1N4738PE3/TR8

Product Overview

Use

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

Characteristics

Zener voltage: 8.2V
Power dissipation: 1.0W
Package type: DO-41
Operating temperature range: -65°C to +200°C
Storage temperature range: -65°C to +200°C
Forward voltage: 1.1V
Reverse current: 5µA

Packaging/Quantity

The 1N4738PE3/TR8 is typically available in reels or tubes with varying quantities, depending on the manufacturer.

Specifications

Zener voltage: 8.2V ±5%
Power dissipation: 1.0W
Maximum forward voltage: 1.1V
Maximum reverse current: 5µA
Operating temperature range: -65°C to +200°C
Storage temperature range: -65°C to +200°C

Detailed Pin Configuration

The 1N4738PE3/TR8 zener diode has two pins, anode, and cathode. The anode is denoted by a longer lead, while the cathode is shorter.

Functional Features

Voltage regulation: The zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
Overvoltage protection: It prevents damage to sensitive components by diverting excess voltage away from them.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Compact size
Cost-effective solution for voltage regulation

Disadvantages

Limited power dissipation capability
Susceptible to thermal runaway under certain conditions

Working Principles

The 1N4738PE3/TR8 operates based on the principle of the zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

This zener diode finds applications in various fields, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the 1N4738PE3/TR8 include: - 1N4739PE3/TR8 (9.1V zener voltage) - 1N4740PE3/TR8 (10V zener voltage) - BZX55C8V2 (8.2V zener voltage)

In conclusion, the 1N4738PE3/TR8 zener diode offers precise voltage regulation and overvoltage protection in electronic circuits, making it a valuable component in various applications.

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技術ソリューションにおける 1N4738PE3/TR8 の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure, here are 10 common questions and answers related to the application of 1N4738PE3/TR8:

What is 1N4738PE3/TR8?
- 1N4738PE3/TR8 is a Zener diode with a voltage rating of 8.2V.
What is the typical application of 1N4738PE3/TR8?
- It is commonly used as a voltage regulator or voltage reference in electronic circuits.
How does 1N4738PE3/TR8 work as a voltage regulator?
- When connected in reverse bias, it maintains a constant voltage drop across its terminals, effectively regulating the output voltage.
What is the maximum power dissipation of 1N4738PE3/TR8?
- The maximum power dissipation is typically around 1.3W.
Can 1N4738PE3/TR8 be used for overvoltage protection?
- Yes, it can be used to protect sensitive components from overvoltage by shunting excess voltage to ground.
What are the temperature considerations for 1N4738PE3/TR8?
- It has a specified operating temperature range, typically from -65°C to 200°C.
Is 1N4738PE3/TR8 suitable for low-power applications?
- Yes, it is suitable for low-power applications due to its relatively low power dissipation.
Can multiple 1N4738PE3/TR8 diodes be connected in series or parallel?
- Yes, they can be connected in series to increase the total breakdown voltage or in parallel to increase the current-handling capacity.
What are the typical package types for 1N4738PE3/TR8?
- It is available in various package types such as DO-41, SOD-123, and SMA.
Are there any specific layout considerations when using 1N4738PE3/TR8 in a circuit?
- It's important to consider proper heat sinking and placement to ensure optimal performance and reliability.

I hope these questions and answers provide the information you were looking for! If you have any more specific questions, feel free to ask.