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
*Before initial measurement (Class II only): To apply de-aging
at 150°C for 1hr then set for 24±2 hrs at room temp .
* 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: 10pF≤Cap<30pF, Q≥275+2.5C
Cap<10pF; 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.
* I.R.: ≥1GΩ.
* Test temp.: 40±2°C
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: Cap<30pF, Q≥100+10/3C
* I.R.: ≥500MΩ.
* Test time: 500+24/-0 hrs.
* To apply voltage:rated voltage (MAX. 500V)
* 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.: 150±3°C
15. High
Temperature
Load
* No remarkable damage.
* To apply voltage:
* Cap change: within ±3.0% or ±0.3pF whichever is larger.
* Q/D.F. value: Cap≤10pF, Q≥200+10C
* I.R.: ≥1GΩ.
10V≦Ur<500V : 200% of rated voltage.
* Test time: 2000+24/-0 hrs.
(Endurance)
* 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.
RH15(0402)
RH18(0603)
16. ESR
The ESR should be measured at room temperature and tested
at frequency 1±0.1 GHz.
0.1pF≤Cap≤1pF:< 330mΩ/pF
1pF<Cap≤3pF:< 280mΩ
0.2pF≤Cap≤1pF:< 1400mΩ
1pF<Cap≤10pF:< 230mΩ
RH21(0805)
RH11(0505)
0.3pF≤Cap≤1pF: < 1400mΩ
1pF<Cap≤10pF: < 230mΩ
0.4pF≤Cap<1pF: < 1400mΩ
1.0pF≤Cap<10pF: < 230mΩ
Cap=10pF: < 200mΩ
* "Room condition" Temperature: 15 to 35°C, Relativ e humidity: 25 to 75%, Atmospheric pressure: 86 to 106kPa.
Page 10 of 13
ASC_Microwave_High_Reliability_RH
Feb. 2023