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1N4737ATR
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1N4737ATR

Product Overview

Category:

The 1N4737ATR belongs to the category of semiconductor devices, specifically Zener diodes.

Use:

It is commonly used for voltage regulation and protection in electronic circuits.

Characteristics:

  • Zener voltage: 7.5V
  • Power dissipation: 1W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C

Packaging/Quantity:

The 1N4737ATR is typically available in reels or bulk packaging with varying quantities, depending on the supplier.

Specifications

  • Zener Voltage: 7.5V
  • Power Dissipation: 1W
  • Maximum Forward Voltage: 1.2V
  • Maximum Reverse Current: 5μA
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4737ATR is a two-pin device with anode and cathode terminals. The anode is denoted by a longer lead, while the cathode is connected to the shorter lead.

Functional Features

The 1N4737ATR operates as a voltage regulator by maintaining a constant output voltage across its terminals, even when there are variations in input voltage or load conditions.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Compact size
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Susceptible to damage from excessive current or voltage spikes

Working Principles

When the voltage across the 1N4737ATR exceeds its specified Zener voltage, it begins to conduct in the reverse direction, effectively clamping the voltage to the Zener voltage level.

Detailed Application Field Plans

The 1N4737ATR finds applications in various electronic circuits such as: - Voltage regulators - Overvoltage protection - Signal clamping circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4737ATR include: - 1N4738A (Zener voltage: 8.2V) - 1N4739A (Zener voltage: 9.1V) - BZX55C7V5 (Zener voltage: 7.5V)

In conclusion, the 1N4737ATR Zener diode serves as a crucial component in electronic circuits, providing precise voltage regulation and protection. Its compact size and wide operating temperature range make it suitable for various applications, although care must be taken to avoid exceeding its power dissipation limits and subjecting it to excessive current or voltage spikes.

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Listen Sie 10 häufige Fragen und Antworten im Zusammenhang mit der Anwendung von 1N4737ATR in technischen Lösungen auf

  1. What is the 1N4737ATR?

    • The 1N4737ATR is a Zener diode with a voltage rating of 7.5V and a power rating of 1W.

  2. What are the typical applications of the 1N4737ATR?

    • The 1N4737ATR is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.

  3. What is the maximum current that can flow through the 1N4737ATR?

    • The maximum current for the 1N4737ATR is typically around 200mA.

  4. How does the 1N4737ATR function in a voltage regulation circuit?

    • In a voltage regulation circuit, the 1N4737ATR maintains a constant output voltage by shunting excess current when the input voltage exceeds its rated value.

  5. Can the 1N4737ATR be used for overvoltage protection?

    • Yes, the 1N4737ATR can be used to protect sensitive components from overvoltage by diverting excess voltage away from the protected circuit.

  6. What are the key specifications to consider when using the 1N4737ATR in a design?

    • Key specifications include the voltage rating, power rating, maximum current, and temperature coefficient.

  7. How does the 1N4737ATR compare to other Zener diodes with different voltage ratings?

    • The 1N4737ATR is specifically designed for applications requiring a 7.5V voltage reference, whereas other Zener diodes have different voltage ratings to suit specific requirements.

  8. What are the temperature considerations when using the 1N4737ATR?

    • The 1N4737ATR's performance can be affected by temperature, so it's important to consider its temperature coefficient and ensure proper heat dissipation in the application.

  9. Are there any alternative components that can be used in place of the 1N4737ATR?

    • Depending on the specific requirements of the application, alternative Zener diodes with similar voltage and power ratings may be suitable replacements.

  10. Where can I find detailed application notes and circuit examples for the 1N4737ATR?

    • Detailed application notes and circuit examples for the 1N4737ATR can be found in the manufacturer's datasheet and application guides, as well as in technical forums and electronics resources online.