1.5SMC91A-E3/9AT

Product Overview

Category:

The 1.5SMC91A-E3/9AT belongs to the category of TVS (Transient Voltage Suppressor) diodes.

Use:

It is used for surge protection in electronic circuits, providing a high level of protection against voltage transients.

Characteristics:

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

Package:

The 1.5SMC91A-E3/9AT is available in a DO-214AB (SMC) package.

Essence:

The essence of this product lies in its ability to protect sensitive electronic components from voltage spikes and surges.

Packaging/Quantity:

The 1.5SMC91A-E3/9AT is typically packaged in reels and is available in quantities suitable for both prototyping and production purposes.

Specifications

• Standoff Voltage: 77.8V
• Breakdown Voltage: 86.4V
• Maximum Clamping Voltage: 140V
• Peak Pulse Current: 58.3A
• Operating Temperature Range: -55°C to +150°C

Detailed Pin Configuration

The 1.5SMC91A-E3/9AT has two pins, with the anode and cathode connections clearly marked on the DO-214AB package.

Functional Features

• Provides protection against transient voltage events
• Fast response time ensures minimal impact on the protected circuit
• High surge capability allows it to handle large transient currents

Advantages

• Robust surge protection
• Low clamping voltage
• Compact form factor
• RoHS compliant

Disadvantages

• May require additional circuitry for comprehensive overvoltage protection

Working Principles

When a transient voltage event occurs, the 1.5SMC91A-E3/9AT conducts current to divert the excess energy away from the protected circuit, thereby limiting the voltage across it.

Detailed Application Field Plans

The 1.5SMC91A-E3/9AT is commonly used in applications such as: - Power supplies - Telecommunication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the 1.5SMC91A-E3/9AT include: - P6SMB91A - SMBJ91A - SMCJ91A - 1.5KE91A

In conclusion, the 1.5SMC91A-E3/9AT is a crucial component in safeguarding electronic circuits from voltage transients, offering robust surge protection and fast response times. Its compact form factor and high surge capability make it suitable for a wide range of applications, from consumer electronics to industrial equipment.

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