中文

K7

S7439

K7

● 下玻璃化改变温度,Tg 190℃(DSC)
● Dk/Df@10GHz: 3.66/0.0060 (带状线测试法)
● 下耐烦Td>380℃,T300>60min
● 低Z轴热膨胀系数,优秀的通孔可靠性
● 低吸水率及优秀的耐干耐热机能
● 合适无铅工艺造程

应用领域

网络设备(路由器、服务器、交换机等)

下机能计算机

基站背板、子板

  • 产物机能
  • 产物证书
  • 材料下载
Items Method Condition Unit Typical Value
Tg IPC-TM-650 2.4.24.4
DMA
200
IPC-TM-650 2.4.25D
DSC
190
Td IPC-TM-650 2.4.24.6 5% wt. loss 383
CTE (Z-axis) IPC-TM-650 2.4.24 Before Tg ppm/℃ 45
After Tg ppm/℃ 210
50-260℃ % 2.6
T288 IPC-TM-650 2.4.24.1 TMA min 120
T300 IPC-TM-650 2.4.24.1 TMA min 60
Dissipation Constant (Dk) IPC-TM-650 2.5.5.9 1GHz -- 3.85
IPC-TM-650 2.5.5.5
10GHz -- 3.66
IEC 61189-2-721
10GHz -- 4.05
Dissipation Factor (Df) IPC-TM-650 2.5.5.9 1GHz -- 0.0045
IPC-TM-650 2.5.5.5
10GHz -- 0.0060
IEC 61189-2-721
10GHz -- 0.0068
Peel Strength (1Oz) IPC-TM-650 2.4.8
288℃/10s N/mm 0.95
Water Absorption IPC-TM-650 2.6.2.1 E-1/105+D-24/23 % 0.09
Flammability UL94 C-48/23/50 Rating V-0
E-24/125 Rating V-0

K7

1. All the typical value is based on 0.76mm (6*2116) thickness specimen, but not guarantee data.

2. All the typical values listed above are for your reference only and not intended for specification. Please contact Shengyi Technology Co., Ltd. for detailed information. All rights from this data sheet are reserved by Shengyi Technology Co., Ltd.

Explanation: C=Humidity conditioning, D=Immersion conditioning in distilled water, E=Temperature conditioning

The first digit following the letter indicates the duration of preconditioning in hours, the second digit the preconditioning temperature in and the third digit the relative humidity.