SM712 UNSEMI | Alldatasheet
Document overview
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Technical content
The SM712 is designed to protect voltage sensitive components from ESD and transient voltage events. Excellent clamping capability, low leakage, and fast response time, make these parts ideal for ESD protection on designs where board space is at a premium. SM712 Mechanical Characteristics Feature
Description
Applications
Revision March 1,2022 www.unsemi.com.tw www.unsemi.com.tw For technical questions, contact: tech@unsemi.com.tw Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information.1/3 Mechanical Data JEDEC SOT-23 Package Molding Compound Flammability Rating : UL 94V-O Weight 8.0 Milligrams (Approximate) Lead Finish : Lead Free 405 Watts Peak Pulse Power per Line (tp=8/20μs) Protects two +12V to -7V lines Low clamping voltage Low leakage current IEC61000-4-2 (ESD) ±30kV (air), ±30kV (contact) IEC61000-4-4 (EFT) 40A (5/50ηs) IEC61000-4-5 (Lightning) 15A (8/20μs) Functional Diagram Protection of RS-485 transceivers with extended common-mode range Security systems Automatic Teller Machines HFC systems Networks Transient Voltage Suppressors for ESD Protection Parameter Symbol Value Units Peak Pulse Power (Tp=8/20μs waveform) Lead Soldering Temperature Storage Temperature Range Operating Junction Temperature Range Ppp TL TSTG TJ 405 260 (10 sec.) -55 to +150 -40 to +125 Watts
Fig2. Power Rating Derating Curve ROHS Revision March 1,2022 www.unsemi.com.tw For technical questions, contact: tech@unsemi.com.tw ROHS Electrical Characteristics @ 25℃ Unless Otherwise Specified ) Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information.2/3 SM712 Transient Voltage Suppressors for ESD Protection Fig3. ESD Pulse Waveform(According to IEC61000-4-2) Fig1. 8/20μs Pulse Waveform 0 5 10 15 20 25 30 120 tr 100 Peak Value IPP td=t I PP/2 TEST WAVEFORM PARAMETERS tr=8μs td=20μs IPP - Peak Pulse Current - % of IPP t - Time (μs) 0 25 50 75 100 125 150 110 100 % of Rated Power Ambient Temperature – TA (ºC) 100% 90% 10% tr 30ns = Time 60ns Percent of Peak Pulse Current % M72 Pin3 to Pin1 / Pin2 Pin1 / Pin2 to Pin3 7.5 13.3 1.0 1.0 SM712 Part Number Device Marking VRMW (V) (Max.) VBR (V) (Min.) IR (uA) (Max.) C (pF) (Typ.) IT (mA) VC @1A (Max.) (Max.) (@A) VC
Revision March 1,2022 www.unsemi.com.tw Transient Voltage Suppressors for ESD Protection ROHS For technical questions, contact: tech@unsemi.com.tw Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information.3/3
Ordering Information
Device Package Quantity Reel Size SOT-23 3,000pcs/Reel 7 inch SM712 Symbol X Y Z 0.80 0.96 0.90 2.40 Inches 0.031 0.037 0.035 0.096 Millimeters Soldering Footprint Symbol Min. Max. InchesMillimeters A b C D E e L HE 1.05 0.01 0.30 0.09 2.80 1.50 1.78 0.35 2.65 1.25 0.10 0.50 0.20 3.04 1.70 2.04 0.69 2.95 Nom. 1.11 0.06 0.44 0.13 2.90 1.60 1.90 0.54 2.80 Min. Max. 0.042 0.001 0.012 0.003 0.110 0.059 0.070 0.014 0.104 0.050 0.004 0.020 0.008 0.120 0.067 0.081 0.027 0.116 Nom. 0.044 0.002 0.018 0.005 0.114 0.051 0.075 0.021 0.112
Revision March 1,2022 www.unsemi.com.tw For technical questions, contact: tech@unsemi.com.tw ROHS Specifications are subject to change without notice. Please refer to www.unsemi.com.tw for current information. Disclaimer ROHS UNSEMI RESERVES THE RIGHT TO MAKE CHANGE ON OUR PRODUTS , PRODUCTS SPECIFICATION AND DATA WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. UN SEMICONDUCTOR LIMITED its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “UNSEMI”)does not give any representations or warranties for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. In no event shall UNSEMI be liable for any indirect, incidental, punitive, special or consequential damages (including any and all implied warranties, warranties of fitness for particular purpose, non-infringement and merchantability.) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. Statements regarding the suitability of products for certain types of applications are based on UNSEMI knowledge of typical requirements that are often placed on UNSEMI products in generic applications. Such statements are not binding, statements about the suitability of products for a particular application. It is the customer's responsibility to validate that a particular product with the properties described in the product specification is suitable for use in a particular application. Parameters provided in datasheets or specifications may vary in different applications and performance may vary over time. All operating parameters, including typical parameters, must be validated for each customer application by the customer's technical experts. Product specifications do not expand or otherwise modify UNSEMI's terms and conditions of purchase, including but not limited to the warranty expressed therein. Unless otherwise agreed in writing, UNSEMI product is not designed, authorized or warranted to be suitable for use in medical life-saving, or life-sustaining application , nor in applications where failure or malfunction of a UNSEMI product can reasonably be expected to result in personal injury, death or severe property or environmental damage. UNSEMI and its suppliers accept no liability for inclusion or use of UNSEMI products in such equipment or applications and therefore such inclusion and/or use is at the customer's own risk. All referenced brands, product names, service names and trademarks are the property of their respective owners.