Approval sheet
TEST AND REQUIREMENTS(JIS C 5201-1 : 1998)
TEST
DC resistance
Clause 4.5
PROCEDURE
REQUIREMENT
DC resistance values measured at the test voltages specified below : Within the specified tolerance
<10@0.1V, <100@0.3V, <1K@1.0V, <10K@3V,
<100K@10V, <1M@25V,
<10M@30V
Temperature
Natural resistance change per change in degree centigrade.
Refer to
Coefficient of
Resistance(T.C.R)
“QUICK REFERENCE DATA”
R2 R
R
1t2 t1
106
1
Clause 4.8
(ppm/C)
; t1 : 20°C+5°C-1°C
R1 : Resistance at reference temperature
R2 : Resistance at test temperature
R/R max. ±(0.25%+0.05)
Short time overload
(S.T.O.L)
Permanent resistance change after a 5second application of a voltage
2.5 times RCWV or the maximum overload voltage specified in the
above list, whichever is less.
Clause 4.13
Resistance to soldering
heat(R.S.H)
Clause 4.18
Un-mounted chips completely immersed for 10±1second in a SAC
solder bath at 260℃±5ºC
no visible damage
R/R max. ±(0.25%+0.05)
Un-mounted chips completely immersed for 2±0.5 second in a SAC
solder bath at 235℃±5℃
Solderability
good tinning (>95% covered)
no visible damage
Clause 4.17
30 minutes at -55C3C, 2~3 minutes at 20°C+5°C-1°C, 30 minutes
at +155C3C, 2~3 minutes at 20°C+5°C-1°C, total 5 continuous
cycles
Temperature cycling
no visible damage
R/R max. ±(0.25%+0.05)
Clause 4.19
R/R max. (1%+0.1)
R/R max. (1%+0.1)
Load life (endurance)
Clause 4.25
1000 +48/-0 hours, loaded with RCWV or Vmax in chamber controller
70±2ºC, 1.5 hours on and 0.5 hours off
Load life in Humidity
Clause 4.24
1000 +48/-0 hours, loaded with RCWV or Vmax in humidity chamber
controller at 40C2C and 90~95% relative humidity, 1.5hours on
and 0.5 hours off
R/R max. ±(0.25%+0.05)
Bending strength
Clause 4.33
Adhesion
Resistors mounted on a 90mm glass epoxy resin PCB(FR4);
bending : 3 mm, once for 10 seconds
Pressurizing force: 5N, Test time: 10±1sec.
No remarkable damage or
removal of the terminations.
Clause 4.32
Insulation Resistance
R≧10GΩ
Apply the maximum overload voltage (DC) for 1minute
Apply the maximum overload voltage (AC) for 1 minute
Clause 4.6
Dielectric Withstand
No breakdown or flashover
Voltage
Clause 4.7
Page 5 of 6
ASC_WFxxH_V03
May – 2023