BC337 NPN Transistor: Pinout, Datasheet, and Equivalents

The BC337 is an NPN transistor commonly used in low power amplifier circuits. The BC337 can provide a maximum gain (hFE) of 630, a high collector current of up to 800mA, a decent collector-emitter voltage of 45V, and the base trigger voltage is only 5V. This makes the BC337 suitable for many general-purpose switching circuits. Due to its low base trigger voltage, it can be easily controlled by digital circuits like microcontroller circuits. It can be replaced by 2N2222 in switching loads applications.

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3D Model

• Package Type: TO-92

• Transistor Type: NPN

• Continuous Collector Current(IC): 800 mA

• Collector-Emitter Voltage (VCE): 45 V

• Collector-Base Voltage (VCB): 50 V

• Emitter-Base Voltage (VBE): 5 V

• Collector Dissipation (Pc): 625 W

• Transition Frequency (fT): 100 MHz

• DC Current Gain (hFE): 100 - 630

• Storage & Operating temperature: -55 to +150 Centigrade

• Advanced process technology

• Low error voltage

• Fast switching speed

• Full-voltage operation

• High power and current handling capability

ON Semiconductor BC337 technical specifications, attributes, parameters and parts with similar specifications to ON Semiconductor BC337.

The BC337 can be used in a variety of electronic circuits and projects. Due to its high maximum characteristics, you can use it in small audio amplification stages and at the output stage of low power audio amplifiers, its high gain feature also allows it to be used in audio preamplifier stages. Besides that, it can also be used to switch small loads in electronic circuits, such as switching ON another part in an electronic circuit, switch ON and OFF LEDs, relays, bulbs, and any type of load under 800mA.

• Audio frequency driver stages

• Low power audio amplifiers

• General-purpose switching

• Amplifying low gain signals to high gain

• Output stage amplifier

• Darlington pair

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Download datasheets and manufacturer documentation for ON Semiconductor BC337.