ON Semiconductor
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PN2907ATA
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PN2907ATA

Product Overview

Category: Transistor
Use: Amplification and switching in electronic circuits
Characteristics: Small signal PNP transistor, low power dissipation, high current gain
Package: SOT-23
Essence: PN2907ATA is a small signal PNP transistor designed for general purpose amplifier and switching applications.
Packaging/Quantity: Available in reels of 3000 units

Specifications

  • Collector-Emitter Voltage (VCEO): -60V
  • Collector-Base Voltage (VCBO): -60V
  • Emitter-Base Voltage (VEBO): -5V
  • Collector Current (IC): -600mA
  • Power Dissipation (PD): 350mW
  • Transition Frequency (fT): 250MHz
  • Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

  1. Emitter (E)
  2. Base (B)
  3. Collector (C)

Functional Features

  • High current gain
  • Low power dissipation
  • Fast switching speed
  • Small package size

Advantages and Disadvantages

Advantages: - High current gain allows for amplification of weak signals - Small package size enables compact circuit designs - Fast switching speed suitable for high-frequency applications

Disadvantages: - Limited maximum collector current compared to other transistors - Relatively low collector-emitter voltage rating

Working Principles

PN2907ATA operates as a current-controlled switch or amplifier. In the amplification mode, a small input current at the base terminal controls a larger current flow between the collector and emitter terminals. In the switching mode, the transistor can rapidly transition between cutoff and saturation states based on the base current.

Detailed Application Field Plans

  1. Audio Amplification: PN2907ATA can be used in audio amplifier circuits due to its high current gain and low power dissipation.
  2. Signal Switching: It can be employed in signal switching applications where fast response times are required.
  3. Voltage Regulation: The transistor can be utilized in voltage regulator circuits to control output voltage levels.

Detailed and Complete Alternative Models

  1. 2N3906: Complementary NPN transistor with similar characteristics
  2. BC557: PNP transistor with comparable specifications
  3. MPSA92: High voltage PNP transistor suitable for power applications

This completes the entry for PN2907ATA, covering its product details, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

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قم بإدراج 10 أسئلة وإجابات شائعة تتعلق بتطبيق PN2907ATA في الحلول التقنية

Sure, here are 10 common questions and answers related to the application of PN2907ATA:

  1. What is PN2907ATA?

    • PN2907ATA is a PNP bipolar junction transistor (BJT) commonly used for amplification and switching applications.

  2. What are the key features of PN2907ATA?

    • PN2907ATA has a maximum collector current of 600mA, a maximum power dissipation of 625mW, and a voltage rating of 60V.

  3. How can PN2907ATA be used for amplification?

    • PN2907ATA can be used in common emitter or common collector configurations to amplify small signals.

  4. In what types of circuits is PN2907ATA commonly used?

    • PN2907ATA is commonly used in audio amplifiers, voltage regulators, and switching circuits.

  5. What are the typical operating conditions for PN2907ATA?

    • The typical operating conditions for PN2907ATA include a collector current of 100mA, a collector-emitter voltage of 10V, and a base current of 5mA.

  6. How does PN2907ATA compare to other transistors in its class?

    • PN2907ATA offers high current gain, low saturation voltage, and good switching speed compared to other transistors in its class.

  7. Can PN2907ATA be used in high-frequency applications?

    • While PN2907ATA can be used in moderate frequency applications, it may not be suitable for very high-frequency applications due to its transition frequency.

  8. What are the thermal considerations when using PN2907ATA?

    • It's important to consider proper heat sinking and thermal management to ensure PN2907ATA operates within its temperature limits.

  9. Are there any special considerations for driving PN2907ATA in switching applications?

    • When driving PN2907ATA in switching applications, attention should be paid to the base current and voltage to ensure proper saturation and cutoff.

  10. Where can I find detailed specifications and application notes for PN2907ATA?

    • Detailed specifications and application notes for PN2907ATA can be found in the datasheet provided by the manufacturer or on their official website.

I hope these questions and answers provide helpful information about the application of PN2907ATA in technical solutions. If you have any more specific questions, feel free to ask!