Design of protection module of intrinsic safety power supply based on LT4356

In view of problems of simple protection function, low conversion efficiency, poor anti-interference ability and low intrinsic safety current existed in current protection module of intrinsic safety power supply, a protection module of intrinsic safety power supply based on surge suppressor LT4356 w...

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Main Authors: XIE Guojun, WANG Tongsheng, WANG Shufeng, ZHU Chengjia
Format: Article
Language:zho
Published: Editorial Department of Industry and Mine Automation 2014-12-01
Series:Gong-kuang zidonghua
Subjects:
Online Access:http://www.gkzdh.cn/article/doi/10.13272/j.issn.1671-251x.2014.12.021
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author XIE Guojun
WANG Tongsheng
WANG Shufeng
ZHU Chengjia
author_facet XIE Guojun
WANG Tongsheng
WANG Shufeng
ZHU Chengjia
author_sort XIE Guojun
collection DOAJ
description In view of problems of simple protection function, low conversion efficiency, poor anti-interference ability and low intrinsic safety current existed in current protection module of intrinsic safety power supply, a protection module of intrinsic safety power supply based on surge suppressor LT4356 was designed. Function realization principle of the module was analyzed, including soft start, over-voltage, over-current and voltage sag protection, protection locking. The module with output voltage is DC5-18 V, the maximum current is 850-1 000 mA and fault protection time within 2 μs, which meets intrinsic safety requirements of GB 3836.4-2010.
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spelling doaj.art-944edff169f3499da70e57383699da2c2023-03-17T01:50:33ZzhoEditorial Department of Industry and Mine AutomationGong-kuang zidonghua1671-251X2014-12-014012808310.13272/j.issn.1671-251x.2014.12.021Design of protection module of intrinsic safety power supply based on LT4356XIE GuojunWANG TongshengWANG ShufengZHU ChengjiaIn view of problems of simple protection function, low conversion efficiency, poor anti-interference ability and low intrinsic safety current existed in current protection module of intrinsic safety power supply, a protection module of intrinsic safety power supply based on surge suppressor LT4356 was designed. Function realization principle of the module was analyzed, including soft start, over-voltage, over-current and voltage sag protection, protection locking. The module with output voltage is DC5-18 V, the maximum current is 850-1 000 mA and fault protection time within 2 μs, which meets intrinsic safety requirements of GB 3836.4-2010.http://www.gkzdh.cn/article/doi/10.13272/j.issn.1671-251x.2014.12.021intrinsic safety power supplyover-current protectionover-voltage protectionvoltage sag protectionlt4356
spellingShingle XIE Guojun
WANG Tongsheng
WANG Shufeng
ZHU Chengjia
Design of protection module of intrinsic safety power supply based on LT4356
Gong-kuang zidonghua
intrinsic safety power supply
over-current protection
over-voltage protection
voltage sag protection
lt4356
title Design of protection module of intrinsic safety power supply based on LT4356
title_full Design of protection module of intrinsic safety power supply based on LT4356
title_fullStr Design of protection module of intrinsic safety power supply based on LT4356
title_full_unstemmed Design of protection module of intrinsic safety power supply based on LT4356
title_short Design of protection module of intrinsic safety power supply based on LT4356
title_sort design of protection module of intrinsic safety power supply based on lt4356
topic intrinsic safety power supply
over-current protection
over-voltage protection
voltage sag protection
lt4356
url http://www.gkzdh.cn/article/doi/10.13272/j.issn.1671-251x.2014.12.021
work_keys_str_mv AT xieguojun designofprotectionmoduleofintrinsicsafetypowersupplybasedonlt4356
AT wangtongsheng designofprotectionmoduleofintrinsicsafetypowersupplybasedonlt4356
AT wangshufeng designofprotectionmoduleofintrinsicsafetypowersupplybasedonlt4356
AT zhuchengjia designofprotectionmoduleofintrinsicsafetypowersupplybasedonlt4356