SMBJ11A-13-F Series

series introduction

# Introduction to the SMBJ11A - 13 - F Product Series

## 1. Overview
The SMBJ11A - 13 - F product series belongs to the family of transient voltage suppressor (TVS) diodes. These diodes are crucial components in modern electronic circuits, designed to protect sensitive electronic devices from voltage spikes and transient events. Voltage spikes can occur due to various reasons such as lightning strikes, electrostatic discharge (ESD), and switching transients in power supplies. The SMBJ11A - 13 - F series offers reliable and efficient protection, ensuring the longevity and proper functioning of electronic equipment.

## 2. Key Features

### 2.1 High - Power Handling Capability
One of the standout features of the SMBJ11A - 13 - F series is its ability to handle high - power transients. These diodes are designed to dissipate large amounts of energy during a transient event, which helps in preventing damage to the connected electronic components. For example, in applications where sudden voltage surges can carry significant power, such as in industrial control systems or automotive electronics, the high - power handling capacity of these diodes ensures that the system remains protected.

### 2.2 Low Clamping Voltage
The series is engineered to provide a low clamping voltage during a transient event. When a voltage spike occurs, the TVS diode quickly conducts and limits the voltage across the protected device to a safe level. The low clamping voltage of the SMBJ11A - 13 - F series means that the protected components are exposed to only a minimal amount of over - voltage, reducing the risk of damage. This is particularly important for sensitive semiconductor devices, which can be easily damaged by even small over - voltage conditions.

### 2.3 Fast Response Time
The SMBJ11A - 13 - F diodes have an extremely fast response time. They can detect and start conducting within nanoseconds of a voltage spike occurring. This rapid response is essential in protecting electronic circuits from short - duration but high - amplitude voltage transients. For instance, in communication systems where data transmission is sensitive to voltage disturbances, the fast response time of these diodes helps in maintaining the integrity of the data by preventing voltage spikes from interfering with the signal.

### 2.4 Compact Package Design
The diodes in the SMBJ11A - 13 - F series come in a compact SMB (Surface Mounted Device) package. This package design is ideal for modern printed circuit board (PCB) layouts, where space is often at a premium. The small size allows for easy integration into a wide range of electronic devices, from consumer electronics like smartphones and tablets to larger industrial equipment. Additionally, the surface - mount design simplifies the manufacturing process, reducing assembly time and costs.

## 3. Electrical Specifications

### 3.1 Breakdown Voltage
The breakdown voltage of the SMBJ11A - 13 - F series is carefully specified to ensure proper operation. The breakdown voltage is the minimum voltage at which the diode starts to conduct in the reverse - bias direction. For the SMBJ11A - 13 - F series, the breakdown voltage is within a specific range, which is selected based on the application requirements. This allows for precise protection of electronic circuits, as the diode will only start conducting when the voltage exceeds a pre - determined safe level.

### 3.2 Stand - off Voltage
The stand - off voltage is the maximum continuous reverse voltage that the diode can withstand without conducting. In the SMBJ11A - 13 - F series, the stand - off voltage is designed to be compatible with the normal operating voltage of the protected circuit. This ensures that the diode does not interfere with the normal operation of the circuit under normal conditions, while still being ready to provide protection when

Images for reference

31-SMB, DO214AA

SMBJ Series Side

SMBJ Series Top

Datasheets

Partlist

SMBJ11A-13-F