1N4739CP/TR8

Product Overview

Use

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

Characteristics

Zener voltage: 9.1V
Power dissipation: 1.3W
Package type: Axial leaded
Operating temperature range: -65°C to +200°C
Tolerance: ±5%

Packaging/Quantity

The 1N4739CP/TR8 is typically available in bulk packaging with quantities varying based on supplier and customer requirements.

Specifications

Zener voltage: 9.1V
Power dissipation: 1.3W
Maximum forward voltage: 1.2V
Reverse current: 5μA
Temperature coefficient: 0.05%/°C

Detailed Pin Configuration

The 1N4739CP/TR8 zener diode has a standard axial leaded package with two leads. The anode is connected to the positive terminal, and the cathode is connected to the negative terminal.

Functional Features

Voltage regulation: The zener diode maintains a constant voltage across its terminals, providing stability in electronic circuits.
Overvoltage protection: It conducts when the voltage exceeds its breakdown voltage, protecting sensitive components.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Compact size
Fast response time

Disadvantages

Limited power dissipation capability
Susceptible to damage from overcurrent conditions

Working Principles

The 1N4739CP/TR8 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 1N4739CP/TR8 is widely used in various applications such as: - Voltage regulators in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting

Detailed and Complete Alternative Models

Some alternative models to the 1N4739CP/TR8 include: - 1N4738A: Zener voltage of 8.2V - 1N4740A: Zener voltage of 10V - BZX55C9V1: Zener voltage of 9.1V

In conclusion, the 1N4739CP/TR8 zener diode is a crucial component in electronic circuits, providing precise voltage regulation and overvoltage protection. Its compact size and fast response time make it suitable for various applications in different industries.

[Word count: 386]

技術ソリューションにおける 1N4739CP/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。

What is the 1N4739CP/TR8?
- The 1N4739CP/TR8 is a Zener diode with a voltage rating of 9.1V and a power dissipation of 1W.
How does the 1N4739CP/TR8 work in a circuit?
- The 1N4739CP/TR8 acts as a voltage regulator by maintaining a constant output voltage across its terminals, even when there are variations in the input voltage.
What are the typical applications of the 1N4739CP/TR8?
- The 1N4739CP/TR8 is commonly used in voltage regulation, voltage reference, and overvoltage protection circuits.
What are the key specifications of the 1N4739CP/TR8?
- The key specifications include a voltage rating of 9.1V, a power dissipation of 1W, and a tolerance of ±5%.
How do I select the appropriate resistor to use with the 1N4739CP/TR8?
- To limit the current flowing through the Zener diode, you can use Ohm's law (R = V/I) to calculate the resistance needed based on the desired current.
Can the 1N4739CP/TR8 be used for reverse voltage protection?
- Yes, the 1N4739CP/TR8 can be used for reverse voltage protection by connecting it in reverse bias across the load.
What are the temperature considerations for the 1N4739CP/TR8?
- The 1N4739CP/TR8 has an operating temperature range typically from -65°C to +200°C, making it suitable for a wide range of environments.
Is the 1N4739CP/TR8 suitable for high-frequency applications?
- The 1N4739CP/TR8 is not recommended for high-frequency applications due to its inherent limitations at higher frequencies.
Can multiple 1N4739CP/TR8 diodes be connected in series or parallel?
- Yes, multiple 1N4739CP/TR8 diodes can be connected in series to increase the breakdown voltage or in parallel to increase the current-handling capability.
Are there any common failure modes associated with the 1N4739CP/TR8?
- Common failure modes include exceeding the maximum power dissipation, exceeding the maximum current, or exposure to voltage transients beyond its ratings.