EF470X EPCOS Inc, EF470X Datasheet - Page 2

• Manufacturer Part Number: EF470X
• Description: GDT, AXIAL, 5KA, 470V
• Manufacturer: EPCOS Inc

Specifications of EF470X

• Suppressor Type: Gas Discharge Tube (GDT)
• Dc Breakover Voltage: 470V
• Impulse Discharge Current: 5kA
• Impulse Sparkover Voltage: 800V
• Gdt Case Style: Axial Leaded
• Rohs Compliant: Yes
• Svhc: No SVHC (20-Jun-2011)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

DC spark-over voltage
Impulse spark-over voltage
Service life
Max. follow current during one voltage half cycle at 50 Hz
Insulation resistance at 100 V
Capacitance at 1 MHz
Arc voltage at 1 A
Glow to arc transition current
Glow voltage
Weight
Operation and storage temperature
Climatic category (IEC 60068-1)
Marking, red positive
a)
1)
2)
Terms in accordance with ITU-T Rec. K.12 and DIN 57845/VDE0845
Features
Electrical specifications
KB AB E / KB AB PM
Please read Cautions and warnings and
Important notes at the end of this document.
Surge arrester
2-electrode arrester
xxxx = S102 (100 pcs on 5 stripes)
At delivery AQL 0.65 level II, DIN ISO 2859
In ionized mode
Standard size
High follow current capability
Very fast response time
Stable performance over life
Very low capacitance
High insulation resistance
RoHS-compatible
= T502 (500 pcs on tape and reel)
at 100 V/µs
at 1 kV/µs
10 operations
10 operations
1 operation
1 operation
1 operation
1) 2)
- for 99 % of measured values
- typical values of distribution
- for 99 % of measured values
- typical values of distribution
50 Hz, 1 s
50 Hz, 0.18 s (9 cycles)
8/20 µs
8/20 µs
10/350 µs
dc
Page 2 of 4
Applications
Application with high follow current
Power supply
Cable TV
400 ... 588
< 700
< 600
< 800
< 700
5
65
5
10
1
200
> 10
< 1.5
~ 22
< 0.5
~ 140
~ 1.5
-40 ... +90
40/ 90/ 21
EF
470
YY
O
- Series
- Nominal voltage
- Year of production
- Non radioactive
B88069X5080xxxx
EF 470 YY O
Issue 04 / 2006-11-07
EF470X
V
V
V
V
V
A
A
kA
kA
kA
A
G
pF
V
A
V
g
°C
Ω
a)