Diodes Incorporated
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FZT857TA
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FZT857TA

Introduction

The FZT857TA is a high-performance NPN bipolar junction transistor (BJT) designed for various electronic applications. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Electronic Component
  • Use: Amplification, Switching
  • Characteristics: High performance, low saturation voltage, fast switching speed
  • Package: SOT-223
  • Essence: High-frequency, high-voltage applications
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Collector-Emitter Voltage (VCEO): 120V
  • Collector Current (IC): 3A
  • Power Dissipation (Ptot): 2.25W
  • Transition Frequency (ft): 100MHz
  • HFE: 40 to 400

Detailed Pin Configuration

The FZT857TA has a standard SOT-223 package with three pins: 1. Emitter (E) 2. Base (B) 3. Collector (C)

Functional Features

  • High gain and low saturation voltage
  • Fast switching speed
  • Low noise and distortion

Advantages and Disadvantages

Advantages

  • High-frequency capability
  • Low power dissipation
  • Suitable for high-voltage applications

Disadvantages

  • Limited current handling capacity compared to some alternatives
  • Sensitive to overvoltage conditions

Working Principles

The FZT857TA operates based on the principles of bipolar junction transistors, utilizing the control of current flow between its terminals to amplify or switch electronic signals.

Detailed Application Field Plans

The FZT857TA is commonly used in the following applications: - RF amplifiers - Switching circuits - Oscillator circuits - Power management systems

Detailed and Complete Alternative Models

Some alternative models to the FZT857TA include: - BC337 - 2N3904 - MMBT4403 - KSC945

In conclusion, the FZT857TA is a versatile BJT suitable for various electronic applications, offering high performance and reliability in high-frequency and high-voltage scenarios.

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  1. What is FZT857TA?

    • FZT857TA is a high-performance NPN bipolar transistor designed for use in general-purpose amplifier and switching applications.

  2. What are the key features of FZT857TA?

    • The key features of FZT857TA include high current capability, low saturation voltage, and high transition frequency.

  3. What are the typical applications of FZT857TA?

    • Typical applications of FZT857TA include audio amplification, power management, motor control, and general switching circuits.

  4. What is the maximum collector current rating of FZT857TA?

    • The maximum collector current rating of FZT857TA is typically around 3A.

  5. What is the maximum collector-emitter voltage rating of FZT857TA?

    • The maximum collector-emitter voltage rating of FZT857TA is typically around 60V.

  6. What is the typical gain (hfe) of FZT857TA?

    • The typical gain (hfe) of FZT857TA is around 100 to 300 at a collector current of 500mA.

  7. Is FZT857TA suitable for high-frequency applications?

    • Yes, FZT857TA has a high transition frequency, making it suitable for high-frequency applications.

  8. Can FZT857TA be used in low-power applications?

    • Yes, FZT857TA can be used in low-power applications due to its low saturation voltage and high current capability.

  9. What are the recommended operating conditions for FZT857TA?

    • The recommended operating conditions for FZT857TA include a maximum collector current, maximum collector-emitter voltage, and appropriate base current.

  10. Where can I find the detailed datasheet for FZT857TA?

    • The detailed datasheet for FZT857TA can be found on the manufacturer's website or through authorized distributors.