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1N4737A BK
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1N4737A BK Encyclopedia Entry

Product Overview

The 1N4737A BK is a Zener diode belonging to the semiconductor category. It is commonly used for voltage regulation and stabilization in electronic circuits. The diode exhibits characteristics such as precise voltage regulation, low impedance, and high reliability. It is typically packaged in a glass encapsulation with a quantity of one per package.

Specifications

  • Voltage: 7.5V
  • Power Dissipation: 1.0W
  • Zener Voltage Tolerance: ±5%
  • Operating Temperature Range: -65°C to +200°C

Detailed Pin Configuration

The 1N4737A BK has two pins, anode and cathode, which are identified by their physical proximity to the diode's body. The anode is the positive terminal, while the cathode is the negative terminal.

Functional Features

The primary function of the 1N4737A BK is to maintain a constant voltage across its terminals, regardless of variations in input voltage or load current. This makes it suitable for applications requiring stable voltage references.

Advantages and Disadvantages

Advantages

  • Precise voltage regulation
  • Low impedance
  • High reliability
  • Wide operating temperature range

Disadvantages

  • Limited power dissipation capability
  • Voltage tolerance of ±5% may not be suitable for some precision applications

Working Principles

The 1N4737A BK operates based on the principle of the Zener effect, where it maintains a nearly constant voltage drop across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

The 1N4737A BK finds extensive use in various electronic circuits, including: - Voltage regulators - Power supplies - Signal clamping circuits - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4737A BK include: - 1N4738A BK (8.2V) - 1N4739A BK (9.1V) - 1N4740A BK (10V)

In conclusion, the 1N4737A BK Zener diode offers precise voltage regulation and stability, making it a valuable component in numerous electronic applications. Its characteristics, specifications, and functional features make it a reliable choice for voltage reference and regulation needs.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1N4737A BK i tekniske løsninger

  1. What is 1N4737A BK?

    • 1N4737A BK is a Zener diode with a voltage rating of 7.5V.

  2. What are the typical applications of 1N4737A BK?

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

  3. What is the maximum power dissipation for 1N4737A BK?

    • The maximum power dissipation for 1N4737A BK is 1.3W.

  4. What is the operating temperature range for 1N4737A BK?

    • The operating temperature range for 1N4737A BK is -65°C to +200°C.

  5. What is the tolerance of 1N4737A BK?

    • The tolerance of 1N4737A BK is typically ±5%.

  6. Can 1N4737A BK be used in reverse bias?

    • Yes, 1N4737A BK can be used in reverse bias as a voltage reference or regulator.

  7. What is the forward voltage drop of 1N4737A BK?

    • The forward voltage drop of 1N4737A BK is approximately 1.2V.

  8. Is 1N4737A BK suitable for low voltage applications?

    • No, 1N4737A BK is not suitable for low voltage applications due to its relatively high voltage rating.

  9. What are the package options available for 1N4737A BK?

    • 1N4737A BK is available in various package options such as DO-41, SOD-123, and SMA.

  10. Can 1N4737A BK be used in automotive electronics?

    • Yes, 1N4737A BK can be used in automotive electronics for voltage regulation and protection purposes.