ON BC556ATA

Part points

• The BC556ATA is a transistor chip commonly used in various electronic devices. It is a PNP type transistor with a collector current rating of 100 mA and a maximum power dissipation of 500 mW. It exhibits low noise and high voltage gain characteristics, making it suitable for amplification and switching applications in audio and general-purpose circuits.

• Equivalent

  BC557ATA, 2N3906, BC558, and BC557 are equivalent products of the BC556ATA chip.

• Features

  The BC556ATA is a PNP transistor that offers low noise, high gain, and low saturation voltage. It is designed for general-purpose switching and amplification applications. It has a maximum current rating of 100mA, a voltage rating of 65V, and a power dissipation rating of 625mW.

• Pinout

  The BC556ATA is a PNP transistor with a pin count of 3. The pins include the Emitter (E), Base (B), and Collector (C). The Emitter terminal is the reference point for the transistor's current flow, the Base terminal controls the transistor's conduction, and the Collector terminal collects the current flowing through the transistor.

• Manufacturer

  The manufacturer of the BC556ATA is Fairchild Semiconductor. Fairchild Semiconductor is an American company that specializes in semiconductor technology, producing a wide range of integrated circuits and discrete components for various industries, including automotive, consumer electronics, and telecommunications.

• Application Field

  The BC556ATA transistor is commonly used in applications such as audio amplifiers, voltage regulation circuits, and power supply designs. It can also be found in low power switching applications, sensor circuits, and various control circuits where high gain and low noise performance are required.

• Package

  The BC556ATA is a small-signal PNP transistor. It is housed in a SOT-223 package, which has three pins. The package dimensions are approximately 6.7mm x 6.7mm x 2.3mm.