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BC858B,235

BC858B,235 Product Overview

Product Category

The BC858B,235 belongs to the category of small signal transistors.

Basic Information Overview

  • Use: The BC858B,235 is commonly used for amplification and switching of electronic signals in various applications.
  • Characteristics: It is known for its high current gain and low noise performance.
  • Package: The BC858B,235 is typically available in a SOT-23 package.
  • Essence: This transistor is essential for electronic circuit design and implementation.
  • Packaging/Quantity: It is usually supplied in reels or tubes with varying quantities based on manufacturer specifications.

Specifications

  • Type: NPN
  • Maximum Collector-Emitter Voltage (Vce): 30V
  • Maximum Collector Current (Ic): 100mA
  • DC Current Gain (hfe): 110 - 800
  • Power Dissipation (Pd): 250mW

Detailed Pin Configuration

The BC858B,235 transistor typically has three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High current gain allows for efficient signal amplification.
  • Low noise performance ensures minimal interference in electronic circuits.
  • Small form factor makes it suitable for compact designs.

Advantages and Disadvantages

Advantages

  • High current gain enables effective signal amplification.
  • Low noise performance ensures clear signal transmission.
  • Small form factor facilitates integration into compact electronic devices.

Disadvantages

  • Limited maximum collector current may restrict use in high-power applications.
  • Moderate power dissipation capability may require heat management in certain designs.

Working Principles

The BC858B,235 operates based on the principles of bipolar junction transistors, utilizing the flow of charge carriers to amplify and switch electronic signals.

Detailed Application Field Plans

The BC858B,235 finds extensive application in: - Audio amplifiers - Signal processing circuits - Switching circuits - Oscillator circuits

Detailed and Complete Alternative Models

Some alternative models to the BC858B,235 include: - BC847B,235 - BC856B,235 - 2N3904 - 2N2222

In conclusion, the BC858B,235 small signal transistor offers high current gain and low noise performance, making it a versatile component for various electronic applications.

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تکنیکی حل میں BC858B,235 کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is BC858B,235?

    • BC858B,235 is a general-purpose PNP transistor commonly used in electronic circuits for amplification and switching purposes.
  2. What are the typical applications of BC858B,235?

    • BC858B,235 is often used in audio amplifiers, signal processing circuits, voltage regulators, and other low-power applications.
  3. What are the key electrical characteristics of BC858B,235?

    • The transistor has a maximum collector current of 100mA, a maximum collector-emitter voltage of 30V, and a maximum power dissipation of 200mW.
  4. How do I identify the pin configuration of BC858B,235?

    • The pinout of BC858B,235 is typically Emitter-Base-Collector (EBC) when viewing the flat side with the leads pointing downward.
  5. What are some common circuit configurations using BC858B,235?

    • Common configurations include common emitter, common collector, and common base amplifier circuits.
  6. What are the recommended operating conditions for BC858B,235?

    • The recommended operating temperature range is -55°C to 150°C, and the maximum junction temperature is 150°C.
  7. Can BC858B,235 be used for high-frequency applications?

    • BC858B,235 is not suitable for high-frequency applications due to its relatively low transition frequency.
  8. Are there any specific considerations for PCB layout when using BC858B,235?

    • It's important to minimize lead lengths and keep the collector and base connections as short as possible to reduce parasitic capacitance and inductance.
  9. What are the alternatives to BC858B,235 if it's not available?

    • Alternatives include BC857B, BC856B, 2N3906, and other similar PNP transistors with compatible specifications.
  10. Where can I find detailed datasheets and application notes for BC858B,235?

    • Datasheets and application notes for BC858B,235 can be found on semiconductor manufacturer websites or distributor platforms such as Digi-Key, Mouser, or RS Components.