Microsemi Corporation
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1N4746E3/TR13
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1N4746E3/TR13

Product Overview

Category

The 1N4746E3/TR13 belongs to the category of Zener diodes.

Use

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

Characteristics

  • Zener voltage: 18V
  • Power dissipation: 1.3W
  • Package type: DO-41
  • Operating temperature range: -65°C to +200°C
  • Tolerance: ±5%

Packaging/Quantity

The 1N4746E3/TR13 is typically available in reels with a quantity of 3000 units per reel.

Specifications

  • Zener voltage: 18V
  • Power dissipation: 1.3W
  • Maximum forward voltage: 1.2V
  • Reverse current: 5μA
  • Temperature coefficient: 5mV/°C

Detailed Pin Configuration

The 1N4746E3/TR13 has two pins, anode, and cathode, which are denoted by the standard pinout for DO-41 package.

Functional Features

  • Precise voltage regulation
  • Overvoltage protection
  • Stable operation over a wide temperature range

Advantages and Disadvantages

Advantages

  • High power dissipation capability
  • Tight voltage tolerance
  • Compact DO-41 package

Disadvantages

  • Limited voltage options compared to other Zener diodes
  • Sensitive to temperature variations

Working Principles

The 1N4746E3/TR13 operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The 1N4746E3/TR13 is widely used in: - Voltage regulators - Overvoltage protection circuits - Power supplies - Electronic equipment requiring stable voltage references

Detailed and Complete Alternative Models

Some alternative models to the 1N4746E3/TR13 include: - 1N4732A - 1N4739A - BZX55C18

In conclusion, the 1N4746E3/TR13 Zener diode offers precise voltage regulation and overvoltage protection in a compact package, making it suitable for various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací 1N4746E3/TR13 v technických řešeních

  1. What is the 1N4746E3/TR13 diode used for?

    • The 1N4746E3/TR13 is a Zener diode commonly used for voltage regulation and protection in electronic circuits.

  2. What is the maximum power dissipation of the 1N4746E3/TR13?

    • The maximum power dissipation of the 1N4746E3/TR13 is 1.0 W.

  3. What is the voltage rating of the 1N4746E3/TR13?

    • The 1N4746E3/TR13 has a nominal voltage rating of 18V.

  4. How does the 1N4746E3/TR13 regulate voltage?

    • The 1N4746E3/TR13 regulates voltage by maintaining a constant output voltage across its terminals, even when the input voltage varies.

  5. Can the 1N4746E3/TR13 be used for overvoltage protection?

    • Yes, the 1N4746E3/TR13 can be used to protect sensitive components from overvoltage conditions by shunting excess voltage to ground.

  6. What are typical applications of the 1N4746E3/TR13?

    • Typical applications include voltage regulation in power supplies, overvoltage protection in electronic circuits, and voltage reference in precision instruments.

  7. What is the operating temperature range of the 1N4746E3/TR13?

    • The 1N4746E3/TR13 operates within a temperature range of -65°C to +200°C.

  8. Is the 1N4746E3/TR13 polarity-sensitive?

    • Yes, the 1N4746E3/TR13 is polarity-sensitive and must be connected with the correct orientation in a circuit.

  9. Can multiple 1N4746E3/TR13 diodes be connected in series or parallel?

    • Multiple 1N4746E3/TR13 diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capacity.

  10. Are there any specific soldering or handling precautions for the 1N4746E3/TR13?

    • It is important to follow proper ESD (electrostatic discharge) handling procedures and avoid excessive heat during soldering to prevent damage to the diode.