Switching Spark Gap FS04X-1JM
Ordering code: B88069X0400S102
AB E / AB PM Issue 05, 11.03.2003
Page 1 of 2
Nominal breakdown voltage VN
400 V
Initial values
Static breakdown voltage VS 1) 2)
First ignition value VS, FTE after 24 hours in darkness
Following ignition values (selection limits)
Following ignition values VS, FIV
Breakdown voltage VB (measuring time 200 ms) 4)
First ignition value VB, FTE
Following ignition values VB, FIV
≤ 460
360 ... 420
350 ... 430
≤ 460
340 ... 460
V
V
V
V
V
Electrical life time 3)
Breakdown voltage VB
First ignition value VB, FTE initial after 24 hours in darkness
First ignition value VB, FTE after 24 hours in darkness
Following ignition values VB, FIV
≤ 460
≤ 500
340 ... 460
V
V
V
Switching operations
at - 40 °C Ignition time tI ≤ 60 ms 5)
at - 40 °C Ignition time tI ≤ 200 ms
at +25 °C Ignition time tI ≤ 60 ms
at +25 °C Ignition time tI ≤ 200 ms
at +125 °C Ignition time tI ≤ 60 ms
60 000
100 000
100 000
200 000
200 000
Ignitions
Ignitions
Ignitions
Ignitions
Ignitions
Test circuit parameters
Open circuit voltage V0
Loading resistance R
Discharge capacitance C
Inductance L
Discharge peak current IP
500
10
680
0.5
~ 500
V
kΩ
nF
µH
A
General technical data
Insulation resistance at 100 V
Early ignition values below 340 V
Breakdown time
Maximum switching frequency
Maximum loading current
Weight
> 100
≤ 2
≤ 50
200
50
~ 2
MΩ
%
ns
Hz
mA
g
Marking, blue 400 WWY O
400 - Nominal voltage
WW - Calendar week of production
Y - Year of production
O - Non radioactive
1) At delivery AQL 0,65 level II, DIN ISO 2859
2) Page 2, Fig. 1 and 2
3) Page 2, Fig. 3 and 4
4) Page 2, Fig. 3 and 4, 100 % outgoing inspection
5) After storage in darkness for 30 days
Switching Spark Gap FS04X-1JM
Ordering code: B88069X0400S102
EPCOS AG 2002. Reproduction, publication and dissemination of this data sheet, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and
Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers' Association), unless
otherwise agreed.
AB E / AB PM Issue 05, 11.03.2003
Page 2 of 2
Not to scale
Dimensions in mm
Non controlled document
Fig. 4: Explanation of measurands
Fig. 3: QC- test circuit (sampling inspection at 25 °C)
DUT
L
C
V
O
R
V
B
VN
10 s
1 s
tI
Early ignition
V
B, FTE
V
B, FTE
Range of VB, FIV
VB
t
Fig. 1: QC- test circuit (100% outgoing inspection) Fig. 2: Explanation of measurands
DUT
ICU
0,22µF
51kΩ
I = const
VS
DUT device under test
ICU ignition control unit (sensitivity 10 .. 30 µA)
Discharge current 10 – 20 mA
V
S, FTE
VS
VN
-V
N
VS, FIV
dVS/dt ~ dVN/dt
t
