Engine Management Systems
The reduction of fuel consumption
and exhaust emission requires
sophisticated engine management
systems.
Diesel injection systems
Film capacitors for the Electronic
Control Unit (ECU).
Intermitent energy storage under
severe mechanical and thermal
conditions.
s
s
s
s
Low-profile, multipin, flat termi-
nals, etc.
Flame-retardant encapsulation
(UL 94V-0)
Epoxy resin sealing
ø0,8
P
1
±0,4
P
2
±0,4
b
0,8±0,05
e
9,0±0,2
KMK0686-L
Flat terminals
6
1
PET metallized polyester film
capacitors in plastic case (MKT)
B32522…24 series
(LS 15 to LS 27,5 mm)
Polyethylene terephthalate/
wound technology
C = 3,3…68 µF
V = 50…160 V
Advantages
s
High reliability
s
Low ESR at high frequencies
s
High pulse strength
s
High thermal stability
(–55°C…+125°C)
s
High vibration resistance
KMK0685-D
4 pins
b
h
EPCOS AG
6-1
h
Diesel injection systems B32523…24 (4 pins)
Lead spacing
P
1
(mm) P
2
(mm)
V
R
Vdc
C
R
µF
Ordering code
(4 pins)
Max. dimensions
b x h x l (mm)
V
rms
Vac
I
max
A
dV/dt
V/µs
k
0
V
2
/µs
22,5
22,5
27,5
27,5
27,5
27,5
27,5
27,5
27,5
6,0
6,0
8,0
9,5
8,0
9,5
8,0
13,5
13,5
63
100
63
63
100
100
160
160
160
10
10
15
22
15
22
10
15
22
B32523-A0106-K530
B32523-A1106-K531
B32524-A0156-K532
B32524-A0226-K533
B32524-A1156-K534
B32524-A1226-K535
B32524-A2106-K536
B32524-A2156-K537
B32524-A2226-K538
10,5
10,5
12,5
15,0
12,5
15,0
12,5
18,0
18,0
x
x
x
x
x
x
x
x
x
18,5
18,5
21,5
24,5
21,5
24,5
21,5
33,0
33,0
x
x
x
x
x
x
x
x
x
26,5
26,5
31,5
31,5
31,5
31,5
31,5
31,5
31,5
40
63
40
40
63
63
100
100
100
20
20
30
45
30
45
25
37
55
5
5
5
5
5
5
6
6
6
500
500
400
400
400
400
600
600
600
For further technical information see table 1 (below).
Capacitance tolerance: ±20%=M, ±10%=K, ±5%=J
Diesel injection systems B32524 (flat terminals)
Lead spacing
□
(mm)
e
V
R
Vdc
C
R
µF
Ordering code
(flat terminals)
Max. dimensions
b x h x l (mm)
V
rms
Vac
I
max
A
dV/dt
V/µs
k
0
V
2
/µs
27,5
27,5
27,5
27,5
27,5
27,5
27,5
63
63
63
63
100
100
160
22
33
47
68
22
33
22
B32524-A0226-K550
B32524-A0336-K551
B32524-A0476-K552
B32524-A0686-K553
B32524-A1226-K554
B32524-A1336-K555
B32524-A2226-K556
18,0
18,0
18,0
18,0
18,0
18,0
18,0
x
x
x
x
x
x
x
33,0
33,0
33,0
33,0
33,0
33,0
33,0
x
x
x
x
x
x
x
31,5
31,5
31,5
31,5
31,5
31,5
31,5
40
40
40
40
63
63
100
66
66
70
102
44
66
66
6
5
3
3
6
5
6
960
400
190
190
400
400
960
For further technical information see table 1 (below).
Capacitance tolerance: ±20%=M, ±10%=K, ±5%=J
Technical data
Operating temperature range
(see voltage endurance test)
Damp heat test
IEC 60068-2,3
DC test voltage
IEC 60068-2
Voltage endurance test
IEC 60068-2,2
Dissipation factor tan (in 10
–3
)
at 20°C
(maximal values)
Insulation resistance R
is
or time constant = C
R
· R
is
at 20°C
(minimal values)
Rapid change of temperature
IEC 60068-2,14
Sealing after thermal shock
IEC 60068-2,17
Charge and discharge
IEC 60384 -2, 4.13
Vibration
IEC 60068-2,6
Table 1
–55°C…+125°C
56 days / 40°C / 93% relative humidity
1,6 · V
R
, 2 s
2000 h / 100°C / 0,8 · V
R
1000 h / 125°C / 0,5 · V
R
at 1 kHz
at 10 kHz
at 100 kHz
V
R
≤
100 V
V
R
≥
250 V
C
R
≤
0,1 µF
8
15
30
C
R
≤
0,33 µF
3750 MΩ
7500 MΩ
C
R
> 0,1 µF
10
—
—
C
R
> 0,33 µF
1250 s
2500 s
500 cycles / –40°C…+125°C / 10 s between maximal
and minimal temperature / 10 min. at maximal or minimal temperature
After thermal shock test / 5 bar / 2 h
10 000 cycles / V
R
/ 100°C / tc =10 ms / td = 3 ms
Sine wave /10…500 Hz /10 g / 1 oct.per min./2 h in each of 3 areas
(special vibration profiles can be checked on request)
EPCOS AG
7
