SMCJ85CA-E3/57T

Product Overview

The SMCJ85CA-E3/57T belongs to the category of transient voltage suppressor diodes. These diodes are used to protect sensitive electronic components from voltage spikes and transients. The SMCJ85CA-E3/57T is characterized by its high surge capability, low clamping voltage, and fast response time. It is typically packaged in a DO-214AB (SMC) package and is available in tape and reel packaging with a quantity of 1800 units per reel.

Specifications

• Peak Pulse Power: 1500W
• Breakdown Voltage: 85V
• Clamping Voltage: 137V
• Operating Temperature Range: -55°C to +150°C
• Package Type: DO-214AB (SMC)

Detailed Pin Configuration

The SMCJ85CA-E3/57T has two pins, anode, and cathode, which are clearly labeled on the package. The anode is connected to the positive side of the circuit, while the cathode is connected to the ground or negative side.

Functional Features

• Transient Voltage Suppression: Protects sensitive electronics from voltage spikes.
• Fast Response Time: Quickly clamps transient voltages to safe levels.
• High Surge Capability: Can withstand large surge currents without damage.

Advantages and Disadvantages

Advantages: - Effective protection against voltage transients - Fast response time - High surge capability

Disadvantages: - Clamping voltage may be relatively high for some applications - Requires careful consideration of placement in circuits to ensure optimal protection

Working Principles

The SMCJ85CA-E3/57T operates based on the principle of avalanche breakdown. When a transient voltage spike occurs, the diode rapidly conducts, diverting the excess current away from the protected circuit. This action effectively clamps the voltage to a safe level, protecting the downstream components.

Detailed Application Field Plans

The SMCJ85CA-E3/57T is commonly used in various electronic systems, including: - Power supplies - Telecommunication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

• 1. SMAJ85CA: Similar specifications but in a SMA package.
• 2. P6SMB85CA: Offers a different form factor with similar electrical characteristics.
• 3. 1.5SMC85CA: Higher power handling capability in a larger SMC package.

In conclusion, the SMCJ85CA-E3/57T transient voltage suppressor diode offers effective protection against voltage transients with its high surge capability and fast response time. While it has some limitations regarding clamping voltage, careful consideration of its placement can mitigate these drawbacks. Its application spans across various industries, and there are alternative models available to suit specific design requirements.