SMA5J8.5-E3/61

Product Overview

• Category: Diode
• Use: Voltage clamping and transient surge protection
• Characteristics: High power handling capability, fast response time, compact size
• Package: SMA (DO-214AC)
• Essence: Transient voltage suppressor diode
• Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Peak Pulse Power: 5000W
• Breakdown Voltage: 8.5V
• Maximum Clamping Voltage: 14.5V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The SMA5J8.5-E3/61 diode has two pins, with the anode connected to pin 1 and the cathode connected to pin 2.

Functional Features

• Provides effective protection against voltage transients
• Fast response time ensures minimal damage to protected components
• High power handling capability for robust surge protection

Advantages

• Compact size allows for easy integration into various circuit designs
• Wide operating temperature range enables versatile application
• High power handling capability provides reliable surge protection

Disadvantages

• May exhibit higher leakage current compared to some alternative models
• Limited breakdown voltage may not be suitable for applications requiring higher clamping voltages

Working Principles

The SMA5J8.5-E3/61 operates by diverting excessive transient currents away from sensitive components, thereby limiting the voltage across them to a safe level. This is achieved through the rapid conduction of the diode when subjected to a transient overvoltage condition.

Detailed Application Field Plans

This diode is commonly used in electronic circuits and systems that require protection against voltage surges and transients. It finds applications in power supplies, communication equipment, automotive electronics, and industrial control systems.

Detailed and Complete Alternative Models

• SMA6J8.5A-E3/61: Higher breakdown voltage for increased clamping capability
• SMA5J15A-E3/61: Lower breakdown voltage suitable for sensitive electronics
• SMAJ8.5CA-E3/61: Bi-directional clamping for bidirectional surge protection

In conclusion, the SMA5J8.5-E3/61 diode offers efficient transient surge protection with its high power handling capability and fast response time. While it has limitations in terms of breakdown voltage and leakage current, it remains a popular choice for various electronic applications requiring reliable voltage clamping.