Multilayer Ceramic Capacitors
Series/Type:
B37931
The following products presented in this data sheet are being withdrawn.
Ordering Code
B37931K9224K060
B37931K9224K070
B37931K0224K060
Substitute Product
Date of Withdrawal
2008-08-01
2008-08-01
2008-08-01
Deadline Last
Orders
2009-07-31
2009-07-31
2009-07-31
Last Shipments
2009-10-31
2009-10-31
2009-10-31
Ordering Code
B37931K0224K070
B37931K5104K060
B37931K5104K070
B37941K9224K060
B37941K9224K070
B37941K9334K060
B37941K9334K070
B37941K9474K060
B37941K9474K070
B37941K9105K062
B37941K9105K072
B37941K0224K060
B37941K0224K070
B37941K0334K060
B37941K0334K070
B37941K0474K060
B37941K0474K070
B37941K0105K062
B37941K0105K072
B37941K5224K060
B37941K5224K070
B37941K5334K062
B37941K5334K072
B37941K5474K062
B37941K5474K072
B37941K5105K062
B37941K5105K072
B37872K9105K062
B37872K9105K072
B37872K9225K062
B37872K9225K072
B37872K0105K062
B37872K0105K072
B37872K0225K062
B37872K0225K072
B37872K5105K062
B37872K5105K072
Substitute Product
Date of Withdrawal
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
2008-08-01
Deadline Last
Orders
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
2009-07-31
Last Shipments
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
2009-10-31
For further information please contact your nearest EPCOS sales office, which will also support you in selecting a
suitable substitute. The addresses of our worldwide sales network are presented at www.epcos.com/sales.
Multilayer ceramic capacitors
HighCV; X7R
Ordering code system
Chip
B37941
K
5
105
K
0
62
Packaging
60
62
70
72
^
^
^
^
cardboard tape, 180-mm reel
blister tape, 180-mm reel
cardboard tape, 360-mm reel
blister tape, 360-mm reel
Internal coding
Capacitance tolerance
K
^
±10%
(standard)
Capacitance,
coded
(example)
474
^
47 · 10
4
pF = 470 nF
105
^
10 · 10
5
pF = 1
mF
Rated voltage
Rated voltage [VDC]
Code
16
9
25
0
50
5
Termination
Standard:
K
^
nickel barrier for all case sizes
Type and size
Chip size
(inch / mm)
0603
/ 1608
0805
/ 2012
1206
/ 3216
Temperature characteristic
X7R
B37931
B37941
B37872
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
10/06
Multilayer ceramic capacitors
HighCV; X7R
Features
■
■
■
■
■
Chip
Characteristic of class 2 dielectric
Highest possible capacitance to rated voltage ratio
High capacitance values up to 2.2
m
F
Voltage rating from 16 V to 50 V
To AEC-Q200
Applications
■
Coupling and bypass filters
Termination
■
For soldering: Nickel barrier terminations (Ni)
Options
■
Other capacitance values on request
Delivery mode
■
Cardboard and blister tape (blister tape for chip thickness
³
1.2
±
0.1 mm)
Electrical data
Temperature characteristic
Max. relative capacitance change
within –55
°
C to +125
°
C
Climatic category (IEC 60068-1)
Standard
Dielectric
Rated voltage
1)
Test voltage
Capacitance range
Dissipation factor (limit value)
Insulation resistance
2)
at +25
°
C
Time constant
2)
at +25
°
C
Operating temperature range
Ageing
3)
X7R
D
C/C
V
R
V
test
C
R
tan
d
R
ins
t
T
op
±
15
55/125/56
EIA
Class 2
16; 25; 50
2.5 · V
R
/5 s
100 nF … 2.2
m
F
<50 · 10
–3
for
£
25 V
<25 · 10
–3
for 50 V
>10
4
>500
–55 … +125
yes
%
VDC
VDC
M
W
s
°
C
1) Note: No operation on AC line.
2) For C
R
>10 nF the time constant
t
= C · R
ins
is given.
3) Refer to chapter “General technical information”, “Ageing”.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
10/06
High
CV
Multilayer ceramic capacitors
HighCV; X7R
Capacitance tolerances
Code letter
Tolerance
K
(standard)
±
10%
Dimensional drawing
b
s
k
k
KKE0329-N
Dimensions (mm)
Case size
l
b
s
k
(inch) 0603
(mm) 1608
1.6
±
0.15
0.8
±
0.10
0.8
±
0.10
0.1 –0.4
0805
2012
1206
3216
2.00
±
0.20 3.2
±
0.20
1.25
±
0.15 1.6
±
0.15
1.35 max.
1.80 max.
0.13 –0.75 0.25 –0.75
Tolerances to CECC 32101-801
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
10/06