1N5254A - Diode Zener Single 15V 5% 500mW 2-Pin DO-35

Product Overview

Use

This diode zener is commonly used in electronic circuits to regulate voltage and protect sensitive components from overvoltage conditions.

Characteristics

Voltage: 15V
Tolerance: ±5%
Power Dissipation: 500mW
Package Type: DO-35
Number of Pins: 2

Packaging/Quantity

The 1N5254A is typically available in tape and reel packaging with varying quantities depending on the supplier.

Specifications

Voltage - Zener (Nom) (Vz): 15V
Power - Max: 500mW
Impedance (Max) (Zzt): 20 Ohm
Current - Reverse Leakage @ Vr: 100nA @ 11V
Tolerance: ±5%

Detailed Pin Configuration

The 1N5254A has a simple 2-pin configuration with the anode and cathode as its primary connections.

Functional Features

The 1N5254A functions as a voltage regulator by maintaining a constant output voltage across its terminals, even when there are variations in the input voltage.

Advantages and Disadvantages

Advantages

Precise voltage regulation
Small form factor
Low power dissipation

Disadvantages

Limited current handling capability
Susceptible to thermal runaway if not properly heatsinked

Working Principles

When the voltage across the 1N5254A exceeds its rated value, it begins conducting in the reverse direction, effectively clamping the voltage to its specified level.

Detailed Application Field Plans

The 1N5254A finds applications in various electronic devices such as power supplies, voltage regulators, and protection circuits where stable voltage references are required.

Detailed and Complete Alternative Models

1N5239B: 9.1V Zener Diode
1N5240B: 10V Zener Diode
1N5241B: 11V Zener Diode
1N5242B: 12V Zener Diode
1N5243B: 13V Zener Diode
1N5244B: 14V Zener Diode
1N5245B: 16V Zener Diode

In conclusion, the 1N5254A diode zener serves as a crucial component in electronic circuits, providing precise voltage regulation and protection against overvoltage conditions. Its compact size and functional features make it suitable for a wide range of applications, although care must be taken to address its limitations in current handling and thermal management. Additionally, there are alternative models available to suit different voltage regulation requirements.

Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van 1N5254A in technische oplossingen

What is 1N5254A?
- 1N5254A is a Zener diode, which is a type of semiconductor diode that allows current to flow in the forward direction like a normal diode, but also permits it to flow in the reverse direction when the voltage is above a certain value.
What is the voltage rating of 1N5254A?
- The voltage rating of 1N5254A is 27 volts.
What are the typical applications of 1N5254A?
- 1N5254A is commonly used for voltage regulation, voltage reference, and surge protection in various electronic circuits.
What is the maximum power dissipation of 1N5254A?
- The maximum power dissipation of 1N5254A is typically around 500 mW.
How does 1N5254A provide voltage regulation?
- 1N5254A operates in the reverse-biased breakdown region, where it maintains a nearly constant voltage drop across its terminals, providing a stable output voltage.
Can 1N5254A be used for overvoltage protection?
- Yes, 1N5254A can be used to protect sensitive components from overvoltage by shunting excess voltage away from the protected circuit.
What are the temperature considerations for 1N5254A?
- 1N5254A has a specified operating temperature range, typically from -65°C to +200°C, which should be considered for proper performance.
Is 1N5254A suitable for high-frequency applications?
- While 1N5254A can function at moderate frequencies, it may not be ideal for very high-frequency applications due to its inherent capacitance and response time.
What are the key parameters to consider when using 1N5254A in a circuit?
- Key parameters include the maximum voltage, current, power dissipation, and temperature range to ensure proper operation and reliability.
Are there any alternative components to 1N5254A with similar characteristics?
- Yes, there are other Zener diodes with comparable voltage ratings and characteristics, such as 1N5221B, 1N5225B, and 1N5234B, which can be considered based on specific application requirements.