【应用】TT Electronics浪涌电流限制电阻器可用于电子镇流器,环境温度范围-55℃~155℃
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镇流器在初始启动期间的浪涌电流比其正常工作电流大几倍,而且一般而言,电子镇流器的浪涌电流高于电磁镇流器或混合镇流器。
浪涌电流限制电阻器用于承受浪涌电流,但在发生故障时可以安全熔断,例如,因为电容短路导致电源短路。TT Electronics旗下典型器件是WP-S、ULW和EMC系列。
WP-S系列:
25℃下,额定功率在1W~5W之间(从WP1S到WP5S逐渐增加),过载功率在5W~25W之间(从WP1S到WP5S逐渐增加),环境温度范围为-55℃~155℃。除此之外,WP-S系列还提供防火保护。
ULW系列:
图2 ULW系列
ULW系列为UL1412认证的易熔电阻,为故障安全120/240Vrms电源熔断器,具备抗浪涌性能。25℃下,额定功率在2W~5W之间(从ULW2到ULW5逐渐增加),25℃下5s过载功率在10W~25W之间(从ULW2到ULW5逐渐增加),环境温度范围为-55℃~155℃。
EMC系列:
图3 EMC系列
EMC系列经过UL1412认证,为故障安全240V电源熔断器,具备良好的脉冲处理能力,拥有额定功率下的小尺寸封装。EMC2在70℃下的额定功率为2W,绝缘电压为500V,环境温度范围为-55℃~155℃。除此之外,EMC系列提供UL94-V0认证的防火保护。
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【应用】TT电阻器用于电路保护解决励磁涌流难点,支持生产特殊版本承受定义的脉冲及过载条件熔断
TT Electronics旗下的典型器件是ULW系列(UL认可的线绕电阻)和 WP-S系列(线绕功率小)电阻器,通常具有特殊功能以满足特定应用要求,可以生产特殊版本以承受客户定义的脉冲和/或在定义的过载条件下进行熔断。
TT Electronics (TT)电阻器选型指南
Technology and Product Selector Guides Current Sense Resistors High Value/Voltage Resistors Surge/Pulse Resistors High Power Resistors Precision/Fusible Resistors High Reliability Resistors Temperature Sense & Thermal Management Resistors Zero-Ohm Jumper & General Purpose Resistors Colour Code for Band-marked Resistors
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平面应用浪涌电阻器
本应用笔记介绍了平面厚膜功率电阻在浪涌和过载应用中的多种应用,包括电源启动抑制、吸收电路、启动电路、浪涌电流限制、偏置电阻、预加载和电流限制等。该电阻具有平面厚膜、低电感、高频操作、垂直安装、低板级温度和20倍额定功率浪涌能力等特点。笔记还详细介绍了TT electronics公司的平面浪涌电阻的优势和不同型号的规格参数。
TT ELECTRONICS - PLANAR SURGE RESISTORS,平面浪涌电阻器,BPC,BPR,PWP,开关电源,INRUSH CURRENT SUPPRESSION,SNUBBERS,CURRENT LIMITERS,SWITCHING POWER SUPPLIES,限流器,励磁涌流抑制,吸收电路
电阻器Z形贴片引线选件
本资料介绍了TT Electronics公司生产的Z-form SMD功率电阻。该产品适用于新设计,具有高精度、可熔断和高电压等特点,并支持真空拾取和放置技术。所有部件符合欧盟RoHS3指令。
TT ELECTRONICS - RESISTORS,电阻器,Z形贴片引线选件,Z-FORM SMD LEADFORM OPTION,WMO3SZ-4K7J,RCZ70Y-549RB,RC70(P),FM,EMC2Z-10RM,FM2,FM1,WP4S,2504,WMO-S,WP2S,WFF1,RC(P),WFF2,2500,GC70,WMO1S,MFP,WFF,WMO3S,EMC2,WP25S,MFR,MFR5,EMC,VRW,GC,VRW37,MF2S,MFP2,WA84Z-100RJ,Z-FORM,WP3S,W31,WMO2S,RC65(P),W30,WP-S,GC65,MF-S,RCZ65Z-1K02D,MF3S,WP5S,MF1S,VACUUM PICK & PLACE SYSTEM,真空取放系统
平面浪涌电阻器应用说明
本应用笔记介绍了平面浪涌电阻的应用,包括其在电源启动抑制、吸收电路、启动电路、浪涌电流限制、偏置、预加载和电流限制等领域的应用。该电阻具有平面厚膜、低电感、高频操作、垂直安装、低板级温度和20倍额定功率浪涌能力等特点。笔记还提供了不同型号的平面浪涌电阻的规格和特点。
TT ELECTRONICS - 平面浪涌电阻器,PLANAR SURGE RESISTORS,BPC3,BPC10,BPC,BPR,PWP,BPC5,开关电源,INRUSH CURRENT SUPPRESSION,VIBRATION ENVIRONMENTS,SNUBBERS,CURRENT LIMITERS,SWITCHING POWER SUPPLIES,限流器,振动环境,励磁涌流抑制,吸收电路,HIGH SHOCK,高冲击
TT Electronics(TT)UL可熔电阻器应用笔记
TT Electronics(TT)UL Recognised Fusible Resistors Application Note.
TT ELECTRONICS - FUSIBLE RESISTORS,易熔电阻器,ULW,EMC2L,EMC2,EMC2-4R7,EMC,EMC2R,EMC2ZI,POWER SUPPLY APPLICATION,电源应用
电阻电路保护应用说明
本文介绍了TT Electronics提供的电路保护电阻及其应用。文章涵盖了不同类型的电阻技术,包括金属膜、氧化膜和绕线电阻,并讨论了它们在应对浪涌电流、高压脉冲和其他过载条件下的性能。文中特别提到了RCD测试电阻、浪涌电流抑制电阻、短路或过载保护电阻以及在电信领域的应用。此外,还提供了多种系列产品的电气数据和应用案例。
TT ELECTRONICS - RCD TEST RESISTORS,FLAMEPROOF CEMENT WIREWOUND RESISTORS,隔爆水泥线绕电阻器,RCD测试电阻器,LR,WP4S,LRF3W,WMO-S,WP2S,WMO1S,EMC2,WMO3S,WP25S,WMO5S,EMC,WMO7S,PWC,LR2512,ULW,LR1206,LR2010,WMO1/2S,WP3S,ULW5,WP1S,ULW4,ULW3,WMO2S,ULW2,WP-S,WP5S
SMD引线形式选项
该资料介绍了TT Electronics公司生产的ZI型表面贴装电阻器。这些电阻器可以将轴向通孔电阻器转换为表面贴装格式,适用于SMD电路设计。它们具有高达5W的功率等级,可散热至空气中,提供高精度金属膜元件,并支持熔断和高电压选项。
TT ELECTRONICS - SMD功率电阻器,SMD POWER RESISTORS,WHS5-10RJT075,WHS5ZI-10RJT045,ULW,WA84-100RJI,WHS,ULW2-47RJA25,ULW2ZI-4K7JT06,WP2S / WP3S / WP4S / WP5S,WA80,WA83 / WA84 / WA85,ULW2 / ULW3 / ULW4 / ULW5,ZI FORM,W31,W30,MFP,WP-S,EMC2,GC65 / GC70,VRW,WA84ZI-100RJT05,GC,WHS2 / WHS3 / WHS5,VRW37,MFP2,经批准的轴可以在SMD设计中重复使用,APPROVED AXIALS CAN BE RE-USED IN SMD DESIGNS
WP-S系列紧凑型隔爆型电力线绕电阻器
该资料介绍了Welwyn Components生产的WP-S系列火焰防护功率绕线电阻器。这些电阻器具有小型化设计,适用于高功率应用,并具备增强的脉冲处理能力和火焰防护功能。它们符合RoHS标准,并提供表面贴装ZI形式选项。
TT ELECTRONICS - COMPACT FLAMEPROOF POWER WIREWOUND RESISTORS,紧凑型防爆电源线绕电阻器,WP4S,WP3S,WPP2R-680RJT15,WP2S,WP1S,WP3SR,WPP2R,WP25S,WP2S-680RJA25,WP-S SERIES,WP5S
电子商城
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.3305
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
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现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.5375
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.5375
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.5375
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.3305
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.3305
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.5375
现货: 9,000
品牌:TT Electronics
品类:High Power MELF Resistors
价格:¥0.5375
现货: 9,000
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品牌:TT Electronics
品类:Low Resistance Metal Alloy Resistors
价格:¥0.7268
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品牌:TT Electronics
品类:Low Resistance Metal Alloy Resistors
价格:¥0.7268
现货:107,900
品牌:TT Electronics
品类:Wirewound Power Radial Terminal Resistors
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品牌:TT Electronics
品类:Wirewound Power Radial Terminal Resistors
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品牌:TT Electronics
品类:Wirewound Power Radial Terminal Resistors
价格:¥16.0569
现货:42
品牌:TT Electronics
品类:Wirewound Power Radial Terminal Resistors
价格:¥17.9550
现货:7
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可定制共模扼流圈、DIP功率扼流圈、大电流扼流圈、环形扼流圈/线圈等产品,耐温范围-40℃~125℃,电感量最高1200mH。
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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。
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