{"title":"ESD Protection Impact and Modelling of Bias-Dependent Series Resistance in Diodes","authors":"Y. Zhou, Guanghai Ding, J. Hajjar","doi":"10.23919/EOS/ESD.2019.8869988","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869988","url":null,"abstract":"An investigation of different forward-bias and reverse-bias on-resistance in diodes is presented. The impact of this often neglected effect on ESD protection design is demonstrated. A macro-model of a diode has been developed to account for the bias dependent resistance. This has been used in SPICE-type circuit level ESD simulation.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"122 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128149625","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Reinhold Gärtner, Magdalena Hilkersberger, W. Stadler, J. Niemesheim, J. Speicher
{"title":"Are ESD Chairs Good Enough to Be Used as Primary Means of Personnel Grounding?","authors":"Reinhold Gärtner, Magdalena Hilkersberger, W. Stadler, J. Niemesheim, J. Speicher","doi":"10.23919/EOS/ESD.2019.8869977","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869977","url":null,"abstract":"Personnel handling ESD sensitive items in seated position are supposed to be grounded via a wrist strap. The paper describes measurement techniques to assess whether grounding personnel via ESD flooring and chair is feasible. Different techniques to measure the body voltage generation and the influence of chair castors are discussed.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"29 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131927943","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
H. Karaca, C. Fleury, S. Holland, Hans-Martin Ritter, G. Notermans, D. Pogany
{"title":"Mechanism of Sequential Finger Triggering of Multi-Finger Floating-Base SCRs due to Inherent Substrate Currents","authors":"H. Karaca, C. Fleury, S. Holland, Hans-Martin Ritter, G. Notermans, D. Pogany","doi":"10.23919/EOS/ESD.2019.8869984","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869984","url":null,"abstract":"Successive voltage drops near the holding voltage associated with sequential finger triggering (SFT) are observed in multi-finger floating-base SCRs. A time delay between the triggering of neighboring fingers is in the 3–150ns range and it is observed only for long pulse rise times (10ns). TCAD simulation explains that SFT is due to lateral carrier diffusion-limited processes.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132670211","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Teruo Suzuki, K. Okubo, H. Taniguchi, M. Sawada, H. Okumura, Kazuo Shinke, Osamu Mihama
{"title":"Study of CDM Measurement for Bare Dies and Wafers","authors":"Teruo Suzuki, K. Okubo, H. Taniguchi, M. Sawada, H. Okumura, Kazuo Shinke, Osamu Mihama","doi":"10.23919/EOS/ESD.2019.8869985","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869985","url":null,"abstract":"Resolving frequent ESD failures at an assembly house was time-consuming. Testing CDM robustness in the wafer/bare die state would provide early information about problems with semiconductor design or electrostatic controls. With our new JS-002-compliant Wafer CDM tester, we tested products as wafers/bare dies to achieve the desired robustness.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"58 1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120937785","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Myunghwan Park, J. Tseng, Tzung-yin Lee, D. Ripley
{"title":"Concurrent ESD and Surge Protection Clamps in RF Power Amplifier","authors":"Myunghwan Park, J. Tseng, Tzung-yin Lee, D. Ripley","doi":"10.23919/EOS/ESD.2019.8869975","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869975","url":null,"abstract":"For cost reduction and device miniaturization efforts, the system-level surge suppressor is often being removed, which motivates developing concurrent HBM and surge protection clamps. Here, we characterize Surge and HBM performance of the conventional clamps, and further propose a partial feedback combo clamp and ballasted RC-triggered clamp.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"23 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127913364","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"A 3-Terminal HV-ESD Protection as Specialized Solution for EDn-MOSTs that Directly Link Two External Pads","authors":"G. de Raad, Da-Wei Lai","doi":"10.23919/EOS/ESD.2019.8870010","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8870010","url":null,"abstract":"This paper describes ESD design around EDn-MOST devices that connect directly between different I/O pads. In this topology, a trade-off exists between drain voltage and maximum allowable current density through the EDn-MOST. The disclosed ESD device, the 3-terminal HV-ESD, avoids that trade-off and so increases design freedom.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"251 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129040084","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Li Shen, Shubhankar Marathe, J. Meiguni, Guangxiao Luo, Jianchi Zhou, D. Pommerenke
{"title":"TVS Devices Transient Behavior Modeling Framework and Application to SEED","authors":"Li Shen, Shubhankar Marathe, J. Meiguni, Guangxiao Luo, Jianchi Zhou, D. Pommerenke","doi":"10.23919/EOS/ESD.2019.8869992","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869992","url":null,"abstract":"The transient behavior for four different types of TVS (non-snapback, snapback, spark gap, varistor) is modeled using the same modeling framework. By a 10 ns VF-TLP, the quasi-static I-V curve and the transient turn-on are captured and modeled in ADS. The models are applied in a SEED simulation to investigate the strengths and weaknesses of the modeling frame.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116880594","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Impact of Lowly Doped Regions on Transient Overshoot Voltage During vf-TLP Pulses for Bipolar Devices","authors":"S. Holland, G. Notermans, Hans-Martin Ritter","doi":"10.23919/EOS/ESD.2019.8869978","DOIUrl":"https://doi.org/10.23919/EOS/ESD.2019.8869978","url":null,"abstract":"The contribution of the lowly doped region to the transient overshoot voltage of a junction diode, a bipolar transistor and a SCR is investigated with vf-TLP measurements and calibrated TCAD simulations. The effect of the conductivity modulation is stronger for a BJT and SCR than for a forward biased diode.","PeriodicalId":233379,"journal":{"name":"2019 41st Annual EOS/ESD Symposium (EOS/ESD)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114903955","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}