What are the key applications for the SM712?

It is primarily used in RS-485 communication interfaces, security systems, ATMs, HFC systems, and general network equipment.

What are the key specifications of the SM712?

It features a 360W peak pulse power, 7V/12V operating voltages, and complies with IEC 61000-4-2 and IEC 61000-4-5 standards.

What should engineers review before using the SM712?

Engineers should review the pin configuration and ensure the asymmetrical voltage levels (7V and 12V) match the specific requirements of the transceiver lines being protected.

What should sourcing teams check before buying SM712?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: Low; readiness: easy.

What is the pinout of SM712?

Use the SM712 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about SM712 pinout to locate pins, power rails, and interface signals before layout.

SM712 Datasheet, Specs, Alternatives & ECAD | FUXINSEMI

AI summary

The SM712 is an asymmetrical TVS diode array designed for RS-485 transceiver protection, offering robust ESD and surge suppression in a compact SOT-23 package.

Best for

RS-485 interface protection
Industrial communication lines

Avoid if

Applications requiring high-speed data lines where 45pF capacitance is too high

Check before use

Pinout compatibility with the target PCB layout

Key specifications

Peak Pulse Power: 360W
Operating Voltage: 7V / 12V
ESD Protection: ±15kV Air / ±8kV Contact
Package: SOT-23

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

ConnectivityIndustrial

Datasheet

ed75250248cff7785e3053f196039e43_SM712 N2270 REV.A.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SM712: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol

Schematic symbol for your EDA tool

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PCB Footprint

Land pattern for PCB layout

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3D Model

STEP file for mechanical design

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KiCad Library

Verified KiCad 8 symbol, footprint, and 3D model

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Where to Buy

Real-time and catalog pricing from verified distributors

Alternative components

PSM712-LF-T7Protek Devices

A functional alternative in a SOT-23 package, offering higher power and current ratings for RS-485 protection.

Needs validation

Design and risk insights

Questions & answers

The SM712 is an asymmetrical TVS diode array designed to protect RS-485 transceivers from transient voltage events like ESD and lightning surges.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the SM712?+×

What are the key applications for the SM712?+×

What are the key specifications of the SM712?+×

What should engineers review before using the SM712?+×

What should sourcing teams check before buying SM712?+×

What is the pinout of SM712?+×