SMBJ90CAHE3/5B

Product Overview

Use

These diodes are used to protect sensitive electronic components from voltage spikes and transients.

Characteristics

Fast response time
Low clamping voltage
High surge current capability

Package

The SMBJ90CAHE3/5B is available in a surface mount DO-214AA (SMB) package.

Essence

The essence of this product lies in its ability to quickly divert excessive voltage away from sensitive components, thereby protecting them from damage.

Packaging/Quantity

The SMBJ90CAHE3/5B is typically packaged in reels with quantities varying based on manufacturer specifications.

Specifications

Standoff Voltage: 77.8V
Breakdown Voltage: 86.4V
Maximum Clamping Voltage: 140V
Peak Pulse Current: 30.6A
Operating Temperature Range: -55°C to 150°C

Detailed Pin Configuration

The SMBJ90CAHE3/5B has two pins, with the anode connected to the positive side and the cathode connected to the negative side.

Functional Features

Transient voltage suppression
Reverse standoff voltage protection
Fast response to voltage spikes

Advantages and Disadvantages

Advantages

Effective protection against voltage transients
Fast response time
Compact size

Disadvantages

Limited maximum clamping voltage
May require additional circuitry for comprehensive protection

Working Principles

When a voltage transient occurs, the SMBJ90CAHE3/5B conducts and diverts the excess energy away from the protected components, limiting the voltage to a safe level.

Detailed Application Field Plans

The SMBJ90CAHE3/5B is commonly used in: - Power supply units - Communication equipment - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

SMBJ64CA: Lower standoff voltage
SMBJ110CA: Higher standoff voltage
SMBJ130CA: Higher peak pulse current

In conclusion, the SMBJ90CAHE3/5B transient voltage suppressor diode offers effective protection against voltage transients in a compact package, making it suitable for various electronic applications.

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