【选型】如何根据产品寿命周期来选择合适的电阻电容电感品牌?
随着科技的高速发展,各种电子产品越来越多,阻容感的需求也越来越大,但阻容感品牌的选型却常常困扰着很多刚入行的研发工程师,不知道怎样才能选择合适的阻容感品牌。
今天我们就来谈谈如何根据产品寿命周期来选择阻容感品牌。
谈之前我们先来了解下阻容感品牌的划分主要为:欧美系、日系、台系、国产。此前我也问过很多研发对这几个品牌系列的看法,大多数研发回复我的结果都是欧美系产品性能好,价格高,然后是日系、台系,最后是国产品牌便宜。
其实现在除了一些高性能产品外,很多国产品牌从产品参数上来看都不比欧美和日系品牌产品的性能差,甚至有些还更好;如果光从产品参数来看,欧美系、日系、台系和国产的很多产品都已经没有差距了,这也算是国产品牌的崛起吧!
既然很多产品从参数上看已经没有差距了,那么这些品牌的差异到底在哪里?答案是稳定性和一致性。举个简单例子:世强代理的英国TT品牌,近10年来在欧洲市场交货2亿多颗电阻和电感,却从未收到过客户的一例投诉;而世强代理的德国品牌ISABELLENHUTTE电阻,更是在过去37年中未收到过客户的一例产品功能性投诉,这就是产品的稳定性和一致性的表现。
了解了欧美系、日系、台系和国产阻容感器件主要差异就是稳定性和一致性后,我们再回过头来看看为什么产品寿命周期对阻容感的选型起关键性作用?
在中国市场,消费类电子中阻容感主要是以国产、台系为主,高端类产品会以日系为主,原因是因为消费类产品寿命只有1-5年,像手机(高端手机除外)、蓝牙小音响等产品寿命周期只有1-3年的产品,国产品牌应用完全没有问题,所以选择国产的阻容感器件基本可以满足应用了;像电视、电脑等产品寿命周期在3-5年的产品,你会发现里面台系和日系的产品会用的更多。
工业类产品寿命周期通常在5-10年,对产品的稳定性和一致性有了一定的要求,这块市场基本是以台系和日系为主,高端产品中欧美系用的较多,国产品牌基本是靠前的几个品牌。
世强代理的阻容感产品线中适合工业应用的电解电容有日本的Nippon Chemi-Con(黑金刚)和意大利的KENDEIL。黑金刚由于优异的性能,较好的价格优势,目前在电源、UPS、逆变器和通讯行业都有广泛使用;KENDEIL电解电容更是具有超长的寿命和超低的ESR性能,在大功率UPS和逆变器中得到广泛应用。
电感我们推荐美国的LAIRD品牌, Laird是世界领先的电感产品供应商,产品种类齐全,一流品质管控,其价格更是可以和台系、日系一较高下,Laird生产的MGV系列微型一体成型功率电感,2520的尺寸最高能达到7.9A电流,在需要小型大电流产品中应用非常广泛。
最后再看汽车行业产品,阻容感算是日系和欧美系的天下了,主要是因为汽车产品寿命周期基本都在10年以上,所以对产品的稳定性和一致性要求比较高,尤其在安全部件上,更是只用日系和欧美系产品。近年来台系和国产也纷纷布局汽车市场,但要取代欧美系和日系的霸主地位,还有很长一段路要走。
目前世强代理的黑金刚、Laird、TT和ISABELLENHUETTE品牌中大部分产品都有过AEC-Q200认证,其中黑金刚生产的混合电容,更是兼备铝电解电容和固态电容的优点,非常适合应用于汽车市场;而ISABELLENHUETTE的采样电阻,更是在欧洲汽车市场占有率达80%。优秀的产品性能在全球汽车行业中都赢得良好的口碑。
总的来说,不同寿命周期的产品对产品稳定性和一致性要求不一样,所以对阻容感品牌选择也不一样。当然,不容档次产品对阻容感的稳定性和一致性要求也是不一样的。而工艺和材料对产品稳定性又起到关键作用,这也是不同品牌产品价格不一样的原因。
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厂牌及品类 发布时间 : 2018-04-14
富信FRC系列厚膜片式电阻作为高精度采样电阻用于光伏逆变器,兼顾精度和实时性
通过将富信的FRC系列厚膜片式电阻作为采样电阻应用到光伏逆变器的采样电路上可以有效提高系统的采样精度和实时特性。同时伴随光伏逆变器市场越来越成熟,无论新开拓光伏电厂,还是备品备件,FRC系列厚膜片式电阻的应用机会将越来越多,同时片式产品结构将越来越适合现代化产品供应链,加速光伏逆变器产品的生产和供应能力。
应用方案 发布时间 : 2023-11-26
【方案】3KW光伏水泵逆变器优选元器件方案
描述- 本方案采用Vincotech高开关频率IGBT模块、Silicon Labs电容隔离、进芯电子DSP控制芯片等器件组成的光伏水泵逆变器电路,将西部丰富的太阳能资源转换为水泵工作所需要的交流电,实现了供电清洁无污染。同时对灌溉系统的水位进行采样监控,达到对逆变器工作实时控制的目的,安全高效。
型号- ADP32F12A-150QP G,TFLEX HD300,ADP32F12A-150QPG,TPCM780,10-FY074PA100SM-L583F08,SM5G-GGG-T-080S-000,PV-STICK-_VPE10,SI8621BD-B-ISR,EKY-800ELL391MK30S,SI8233BB-D-IS1,PV-STICK+_VPE10,SGM2036-3.3YN5G/TR,0505025.MXEP,PV BSS VAPM 5P M,SMCJ64CA,PV PS VAPM 5P F
Kendeil(肯德尔)铝电解电容器选型指南(英文)
目录- COMPANY PRESENTATION TECHNICAL INFORMATION CAPACITORS ACCESSORIES
型号- 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
引线型铝电解电容器用于电路中存储和释放电荷,具有较高的电容值和较低的内阻
引线型铝电解电容器的特点包括体积小、重量轻、价格相对较低、可用电压范围广、容量值大等。它们被广泛应用于各种电子设备和电子产品中,包括计算机、电视、手机、音响、电源等。
产品 发布时间 : 2023-11-08
业展电流采样电阻产品 产品和应用
型号- YLR系列,YLRP17,YLRP12,FHR系列,SBB系列,FHR,SBB,ASR系列,YLR12-3-5F,SBH,ASH1206,YPR,FHR8518,SBN系列,ASN,YL12,SBN,YLR,ASR,SBB-N,SBB1216,YLRF2512,YLRF,ACR系列,SBB-Y,ACR,YSK,YSK系列,SBN4320,YLRP
【方案】高效率10kw三相光伏逆变器优选元器件方案
描述- 本方案通过采用WOLFSPEED高效SIC肖特基二极管,Vincotech MNPC T字型逆变IGBT模块及相关的器件,相比于分立器件方案,集成度高且寄生参数小,模块效率更高。
型号- C4D10120D,T-FLEXHD300,SMBJ,BGM111,LXS,SMDJ,C2M1000170D,1812L,SLM750,SLM152,SC92,PS9402,TGARD500,30R,RBN40H125S1FPQ-A0,EFR32MG,PS9031,60R,LSIC2SD120E10CC,SMAJ,SMCJ,WDU,SMF,SI4438-C,WGM110,MKP,MLX91210,10-FZ12NMA040SH-M267F,2920L,BVS,EFM32JG,SGM2019
电子商城
品牌:Nippon Chemi-Con
品类:Aluminum Electrolytic Capacitors
价格:
现货: 200,000
品牌:Nippon Chemi-Con
品类:Aluminum Electrolytic Capacitor
价格:
现货: 200,000
现货市场
服务
可定制车规级电感的电流范围0.3~17.9A,尺寸最小1x0.55x0.5mm到最大12.5x12.5x6mm,工作频率100KHz~2MHz,感值范围:0.47uH~4.7mH。符合IATF16949和AECQ-200。SPQ为5K。
提交需求>
可定制电感最大电流100A,尺寸最小7 x 7 x 3.0mm到最大35 x 34 x 15.5 mm,工作频率100KHZ ~ 2MHZ,感值范围:0.15 ~ 100uh;支持大功率电感,扁平线电感,大电流电感,高频电感,汽车电感器,车规电感,一体成型电感等定制。
最小起订量: 5000 提交需求>
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