SMA5J9.0CAHE3/5A

Product Overview

The SMA5J9.0CAHE3/5A belongs to the category of transient voltage suppressor diodes. These diodes are designed to protect sensitive electronics from voltage transients induced by lightning, inductive load switching, and electrostatic discharge. The SMA5J9.0CAHE3/5A is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a compact SMB package and is available in tape and reel packaging with a quantity of 3000 units per reel.

Specifications

• Peak Pulse Power: 5000 W
• Breakdown Voltage: 9.0 V
• Clamping Voltage: 14.5 V
• Operating Temperature Range: -55°C to +150°C
• Package Type: SMB
• Packaging: Tape and Reel, 3000 units per reel

Detailed Pin Configuration

The SMA5J9.0CAHE3/5A features a standard SMB package with two pins. Pin 1 is the anode, and pin 2 is the cathode.

Functional Features

• High Surge Capability: The SMA5J9.0CAHE3/5A can withstand large surge currents, making it suitable for protecting sensitive electronic components.
• Low Clamping Voltage: With a clamping voltage of 14.5 V, this diode effectively limits the voltage across the protected circuit.
• Fast Response Time: The diode responds quickly to transient voltage spikes, providing rapid protection to the connected circuitry.

Advantages and Disadvantages

Advantages

• High surge capability
• Low clamping voltage
• Fast response time

Disadvantages

• Limited breakdown voltage range
• Relatively narrow operating temperature range

Working Principles

The SMA5J9.0CAHE3/5A operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly switches into its low impedance state, diverting the excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, preventing damage to the connected electronics.

Detailed Application Field Plans

The SMA5J9.0CAHE3/5A is commonly used in various applications, including: - Power supplies - Communication systems - Industrial equipment - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

• SMA5J6.0CAHE3/5A: Similar specifications with a lower breakdown voltage of 6.0 V
• SMA5J12CAHE3/5A: Higher breakdown voltage of 12 V with comparable surge capability

In conclusion, the SMA5J9.0CAHE3/5A transient voltage suppressor diode offers robust protection against transient voltage events, making it a crucial component in safeguarding sensitive electronic circuits across various industries.

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