BF458 Transistor NPN 250V 0.1A 90MHZ

The BF458 is an NPN transistor typically used for high-frequency and low-power amplification applications. Here are the key specifications of the BF458 transistor:

• Type: NPN
• Voltage Rating (Collector-Emitter Voltage - Vce): 250V, which allows the BF458 to be used in higher voltage applications.
• Current Rating (Collector Current - Ic): 0.1A (100mA), indicating the maximum current it can handle.
• Frequency Performance: It operates up to 90 MHz, making it suitable for high-frequency signal amplification and fast switching applications.
• Power Gain (hFE): Provides moderate power gain, typically used in low-power amplifiers.
• Package Type: Usually found in a TO-92 package, making it ideal for small and compact applications.

Applications:

The BF458 is commonly used in the following areas:

• High-frequency amplifiers (e.g., radio frequency, TV receivers, etc.)
• Signal amplification (e.g., for audio, video, or RF signals)
• Switching applications (e.g., low-power switching tasks)
• Radio and communication devices (e.g., radio transmitters and receivers)

This transistor is especially valuable in wide frequency range applications, offering efficient signal processing for electronic devices.