720 Quick-Acting High Voltage Fuse
BETTER ELECTRONICS
TECHNOLOGY CO., LTD
东莞市贝特电子科技股份有限公司
www.betterfuse.com
China sales:
Jacky Huang
sls01@betterfuse.com
+86 769-83238731 ext.859
Japan sales:
Wang Rui Fen
oss01@betterfuse.com
+86-769-2307 8202
Europe sales:
Helge Glueck
helge@betterfuse.com
+49-341-946 98772
South Korea sales:
Jenny Li
sm12@betterfuse.com
+86 769-2307 8212
Main Characteristics
High voltage fuse;Quick- Acting(F)
Standard
IEC-60127-2/Ⅳ
Materials
Fuse body: Glass Tube
End Caps: Nickel plated brass
Spring: Ag plated brass
Operating Temperature
-55℃ to +125℃
Storage Conditions
+10℃ to +60℃
Relative humidity:≤75% yearly average
Without dew, maximum 30 days at 95%
Vibration Resistance
24 cycles at 15 min. each (60068-6)
10-60Hz at 0.75mm amplitude
60-2000Hz at 10g acceleration
Soldering Parameters
260℃.≤5 sec (Wave Soldering)
350℃.≤3 sec (Hand Soldering)
Soldering Peak:
260℃. 10 sec. (IEC 60068-20)
Note: Permissible continuous operating current is ≤100% at ambient temperature of 23°C (73.4°F)
Rated current
115%
150%
200%
275%
400%
1000%
400mA~1A
>4h
<300s
<20s
20ms~1500ms
8ms~400ms
≤80ms
Electrical Characteristics
Amp
Code
Rated
Current
Voltage
Rating
Voltage
Drop(mV) Max
Nominal
Melting I²t(A²sec)
Approvals
TUV
0400
400mA
5KV
1500
0.70
○
0500
500mA
5KV
1500
0.76
○
0550
550mA
5KV
1500
0.81
○
0600
600mA
5KV
1500
0.96
●
0650
650mA
5KV
1500
1.00
●
0700
700mA
5KV
1500
0.90
●
0750
750mA
5KV
1500
1.56
●
0800
800mA
5KV
1000
1.69
●
0850
850mA
5KV
1000
1.90
●
0900
900mA
5KV
1000
2.22
●
1100
1A
5KV
1000
2.34
○
Series
Amp code
Packaging Code
Qty
720
RoHS
Dimensions (unit: mm)
40.0±1.0
20.0±1.0
10.0±0.1
Φ6.5±0.1
0.1 1 10 100
0.01
0.1
1
10
100
1000
0.9A
0.8A
0.7A
0.65A
0.6A
0.75A
Average Time Current (I-T Curves)
TIME IN SECONDS
CURRENT IN AMPERES
Ordering Information