【应用】电安科技中低压大电流方型贴片保险丝SF335A080成功应用于化成柜短路保护上,阻抗低至0.36mΩ
华南某化成柜设备客户,有个项目的10KW DC/DC模块上,输入电压120VDC,输出电压80VDC,需要在输出端到电池间,串联保险丝,以防止化成中电池异常短路。由于板子空间的限制,需要选100A左右的贴片保险丝。给客户推荐了2颗80A并联。这样还有很大余量,防止保险丝阻抗差异,导致通过每颗保险丝的电流不同,造成过热异常熔断。SF335A080的最高电压84VDC,分断能力为1200A,能满足客户的设计要求。此保险丝优点就是体积小,阻抗低,只有0.36mΩ左右,目前为业界最低。这样在温升方面相对传统保险丝的表现,非常有优势。经客户实际测试温升比较满意,目前已经小批量产。
保险丝在产品应用中的位置:
SF335A080系列,外形如下图:
主要电气参数如下图:
特点如下:
1、电流10-100A可选
2、直流电压最高到84VDC(分断1200-1500A)
3、低阻抗,低温升,低压降设计
4、贴片11x4.5mm封装
5、宽工作温度范围-55℃ ~ +125℃
6、Rohs环保,无卤素、镀银镀金端子可选
7、可以按客户要求灵活定制
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本文由梁楚瑜转载自电安科技,原文标题为:【成功案例】电安科技中低压大电流方型贴片保险丝SF335A080成功应用于某客户化成柜短路保护上,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
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产品型号
|
品类
|
Voltage Rating(V)
|
Current Rating(A)
|
IR(A)
|
Fast/Slow Acting
|
AECQ Qualification
|
Remark
|
Package
|
CC201A.250
|
陶瓷贴片保险丝
|
72VDC
|
0.25A
|
50A@72V
|
Fast
|
AEC-Q200
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/
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1206
|
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目录- Ceramic Chip Fuse Product overview CC201 Ceramic Chip Fuse CC202 Ceramic Chip Fuse CC203 Ceramic Chip Fuse CC204 Ceramic Chip Fuse CC211 Ceramic Chip Fuse CC212 Ceramic Chip Fuse CC213 Ceramic Chip Fuse CC221 Ceramic Chip Fuse
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可定制LAMP LED、 CHIP LED、 PLCC LED、 汽车用车规级LED、COB LED的尺寸/电压/电流等参数,电压1.5-37V,电流5-150mA,波长470-940nm。
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