Multilayer Leaded Capacitors, EIA Standard
X7R/B Characteristic
Features
q
q
q
q
High volumetric efficiency
Non-linear capacitance change
High insulation resistance
High pulse strength
Applications
q
q
q
q
Blocking
Coupling
Decoupling
Interference suppression
Dimensions
(mm)
Lead spacing
= 2,5
+ 0,6
mm
鈥?0,1
6,5
5,0
2,5
Terminals
q
Parallel wire leads
iron-nickel, tinned
q
Crimped leads
q
Non-standard lead lengths on request
Marking
q
Rated capacitance, tolerance, manu-
h
max
b
max
s
max
5,5
5,0
2,5
facturer鈥檚 logo, ceramic material, voltage
Packing
Optionally
Tape & reel
AMMO pack
Bulk
Last 2 digits of
ordering code
-51
-54
-00
Type
B37981-M
B37987-M
Lead spacing
= 5,0
+ 0,6
mm
鈥?0,1
6,5
5,0
2,5
9,0
7,5
2,5
Standard packing in bold print
Maximum ratings
q
Climatic category
h
max
b
max
s
max
5,5
5,0
2,5
in accordance with IEC 68-1: 55/125/56
Available capacitance tolerances
Tolerance
鈭?/div>
C
R
/C
R
=
鹵
10 %
鈭?/div>
C
R
/C
R
=
鹵
20 %
Symbol
K
M
Type
B37981-F B37987-F B37984-M
Standard tolerance in bold print
Rated voltage values
V
R
= 50 V, 100 V
66
Siemens Matsushita Components
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