Characteristics of Film SMD Capacitors

Film Chip Capacitors
Characteristics of Film SMD Capacitors
PET-HT
(MKT)
PEN
(MKN)
PPS
(MKN)
NP0
X7R
Tantalum
Operating temperature (°C)
-55/125
-55/125
-55/140
-55/125
-55/125
-55/125
䉭C/C with temperature (%)
-6/8
-2/3
±1.5
±1
±15
±10
DC voltage coefficient (%)
no.
no.
no.
no.
-60
no.
䉭C aging rate (%/h dec.)
negl.
negl.
negl.
negl.
1
n.a.
1
1.5
3.0
1
1.5
3.0
0.5
0.25
0.5
0.10
0.10
0.10
2.5
4 to 6
10000
1000
5000
1000
1000
1000
10000
1000
1000
500
100000
1000
0.5
1
0.05
0.6
2.5
n.a
Capacitance range from (pF)
to (μF)
1000
4.7
1000
4.7
1000
0.18
10
0.047
100
4.7
100000
1000
Capacitance tolerance (±%)
5 10 20
5 10 20
2 5 10
1 5 10
5 10 20
10 20
yes
yes
no
no
no
no
Typical failure mode
open
open
open
short
short
short
Reliability
high
high
high
high
moderate
high
no
no
no
no
yes
no
high
high
high
moderate
to low*
moderate
to low*
high
very low
very low
very low
low
high
n.a.
no
no
no
no
no
yes
Dissipation factor (%)
1 kHz
10 kHz
100 kHz
IR (MΩ. μF)
25°C
85°C
Dielectric absorption (%)
Self-healing
Piezoelectric effect
Resistance to thermal and
mechanical shock
Non-linear distortion
(3rd harmonic)
Polarity
* possible craking in the MLCC body
3