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1N4737APE3/TR12
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1N4737APE3/TR12 - Semiconductor Diode

Basic Information Overview

  • Category: Semiconductor Diode
  • Use: Voltage Regulation
  • Characteristics: Zener diode, low reverse leakage current, precise voltage regulation
  • Package: DO-41
  • Essence: Regulates voltage by maintaining a constant output voltage across its terminals
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Voltage: 7.5V
  • Power Dissipation: 1.0W
  • Operating Temperature: -65°C to +200°C
  • Zener Impedance: 10Ω
  • Max Reverse Leakage Current: 5μA

Detailed Pin Configuration

The 1N4737APE3/TR12 has two pins, anode and cathode. The anode is connected to the positive terminal of the circuit, while the cathode is connected to the negative terminal.

Functional Features

  • Precise voltage regulation at 7.5V
  • Low reverse leakage current ensures minimal power loss
  • Zener diode characteristic provides stable voltage output

Advantages

  • Reliable voltage regulation
  • Low power dissipation
  • Wide operating temperature range

Disadvantages

  • Limited voltage options
  • Sensitive to overcurrent conditions

Working Principles

The 1N4737APE3/TR12 operates based on the Zener effect, where it maintains a constant voltage drop across its terminals when reverse biased. This allows it to regulate the voltage in a circuit.

Detailed Application Field Plans

  • Voltage regulation in power supplies
  • Overvoltage protection in electronic circuits
  • Signal clamping in communication systems

Detailed and Complete Alternative Models

  • 1N4738A: 8.2V Zener diode
  • 1N4736A: 6.8V Zener diode
  • BZX55C7V5: 7.5V Zener diode

This comprehensive entry covers the essential details of the 1N4737APE3/TR12 semiconductor diode, including its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

技術ソリューションにおける 1N4737APE3/TR12 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. What is the 1N4737APE3/TR12?

    • The 1N4737APE3/TR12 is a Zener diode with a voltage rating of 7.5V and a power dissipation of 1W.

  2. What are the typical applications of the 1N4737APE3/TR12?

    • It is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.

  3. What is the maximum current that can flow through the 1N4737APE3/TR12?

    • The maximum current for reliable operation is typically around 50mA.

  4. How does the 1N4737APE3/TR12 behave in reverse bias?

    • In reverse bias, the 1N4737APE3/TR12 acts as a voltage regulator, maintaining a nearly constant voltage across its terminals.

  5. Can the 1N4737APE3/TR12 be used for precision voltage references?

    • While it can provide a stable voltage reference, it may not be suitable for precision applications due to its tolerance and temperature coefficient.

  6. What are the key parameters to consider when designing with the 1N4737APE3/TR12?

    • Key parameters include the voltage rating, power dissipation, and current handling capability, as well as the temperature coefficient and tolerance.

  7. Is the 1N4737APE3/TR12 suitable for low-power applications?

    • Yes, it is suitable for low-power applications due to its 1W power dissipation rating.

  8. What are the typical operating temperatures for the 1N4737APE3/TR12?

    • The 1N4737APE3/TR12 is designed to operate within a temperature range of -65°C to +200°C.

  9. Can the 1N4737APE3/TR12 be used for transient voltage suppression?

    • While it can provide some level of overvoltage protection, dedicated transient voltage suppression devices may be more suitable for this purpose.

  10. Are there any specific layout considerations when using the 1N4737APE3/TR12 in a circuit?

    • It is important to minimize lead lengths and ensure proper heat sinking to maintain the device within its specified operating conditions.