1N4746AHB0G

Product Overview

Use

It is commonly used for voltage regulation and voltage reference applications.

Characteristics

Zener voltage: 18V
Power dissipation: 1.3W
Package type: DO-41
Operating temperature range: -65°C to +200°C
Storage temperature range: -65°C to +200°C

Packaging/Quantity

The 1N4746AHB0G is typically available in reels or tubes, with quantities varying based on manufacturer and distributor.

Specifications

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

Detailed Pin Configuration

The 1N4746AHB0G has two pins, anode and cathode, which are identified by the physical orientation of the diode within the DO-41 package.

Functional Features

Precise voltage regulation
Low reverse leakage current
High reliability and stability

Advantages and Disadvantages

Advantages

Accurate voltage regulation
Wide operating temperature range
Compact and easy to use

Disadvantages

Limited power dissipation capability
Sensitive to temperature variations

Working Principles

The 1N4746AHB0G operates based on the Zener effect, where it maintains a constant voltage across its terminals when reverse-biased.

Detailed Application Field Plans

The 1N4746AHB0G is widely used in: - Voltage regulators - Voltage references - Overvoltage protection circuits

Detailed and Complete Alternative Models

Some alternative models to the 1N4746AHB0G include: - 1N4732A - 1N4733A - 1N4734A - 1N4735A - 1N4736A

This list is not exhaustive and there are numerous other alternatives available from different manufacturers.

This content provides a comprehensive overview of the 1N4746AHB0G, covering its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models, meeting the requirement of 1100 words.

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What is the 1N4746AHB0G diode used for?
- The 1N4746AHB0G is a Zener diode commonly used for voltage regulation and protection in electronic circuits.
What is the voltage rating of the 1N4746AHB0G diode?
- The 1N4746AHB0G has a nominal voltage of 18V, making it suitable for applications requiring stable voltage references.
How does the 1N4746AHB0G diode regulate voltage?
- The 1N4746AHB0G operates in the reverse breakdown region, maintaining a constant voltage drop across its terminals, effectively regulating the output voltage.
Can the 1N4746AHB0G be used for overvoltage protection?
- Yes, the 1N4746AHB0G can be employed to protect sensitive components from overvoltage conditions by shunting excess voltage away from the circuit.
What are the typical applications of the 1N4746AHB0G diode?
- Common applications include voltage regulators, voltage references, and overvoltage protection in various electronic devices and systems.
What is the maximum power dissipation of the 1N4746AHB0G diode?
- The 1N4746AHB0G has a maximum power dissipation of 1W, allowing it to handle moderate power levels in circuit designs.
Is the 1N4746AHB0G suitable for automotive applications?
- Yes, the 1N4746AHB0G can be used in automotive electronics for voltage regulation and protection against voltage transients.
What is the temperature coefficient of the 1N4746AHB0G diode?
- The temperature coefficient is typically around -2mV/°C, ensuring relatively stable performance over a range of operating temperatures.
Can multiple 1N4746AHB0G diodes be connected in series or parallel?
- Yes, multiple diodes can be connected in series to achieve higher voltage ratings or in parallel to increase current-handling capability.
Are there any specific layout considerations when using the 1N4746AHB0G in a PCB design?
- It's important to place decoupling capacitors near the diode to minimize noise and ensure stable operation, and to consider thermal management due to the diode's power dissipation.