Taiwan Semiconductor Corporation
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1N4744A R0G
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1N4744A R0G

Product Overview

Category

The 1N4744A R0G belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 15V
  • Power dissipation: 1.0W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Tolerance: ±5%

Packaging/Quantity

The 1N4744A R0G is typically available in reels or bulk packaging with varying quantities, depending on the supplier.

Specifications

  • Zener voltage: 15V
  • Power dissipation: 1.0W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The 1N4744A R0G has two pins, anode, and cathode, which are identified by the polarity band on the diode body.

Functional Features

  • Voltage regulation: The 1N4744A R0G maintains a constant output voltage even when the input voltage varies.
  • Stabilization: It helps stabilize the voltage in electronic circuits, preventing damage to sensitive components.

Advantages

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

Disadvantages

  • Limited power dissipation capability
  • Sensitive to temperature variations

Working Principles

The 1N4744A R0G operates based on the Zener effect, where it allows current to flow in reverse bias once the voltage reaches its specified Zener voltage, effectively regulating the voltage across the diode.

Detailed Application Field Plans

The 1N4744A R0G is widely used in various applications such as: - Voltage regulators - Power supplies - Signal clamping circuits - Overvoltage protection

Detailed and Complete Alternative Models

Some alternative models to the 1N4744A R0G include: - 1N4733A - 1N4734A - 1N4735A - 1N4736A - 1N4737A

In conclusion, the 1N4744A R0G Zener diode is a crucial component in electronic circuits, providing precise voltage regulation and stabilization. Its compact size and wide operating temperature range make it suitable for various applications, although it has limitations in power dissipation and sensitivity to temperature changes.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af 1N4744A R0G i tekniske løsninger

  1. What is the 1N4744A R0G?

    • The 1N4744A R0G is a Zener diode with a voltage rating of 15V and a power dissipation of 1W.

  2. What are the typical applications of the 1N4744A R0G?

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

  3. What is the maximum current that can flow through the 1N4744A R0G?

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

  4. How does the 1N4744A R0G provide voltage regulation?

    • It operates in the reverse-biased breakdown region, maintaining a nearly constant voltage across its terminals.

  5. Can the 1N4744A R0G be used for overvoltage protection?

    • Yes, it can be used to clamp or limit the voltage in a circuit to protect sensitive components.

  6. What are the temperature considerations for the 1N4744A R0G?

    • It has a specified operating temperature range, typically from -65°C to 150°C.

  7. Is the 1N4744A R0G polarity-sensitive?

    • Yes, it is important to observe the correct polarity when connecting it in a circuit.

  8. What are the key differences between the 1N4744A R0G and other Zener diodes?

    • Its specific voltage rating and power dissipation set it apart from other Zener diodes.

  9. Can multiple 1N4744A R0G diodes be connected in series or parallel?

    • Yes, they can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capability.

  10. Where can I find detailed specifications and application notes for the 1N4744A R0G?

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