MPLAD18KP85A

Product Overview

The MPLAD18KP85A belongs to the category of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronic devices from voltage transients induced by lightning and other transient voltage events. The MPLAD18KP85A is commonly used in various electronic circuits to safeguard against overvoltage conditions.

Basic Information Overview

• Category: Transient Voltage Suppressor Diode
• Use: Protection against voltage transients
• Characteristics: High surge capability, low clamping voltage
• Package: DO-203AB (DO-5)
• Essence: Provides robust protection for electronic circuits
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

• Peak Pulse Power: 18,000 W
• Standoff Voltage: 85 V
• Breakdown Voltage: 94.4 V to 105.3 V
• Maximum Clamping Voltage: 137 V at 34.8 A
• Operating Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The MPLAD18KP85A follows a standard DO-203AB (DO-5) package configuration with anode and cathode terminals for easy integration into circuit designs.

Functional Features

• High Surge Capability: The MPLAD18KP85A can effectively handle high surge currents, making it suitable for applications exposed to transient voltage events.
• Low Clamping Voltage: It offers low clamping voltage, ensuring minimal impact on the protected circuit during transient events.

Advantages and Disadvantages

Advantages

• Robust protection against voltage transients
• High surge capability
• Low clamping voltage

Disadvantages

• Higher cost compared to standard diodes
• Requires careful consideration of mounting and heat dissipation due to high power handling capabilities

Working Principles

The MPLAD18KP85A operates by diverting excessive transient current away from the protected circuit, thereby limiting the voltage across the circuit to a safe level. This is achieved through rapid conduction when the voltage exceeds the breakdown voltage, effectively shunting the excess energy to ground.

Detailed Application Field Plans

The MPLAD18KP85A is widely used in various applications, including: - Power supply units - Telecommunication equipment - Industrial control systems - Automotive electronics - Renewable energy systems

Detailed and Complete Alternative Models

• MPLAD15KP85A: Lower peak pulse power variant with similar characteristics
• MPLAD20KP85A: Higher peak pulse power variant for more demanding applications
• MPLAD18KP100A: Variant with higher standoff voltage for increased protection

In conclusion, the MPLAD18KP85A transient voltage suppressor diode offers robust protection against voltage transients, making it a crucial component in safeguarding sensitive electronic circuits. Its high surge capability and low clamping voltage make it suitable for a wide range of applications, from consumer electronics to industrial systems.

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