| 规格 |
标准 |
测试方法 |
| DC Resistance |
J: ±5%, F: ±1% |
JIS C 5202 5.1 |
| 温度系数(TCR) |
J: ±200ppm/°C
F: ±100ppm/°C |
JIS C 5202 5.2 / IEC 115-1 4.8.4.2
 T1T2
Test temperature:25°C → -55°C
25°C → -55°C |
| 短时间过负荷 |
J:ΔR≤ ± (2%+0.1Ω)
F:ΔR≤ ± (1%+0.05Ω) |
JIS C 5202 5.5 / IEC 115-1 4.13
2.5xRated voltage (Max. Overload Voltage) for 5 sec.
measure resistance after 30 minutes |
| 耐焊温度 |
J:ΔR≤ ± (1%+0.1Ω)
F:ΔR≤ ± (0.5%+0.05Ω)
No mechanical damage |
JIS C 5202 6.4 / IEC 115-1 4.18
With 260 ± 5 °C for 10 ± 1 sec. |
| 焊接性 |
Over 95% of termination
must becovered with solder |
JIS C 5202 7.4 / IEC 115-1 4.17
After immersing flux, dip in the 235 ± 5°C molten solder
bath for 2 ± 0.5 sec. |
| 温度循环测试 |
J:ΔR≤ ± (1%+0.1Ω)
F:ΔR≤ ± (0.5%+0.05Ω)
No mechanical damage |
JIS C 5202 7.4 / IEC 115-1 4.19
Repeat 5 cycles as follow
-55°C(30minutes)+25°C(10~15minutes)
+125°C(30minutes)+25°C(10~15minutes) |
| 强度测试 |
ΔR≤ ± (0.5%+0.05Ω)
No mechanical damage |
JIS C 5202 6.1
500g for 10 seconds |
| 负载寿命 |
J:ΔR≤ ± (3%+0.1Ω)
F:ΔR≤ ± (1%+0.05Ω) |
JIS C 5202 7.10 / IEC 115-1 4.25.1
Permanent resistance change after 1000+48/-0
hours (1.5 hours ON,0.5hour OFF) at RCWV or Max.
Keep the element at 70 ± 3°Cambient |
| 耐湿性 |
J:ΔR≤ ± (3%+0.1Ω)
F:ΔR≤ ± (1%+0.05Ω) |
JIS C 5202 7.9 / IEC 115-1 4.24.2
Maintain the temperature of the element at
40 ± 2 °Cand 90~95% RH with the rated
voltage applied. Cycle ON for 1.5hours
and Off for 0.5hour for 1000+48/-0 hours.
After one hour, measure the resistance value. |
| 断续过负荷 |
ΔR≤ ± (5%+0.1Ω)
No mechanical damage |
JIS C 5202 5.8 2.5xRated Voltage(Max.Overload Voltage),
1secON, 25sec OFF, test 10,000 cycles |
