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型号	下载订购	功能描述	制造商上传企业	LOGO
N49	文件：155.78 Kbytes Page：7 Pages	Ferrites and accessories 文件：155.78 Kbytes 页数：7 Pages	EPCOS 爱普科斯	EPCOS
BFG540-XR	文件：556.92 Kbytes Page：4 Pages	丝印：N49；Package：SOT-143B；NPN SILICON RF TRANSISTOR Feature High gain:︱S21e︱2 TYP. Value is 13dB @ VCE=8V，IC=40mA，f=0.9GHz Low noise: NF TYP. Value is 1.8dB @ VCE=10V，IC=10mA，f=0.9GHz fT (TYP.) : TYP. Value is 9GHz @ VCE=8V，IC=40mA，f=1GHz 文件：556.92 Kbytes 页数：4 Pages	SKTECHNOLGYSHIKE Electronics 时科广东时科微实业有限公司	SKTECHNOLGY
N49R9BMB12	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BMBSL	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BMRSL	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BMS70	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BMS73	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BPB12	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BPBSL	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY
N49R9BPRSL	文件：184.39 Kbytes Page：4 Pages	Wirewound Resistors, Military/Established Reliability, MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead FEATURES • High temperature silicone coated • Complete welded construction • Qualified to MIL-PRF-39007 • Available in non-inductive styles (type N) with Ayrton-Perry winding for lowest reactive components • “S” level failure rate available Note • “Terminal Wire and Winding” type “W” and “ 文件：184.39 Kbytes 页数：4 Pages	VISHAYVishay Siliconix 威世威世科技公司	VISHAY

技术参数

Average Continuous Current Rating @ TK = 55 ℃ [Thyristor] (A)：
4940
Maximum Surge Current - 10ms Half Sine Wave [Thyristor] (A)：
62000
I2t [Thyristor] (A2s)：
19.0 x 10⁶
TJ Max (°C)：
125
Package Type：
WP4
Threshold Voltage (V)：
0.939
Slope Resistance (mOhm)：
0.52
Thermal resistance [junction-heat sink] 180° Sine Wave (K/W)：
0.009
Thermal resistance [junction-heat sink] 120° Rect Pulse (K/W)：
0.0099
Sample Request：
No

供应商	型号	品牌	批号	封装	库存	备注	价格
深圳市一线半导体有限公司	N4969LF	BOURNS	24+		260		询价
中天科工半导体（深圳）有限公司	N490CH12GOO	WESTCODE	专业模块	MODULE	8513	模块原装主营-可开原型号增税票	询价
艾睿（深圳）半导体有限公司	N4906	VANCHIP	2447	QFN	100500	一级代理专营品牌!原装正品,优势现货,长期排单到货	询价
深圳市科雨电子有限公司	N490CH22	WESTCODE/西码	25+	MODULE	225	就找我吧!--邀您体验愉快问购元件!	询价
贸泽芯城（深圳）电子科技有限公司	N499OX	MIKOS	23+	SSOP-8	12998	一级代理原厂VIP渠道,专注军工、汽车、医疗、工业、	询价
深圳市鹏顺微电子科技有限公司	N490SH26	WESTCODE	2022+	2600V/1467A	380	长期供应,价格优势,全新原装,支持实单,	询价
浙江永芯科技有限公司	N490SH26	WESTCODE	23+	标准封装	5000	原厂授权一级代理 IGBT模块可控硅晶闸管熔断器质保	询价
深圳市晨豪科技有限公司	N490CH24	IXYS	23+	MODULE	89630	当天发货全新原装现货	询价
深圳市明嘉莱科技有限公司	N4920G	N/A	25+	NA	880000	明嘉莱只做原装正品现货	询价
深圳市向鸿伟业电子有限公司	N4990X	NIKO-SEM/尼克森	2403+	MSOP8	11809	原装现货!欢迎随时咨询!	询价

更多N49供应商更新时间2026-4-17 15:33:00

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