CHIP RESISTOR
项目
标 准
测试方法 (IEC60115-1)
Test Methods (IEC60115-1)
Item
Specifications
IEC 60115-1 4.17
245℃±5℃锡槽,保持3s±0.3s.
Lead-free solder bath at 245℃±5℃ for 3s±0.3s.
可焊性
Solderability
可焊面积≥95%
95% Cover Min
无可见损伤
No mechanical damage
△R≤±(1.0%R+0.5mΩ)
耐焊接热
Resistance to
Soldering Heat
IEC 60115-1 4.18
270℃±5℃锡槽,保持10s±1s.
Lead-free solder bath at 270℃±5℃ for 10s±1s.
IEC 60115-1 4.33
弯曲距离(Bending distance):
0402、0603、0805:5mm;1206、1210:4mm; 2010、2512:2mm
保持时间(Duration):60s±5s.
基板弯曲试验
Substrate
Bending Test
无可见损伤
No mechanical damage
△R≤±(1.0%R+0.5mΩ)
IEC 60115-1 4.32
施加力(Applying force):0402
2010\2512:45N
保持时间(Duration):10s±1s
、0603:5N;0805:9N;1206、1210:25N;
无可见损伤
No mechanical damage
剪切力试验
Shear Test
IEC 60115-1 4.19
温度快速变化
Rapid Change of
Temperature
无可见损伤
No mechanical damage
-55℃(30分钟)~常温(5分钟)~155℃(30分钟) 300个循环。
-55 (30min) normal temperature(5min) 155 (30min)
300 cycles.
℃
~
~
℃
△
R
≤±(1.0%R+0.5mΩ)
在规定值内
IEC 60115-1 4.8
电阻温度系数
Within specified T.C.R
T.C.R
+20℃/-55℃/+20℃/+125℃/+20℃
无可见损伤
No mechanical damage
IEC 60115-1 4.13
2.5倍额定电压,持续5秒
2.5 times rated voltage for 5s.
短时间过负载
Short Time Overload
。
△R
≤±(1.0%R+0.5mΩ)
无可见损伤
No mechanical damage
△R≤±(3.0%R+0.5mΩ)
稳态湿热
Damp Heat
Steady State
IEC 60115-1 4.24
40℃±2℃,93%±3%RH,1000h ,额定电
40℃±2℃,93%±3%RH,1000h,rated voltage for 1.5h ON/0.5h OFF.
压,通1.5小时/断0.5小时。
无可见损伤
No mechanical damage
IEC 60115-1 4.25.1
70℃耐久性
Endurance at 70℃
70℃±
70℃±
2
2
℃,1000小时,额定电压,通1.5小时/断0.5小时。
℃,1000h rated voltage for 1.5h ON/0.5h OFF.
△
R
≤±(2.0%R+0.5mΩ)
,
上限类别温度耐久性
Endurance at Upper
Category Temperature
IEC 60115-1 4.25.3
155℃±2℃,1000小时
155℃±2℃,1000hours
无可见损伤
No mechanical damage
△R
≤±(1.0%R+0.5mΩ)
IEC 60115-1 4.36
低温负载
无可见损伤
-55℃±5℃,无负载1小时,额定电压45分钟,无负载15分钟。
-55℃±5℃,1h without load,rated voltage for 45min, 15min without
load.
Operation at Low
Temperature
No mechanical damage
△R
≤±(1.0%R+0.5m
Ω)
IEC 60115-1 4.6
绝缘电阻
Insulation
Resistance
在电极与基片间施加100V±15V直流电压,保持1分钟,然后测绝缘电阻值。
Apply DC 100V±15V between substrate and terminations for 1min,
then check insulation resistance.
1000MΩ Min
IEC 60115-1 4.7
在电极与基片间以大约100V/s的速率施加有效值为最大过负荷电压的交流电压,
保持60s±5s.
无击穿或飞弧
No breakdown
or flashover
最大过负荷电压:0402、0603:100V;0805:300V;1206、1210、2010、2512:400V
Apply max.overload voltage of AC RMS at a rate of approximately
100V/s between substrate and terminations for 60s±5s.
Max.Overload Voltage (V):0402、0603:100V;0805:300V;
1206、1210、2010、2512:400V
耐电压
Voltage Proof
无可见损伤
No mechanical damage
≤±(1.0%R+0.5m
IEC 60115-1 4.29
异丙醇 (IPA),23℃±5℃,浸10小时。
Iso-propyl alcohol (IPA) ,23℃±5℃,10h.
耐溶剂
Component Solvent
Resistance
△R
Ω)
4