Ordering Code
B37953K5224K072
B37953K5334K062
B37953K5334K072
B37953K5474K062
B37953K5474K072
B37956K5474K062
B37956K5474K072
B37956K5105K062
B37956K5105K072
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
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
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
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
X7R
Ordering code system
Chip
B37941
K
5
102
K
0
60
Packaging
60
62
70
72
01
^
^
^
^
^
cardboard tape, 180-mm reel
blister tape, 180-mm reel
cardboard tape, 330-mm reel
blister tape, 330-mm reel
bulk case
Internal coding
Capacitance tolerance
J
^
±
5%
K
^
±10%
(standard)
M
^
±20%
Capacitance,
coded
(example)
102
^
10 · 10
2
pF = 1 nF
104
^
10 · 10
4
pF = 100 nF
223
^
22 · 10
3
pF = 22 nF
16
9
25
0
50
5
100
1
200
2
500
3
Rated voltage
Rated voltage [VDC]
Code
Termination
Standard:
On request:
K
^
nickel barrier for all case sizes
J
^
silver-palladium for conductive adhesion: all case sizes
Type and size
Chip size
(inch / mm)
0603
/ 1608
0805
/ 2012
1206
/ 3216
1210
/ 3225
1812
/ 4532
2220
/ 5750
Temperature characteristic
X7R
B37931
B37941
B37872
B37950
B37953
B37956
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
10/06
Multilayer ceramic capacitors
X7R
Features
■
■
■
■
■
Chip
High volumetric efficiency
Non-linear capacitance change
High insulation resistance
High pulse strength
To AEC-Q200
Applications
■
Blocking and coupling
■
Decoupling
■
Interference suppression
Termination
■
For soldering: Nickel barrier termination (Ni)
■
For conductive adhesion: Silver-palladium termination (AgPd) on request
Options
■
Alternative capacitance tolerances available on request
Delivery mode
■
Cardboard and blister tape (blister tape for chip thickness
³
1.2
±
0.1 mm and case sizes
³
1210),
180-mm and 330-mm reel available
■
Bulk case for case sizes 0603 (16 V, 25 V, 50 V) and 0805 (50 V)
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
2)
/ E series
Dissipation factor (limit value)
Insulation resistance
3)
at + 25
°
C
Insulation resistance
3)
at +125
°
C
Time constant
3)
at + 25
°
C
Time constant
3)
at +125
°
C
Operating temperature range
Ageing
4)
1) Note: No operation on AC line.
2) See also chapter “HighCV”.
X7R
D
C/C
V
R
V
test
C
R
tan
d
R
ins
R
ins
t
t
T
op
±
15
55/125/56
EIA
Class 2
16, 25, 50, 100, 200, 500
2.5 · V
R
/5 s
100 pF … 1 µF (E3/E6)
< 25 · 10
–3
< 35 · 10
–3
for 16 V
>10
5
>10
4
>1000
>100
–55 … +125
yes
%
VDC
VDC
M
W
M
W
s
s
°
C
3) For C
R
>10 nF the time constant
t
= C · R
ins
is given.
4) Refer to chapter “General technical information”, “Ageing”.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
10/06
Microchip MCU
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