LITTELFUSE A400

GAS DISCHARGE TUBE
5x7.6mm No. A400
This product is not recommended
for new designs. Please refer to
Littelfuse series SL1003.
Specifications
3-electrode (5kA/5A)
Mini Series
Features
Non-radioactive
Lead Free
For limited space applications
Smallest 3-electrode Gas tube
Failsafe Option
Packaging
A400:
A400F:
00=Bulk (1.000 pcs.)
00=Bulk (500 pcs)
Materials
Housing:
Gas:
Leads:
Ceramic
non-radioactive
tin plated
Arc Voltage @ 1A
Applications
~ 10V
Telecommunication
Data Transmission
Underground cables
Distribution units
Transition Glow to Arc @
~ 1.0A
Standard
Operating temperature
-40°C to +90°C
WebLinks
Marking
, Type, Nom. Voltage, Date
complies to ITU-T K.12 (formerly CCITT)
complies to UL-497B
complies to DIN 57845/VDE 0845
Further info see:
http://www.wickmanngroup.com/
download/orderinfo_surgearr.pdf
http://www.wickmanngroup.com/
download/crossref_surgearr.pdf
Climatic Category
complies to IEC 60068-1
+40°C, 21 days, <93% humidity
Unit Weight
ca. 0.8g
Characteristics
Type/
Order Code
DC sparkover Tolerance Impulse
voltage
sparkover
voltage
(1kV/µs)
typ.
A400 S0 0090 01 00
Glow
Voltage
Insulation
Capacitance
Resistance
(@1MHZ)
(@100 Vdc or
@50Vdc for 90V)
E1/M;E2/M
E1/M;E2/M
8/20µs
Nominal
Impulse
Discharge
Current
(10 times)
E1+E2/M
10/350µs
Nominal
Impulse
Discharge
Current
(1 time)
E1+E2/M
AC
Nominal
Discharge
Current
(50Hz; 1s;
(10 times)
E1+E2/M
Transverse
Delay Time
(µs)
90V
+/- 20%
< 600V
~ 60V
> 1GΩ
< 1.5 pF
5kA
2.5kA
5A
< 0.2
A400 S0 0230 01 00
A400 F0 0230 01 00* 230V
+/- 20%
< 700V
~ 60V
> 1GΩ
< 1.5 pF
5kA
2.5kA
5A
< 0.2
A400 S0 0350 01 00 350V
+/- 20%
< 850V
~ 60V
> 1GΩ
< 1.5 pF
5kA
2.5kA
5A
< 0.2
other values on request
* with failsafe
Specifications are subject
to change without notice.
Order
Example
050915
Qty.
OrderNumber
WebSite
Europe Tel: +49 2302 662-107
www.wickmanngroup.com E-mail: [email protected]
Type
A400
Failsafe Option Sparkover Volt.
S0
0090
Americas Tel: +1 404 699-7820
E-mail: [email protected]
Tolerance
01
Asia Tel: +852 26 14-1108
E-mail: [email protected]
Packaging
00
China Tel: +86 21 6432 5146
E-mail: [email protected]
GAS DISCHARGE TUBE
Dimensions (mm) A400
A400 SO
A400 FO
050915
WebSite
Europe Tel: +49 2302 662-107
www.wickmanngroup.com E-mail: [email protected]
Americas Tel: +1 404 699-7820
E-mail: [email protected]
Asia Tel: +852 26 14-1108
E-mail: [email protected]
China Tel: +86 21 6432 5146
E-mail: [email protected]