | 475 | 100 | BC849BW | 100 | 4 | 30 | 200 | PNP |
Key Features
- Low Noise: The BC859BW is designed for low-noise applications, making it suitable for audio-frequency equipment such as tape recorders and hi-fi amplifiers.
- High Current Gain: With a current gain (hFE) ranging from 220 to 475, this transistor offers reliable and stable performance.
- Compact Package: The SOT323 (SC-70) package is small and surface-mountable, ideal for space-constrained designs.
- Low Power Consumption: The transistor has a maximum power dissipation (Ptot) of 200 mW, making it energy-efficient.
- RoHS Compliant: The BC859BW is RoHS compliant, ensuring it meets environmental standards.
Applications
- Audio Equipment: Suitable for low-noise stages in tape recorders, hi-fi amplifiers, and other audio-frequency equipment.
- General Purpose Circuits: Can be used in a variety of general-purpose electronic circuits requiring a PNP transistor.
- Automotive and Industrial: Given its reliability and performance, it can be used in automotive and industrial applications where low noise and high current gain are necessary.
Q & A
- What is the package type of the BC859BW,135 transistor?
The BC859BW,135 transistor is packaged in a SOT323 (SC-70) plastic package.
- What is the maximum current (I C) that the BC859BW,135 can handle?
The maximum collector current (I C) is 100 mA.
- What is the noise figure of the BC859BW,135 transistor?
The noise figure is a maximum of 4 dB.
- What is the maximum voltage (VCEO) that the BC859BW,135 can handle?
The maximum collector-emitter voltage (VCEO) is 30 V.
- Is the BC859BW,135 RoHS compliant?
Yes, the BC859BW,135 is RoHS compliant.
- What are the dimensions of the SOT323 package?
The dimensions are 2 x 1.25 x 0.95 mm.
- What is the minimum current gain (hFE) of the BC859BW,135 transistor?
The minimum current gain (hFE) is 220.
- What is the maximum power dissipation (Ptot) of the BC859BW,135 transistor?
The maximum power dissipation is 200 mW.
- What are the NPN complements for the BC859BW,135 transistor?
The NPN complements are BC849W and BC850W.
- Where can I find the datasheet for the BC859BW,135 transistor?
The datasheet can be found on the Nexperia website or through authorized distributors.
