| Item |
Specification |
Test Method |
| Tol.≤0.05% |
Tol.>0.05% |
| Temperature Coefficient of Resistance |
AS Spec |
MIL-STD-202F Method 304 +25/-55/+25/+125/+25°C |
| Short Time Overload |
ΔR±0.05% |
ΔR±0.5% |
JIS-C-5202-5.5 RCWV*2.5 or Max Overloading Voltage , 5 seconds. |
| ΔR±0.5% for high power rating |
| Dielectric Withstand Voltage |
By type |
MIL-STD-202F Method 301 Apply Max Overload Voltage for l minute |
| Insulation Resistance |
>1000M Ω |
MIL-STD-202F Method 302 Apply 100VDC for 1minute |
| Thermal Shock |
ΔR±0.05% |
ΔR±0.25% |
MIL-STD-202F Method 107G -55°C~150°C, 100cycles |
| Load Life |
ΔR±0.05% |
ΔR±0.2% |
MIL-STD-202F Method 108A RCWV, 70°C, 1.5 hours ON, 0.5 hours OFF, 1000~1048 hours |
| >7KΩ ΔR±0.5% |
| ΔR±0.5% for high power rating |
| humidity (Steady State ) |
ΔR±0.05% |
ΔR±0.3% |
MIL-STD-202F Method 103B 40°C, 90~95%RH, RCWV 1.5 hours ON, 0.5 hours OFF, total 1000~1048 hours |
| ΔR±0.5% for high power rating |
| Resistance to dry heat |
ΔR±0.05% |
ΔR±0.2% |
JIS-C-5202-7.2 96 hours @ +155°C without load |
| Low Temperature Operation |
ΔR±0.05% |
ΔR±0.2% |
JIS-C-5202-7.1 1hour, -65°C, followed by 45minutes of RCWV |
| ΔR±0.5% for high power rating |
| Bending Strength |
ΔR±0.05% |
ΔR±0.2% |
JIS-C-5202-6.1.4 Bending Amplitude 3mm for 10seconds |
| Solderability |
95%min coverage |
MIL-STD-202F Method 208H 260°C±5°C, 2±0.5(sec) |
| Resistance to Soldering Heat |
ΔR±0.05% |
ΔR±0.2% |
MIL-STD-202F Method 210E 260±5°C, 10±1 second |