BC546B

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BC546B

TRANS NPN 65V 0.1A TO-92

  • Manufacturer
  • Mfr. Part #BC546B
  • Package
  • Datasheet
  • In Stock4045

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Specifications

Part Status Active
Transistor Type NPN
Current - Collector (Ic) (Max) 100 mA
Voltage - Collector Emitter Breakdown (Max) 65 V
Current - Collector Cutoff (Max) 15nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce 200 @ 2mA, 5V
Power - Max 500 mW
Operating Temperature -65°C ~ 150°C (TJ)
Mounting Type Through Hole
Package / Case TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package TO-92
Base Product Number BC546

Overview

Description

The BC546B is a low-power NPN bipolar junction transistor (BJT) commonly used in various electronic applications, including amplification and switching. It features a maximum collector current of 100 mA and a maximum collector-emitter voltage of 65V, making it suitable for low to moderate power tasks. With a gain (hFE) ranging from 110 to 800, it offers good amplification characteristics.
The BC546B is part of the BC series of transistors, which are widely used in audio and radio frequency applications due to their reliability and performance. It is typically housed in a TO-92 package, which is compact and easy to integrate into circuit designs.
Key specifications include:
- Type: NPN
- Vce(max): 65V
- Ic(max): 100mA
- hFE: 110 to 800
- Package: TO-92
Overall, the BC546B is a versatile component for hobbyists and professionals alike, widely available and affordable, making it a popular choice for various electronic projects.

Features

The BC546B is a general-purpose NPN bipolar junction transistor (BJT) widely used in electronic circuits. Key features include:
1. Type: NPN transistor.
2. Max Collector Current (Ic): 100 mA, suitable for low-power applications.
3. Max Collector-Emitter Voltage (Vce): 65 V, allowing for use in higher voltage circuits.
4. Max Emitter-Base Voltage (Veb): 5 V, which limits the voltage applied between the emitter and base.
5. DC Current Gain (hFE): Ranges from 110 to 800, ensuring efficient amplification.
6. Transition Frequency (fT): Approximately 250 MHz, enabling high-frequency applications.
7. Package Type: Typically available in TO-92 and other packages for easy integration into circuits.
8. Applications: Commonly used in amplifiers, switching, and signal processing circuits.
Overall, the BC546B is versatile, reliable, and ideal for a variety of low to moderate power electronic applications.

Package

The BC546B transistor is typically packaged in a TO-92 form factor, which is a cylindrical plastic package. This package is suitable for through-hole mounting on circuit boards and is commonly used in general-purpose amplification and switching applications.

Pinout

The BC546B is a NPN bipolar junction transistor (BJT) commonly used in electronic circuits for amplification and switching applications. It has three terminals, which are:
1. Collector (C) - Pin 1: This terminal collects the charge carriers (electrons) from the base.
2. Base (B) - Pin 2: This terminal controls the transistor's operation by allowing a small current to flow into it, which enables the larger current to flow from collector to emitter.
3. Emitter (E) - Pin 3: This terminal emits charge carriers into the circuit.
The BC546B is characterized by a maximum collector current of 100 mA, a maximum collector-emitter voltage of 65 V, and a gain (hFE) range of 110 to 800. It is often used in low-power amplification applications, such as audio amplifiers and signal processing circuits.

Manufacturer

The BC546B is a bipolar junction transistor (BJT) manufactured by various semiconductor companies, with the most notable being ON Semiconductor and Fairchild Semiconductor (now part of ON Semiconductor). These companies specialize in the design and manufacturing of semiconductor products, including transistors, diodes, and integrated circuits. They serve a wide range of industries, including consumer electronics, automotive, industrial, and telecommunications. ON Semiconductor is known for its focus on energy-efficient technologies and is a leading global supplier in the semiconductor market.

Application

The BC546B is a general-purpose NPN bipolar junction transistor used in various applications, including audio amplifiers, switching circuits, and low-power signal processing. It is suitable for use in consumer electronics, telecommunications, and control systems. Additionally, it can be employed in oscillator circuits and as a driver for relays and small motors.

Equivalent

The BC546B is a NPN transistor commonly used in electronic circuits. Equivalent products include BC547B, 2N3904, 2N2222, and MPS2222. These transistors have similar characteristics, such as current handling and voltage ratings, but may differ slightly in parameters like gain and frequency response. Always check datasheets for specific applications to ensure compatibility.

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