GROUP-TEK 网络变压器 HST-48002SAR
- 型号：HST-48002SAR
- 品牌：GROUP-TEK
- 电话：0755-8255-2857
深圳市海天鸿电子科技有限公司正式成立于2012年，其总部位于深圳市福田中心区-华强北中航北苑大厦，为更好服务终端客户在2014年获得一般纳税人的身份，现已成为一家专业经销世界知名品牌IC的代理分销商。经过这几年公司团队不断壮大，从最初发展到现在拥有多位具有专业素质的成员，组建了科学、完善、高效的人力架构，同时也聘请了三星原厂销售产线的技术团队，作为技术支持。
Features：
●Designed to meet IEEE 802.3ab requirements.
●Primary inductance(Lp)350uH min.@ 100KHz,0.1Vrms,DC 8mA .
●Capacitance between windings (Cww)30pF Max(at 100kHz, 0.1V).
●Leakage Inductance (LL) 0.6uH Max (at 100kHz, 0.1V).DCR 1.2Ω Max.
●Designed for reflow soldering at temperature 260℃ Max.
●RoHS compliance.
●Storeage Temperature -25℃ to +125℃.
The curve includes recommended value only, please adjust your equipment
to make sure the solder process.Details please refers to the standard J-STD-020.
2. Reliability Test Criteria.
2.1 Operating temperature range: 0℃ to 70℃
2.2 Terminal strength: Pull test withstand 9.8N 60+/-0.5S no looseness or movement.
2.3 Solderbility: Dipped in 245℃+/-5℃ molten solder for 3+/-0.5 seconds,95% min shall be smooth any and bright
2.4Resistance to soldering heat : Convection reflow condition setting: peak temperature at 260℃+0/-5℃ above 217℃ for 90-180 seconds, ramp-up rate 2-3℃/s. Ramp-down rate 6℃/s Max.
No mechanical problem found. No electrical failure found per our specification.
2.5 Vibration: 1.5mm amplitude total excursion 10-55-10 Hz traversed in 1minute, x.y.z, axis for 2 hours. Shall not be any abnormality.
2.6 Random drop (Packing condition): Height 60cm, 3 times on the wood floorboard ,shall not be
any abnormality.
2.7 Dry heat: 100+/-2℃ 96 hours.
2.8 Cold: -20+/-2℃ 96 hours.
2.9 Damp Heat: 60+/-2℃, 93+/-3% RH 96 hours.
2.10 Change of temperature: exposed 5 cycle; each consisting of 30 minutes at -20+/-2℃,2-3 minutes at 20+/-2℃,30 minutes at 85+/-2℃, 2-3 minutes at 20+/-2℃.
Remarks: After reliability test per item 7,8,9,10 in prior to the test as specified, the transformer / coil would be exposed to the room temperature for 1-2 hours,the component meets all requirements according to this specification.
