Multilayer Ceramic Capacitors
Approval Sheet
No.
Item
Test Condition
Requirements
12. Temperature
Cycle
* Conduct the five cycles according to the temperatures and
time.
* No remarkable damage.
* Cap change:within ±2.5% or ±0.25pF whichever is larger.
Step
Temp. (°C)
Min. operating temp. +0/-3
Room temp.
Time (min.)
30±3
* Q/D.F., I.R. and dielectric strength: To meet initial requirements.
1
2
3
4
2~3
Max. operating temp. +3/-0
Room temp.
30±3
2~3
* Cap. / DF(Q) / I.R. Measurement to be made after de-aging at
150°C for 1hr then set for 24±2 hrs at room temp.
* Test temp.: 40±2°C
13. Humidity
(Damp Heat)
Steady State
* No remarkable damage.
* Humidity: 90~95% RH
* Cap change: within ±5.0% or ±0.5pF whichever is larger.
* Q/D.F. value: Q≥200+10C
* Test time: 500+24/-0hrs.
* Cap. / DF(Q) / I.R. Measurement to be made after de-aging at
150°C for 1hr then set for 24±2 hrs at room temp.
* Test temp.: 40±2°C
* I.R.: ≥1GΩ.
14. Humidity
(Damp Heat)
Load
* No remarkable damage.
* Humidity: 90~95%RH
* Cap change: within ±7.5% or ±0.75pF whichever is larger.
* Q/D.F. value: Q≥100+10/3C
* Test time: 500+24/-0 hrs.
* To apply voltage:rated voltage
* I.R.: ≥500MΩ.
* Cap. / DF(Q) / I.R. Measurement to be made after de-aging at
150°C for 1hr then set for 24±2 hrs at room temp.
* Test temp.: 125±3°C
15. High
Temperature
Load
* No remarkable damage.
* To apply voltage: 200% of rated voltage.
* Test time: 2000+24/-0 hrs.
* Cap change: within ±3.0% or ±0.3pF whichever is larger.
* Q/D.F. value: Q≥200+10C
(Endurance)
* Cap. / DF(Q) / I.R. Measurement to be made after de-aging at * I.R.: ≥1GΩ.
150°C for 1hr then set for 24±2 hrs at room temp
The ESR should be measured at room temperature and tested
at frequency 1±0.1 GHz.
16. ESR
0201
0402
0.05pF≤Cap≤1pF:< 350mΩ/pF 0.05pF≤Cap≤1pF:< 350mΩ/pF
1pF<Cap≤5pF:< 300mΩ
5pF<Cap≤22pF:< 250mΩ
1pF<Cap≤5pF:< 300mΩ
5pF<Cap≤100pF:< 250mΩ
* "Room condition" Temperature: 15 to 35°C, Relativ e humidity: 25 to 75%, Atmospheric pressure: 86 to 106kPa.
Page 6 of 9
ASC_Microwave_Narrow_Tol_UF
May. 2023