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SM8S33ATHE3/I

Name: SM8S33ATHE3/I
Rating: 4.7 (12 reviews)

TVS DIODE 33VWM 53.3VC DO218AC

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資料表 SM8S33ATHE3/I DataSheet
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規格

Series	PAR®
Part Status	Obsolete
Type	Zener
Voltage - Reverse Standoff (Typ)	33V
Voltage - Breakdown (Min)	36.7V
Voltage - Clamping (Max) @ Ipp	53.3V
Current - Peak Pulse (10/1000µs)	124A
Power - Peak Pulse	6600W (6.6kW)
Power Line Protection	No
Operating Temperature	-55°C ~ 175°C (TJ)
Mounting Type	Surface Mount
Package / Case	DO-218AC
Supplier Device Package	DO-218AC
Base Product Number	SM8S33
Unidirectional Channels	1
Grade	Automotive
Qualification	AEC-Q101

概述

Description

The SM8S33ATHE3/I is a surge protective device (SPD) designed to safeguard electronic circuits from voltage transients caused by lightning or other electrical disturbances. It features a bi-directional, TVS (Transient Voltage Suppressor) configuration, making it effective in clamping voltage spikes in both directions. The device has a peak pulse power rating of 600W, making it suitable for various applications in telecommunications, automotive, and industrial equipment.
This component is housed in a compact SMD package, which allows for efficient PCB space utilization and easy integration into circuits. Its low clamping voltage ensures that connected devices are protected while minimizing disruption to normal operation.
The "I" in the part number typically indicates that the device is lead-free, aligning with environmental regulations such as RoHS. Overall, the SM8S33ATHE3/I is an essential component for protection against transient voltage threats, ensuring the reliability and longevity of electronic systems.

Features

The SM8S33ATHE3/I is a transient voltage suppressor (TVS) diode designed to protect sensitive electronics from voltage spikes and transients. Key features include:
1. Voltage Rating: It has a breakdown voltage of approximately 33V, providing effective clamping for devices operating at lower voltages.
2. Power Dissipation: It can handle a maximum peak pulse power of 600W, ensuring robust protection during transient events.
3. Low Clamping Voltage: The device features a low clamping voltage, minimizing the risk of damage to the protected circuit.
4. Fast Response Time: It responds quickly to voltage transients, providing immediate protection.
5. Package Type: It is housed in a DO-214AA (SMB) package, allowing for surface mount applications.
6. Bidirectional Protection: Designed for bidirectional applications, making it suitable for AC and DC circuits.
Overall, the SM8S33ATHE3/I is ideal for protecting automotive, telecom, and consumer electronics from overvoltage conditions.

Package

The SM8S33ATHE3/I is packaged in a DO-214AA (SMB) form factor. This surface-mount package is designed for transient voltage suppression and offers efficient thermal performance and space-saving characteristics.

Pinout

The SM8S33ATHE3/I is a surface-mount transient voltage suppressor (TVS) diode designed to protect sensitive electronic components from voltage spikes. It features a 2-pin configuration:
1. Pin 1 (Cathode): This pin connects to the positive side of the circuit.
2. Pin 2 (Anode): This pin connects to the ground or negative side of the circuit.
The SM8S33ATHE3/I has a peak pulse power rating of 600W (for 8/20μs waveform) and a breakdown voltage of approximately 33V. It helps to clamp voltage spikes, ensuring that the voltage remains within safe levels for sensitive devices. The device is suitable for applications in telecom, automotive, and consumer electronics to protect against ESD and other transient events.

Manufacturer

The SM8S33ATHE3/I is manufactured by Littelfuse, Inc. Littelfuse is a global company specializing in circuit protection, power control, and sensing technologies. Founded in 1927 and headquartered in Chicago, Illinois, Littelfuse designs and produces a wide range of electronic components including fuses, relays, and varistors. The company serves various industries, including automotive, electronics, and industrial applications, focusing on enhancing the safety and reliability of electrical systems.

Application

The SM8S33ATHE3/I is a transient voltage suppressor (TVS) diode primarily used for protecting sensitive electronic components from voltage spikes and electrostatic discharge (ESD). Its application areas include consumer electronics, automotive electronics, industrial equipment, telecommunications, and data communication systems. It is suitable for safeguarding circuits in devices like smartphones, computers, and automotive control systems, ensuring reliability and longevity.

Equivalent

The SM8S33ATHE3/I is a transient voltage suppressor (TVS) diode. Equivalent products include the ESDA6V1L1, 1N5819, and the PTVS3-33. Other alternatives may vary based on specific application requirements, such as breakdown voltage and power ratings. Always verify specifications to ensure compatibility for your application.