Surface Mount Fuses
File No.: JS-S6125-M2-00
Revision: K
Page: 1/ 6
6125 Size >Inrush >S6125-M2 Series
General
•Inrush withstand capability
• Wire-In-Air technology
• Wide range of current rating available
• 6.1mm× 2.5mm square shape surface mount
• Higher temperature profiles
• -55℃~125℃ operating temperature
• Excellent environmental integrity
• RoHS compliant
• Halogen-free
Application
Agency / Certificate Information
Agency
File Number
Ampere Range
E319512
0.5A~5A
J50260452
0.5A~5A
SU05049-15003A
0.5A
SU05049-15001
1A~2.5A
SU05049-15002
3A~5A
• Battery pack
• Power supply
• PC & PC peripherals
• PC server
• Wireless basestation
• Industrial equipment
• Telecom system
• LCD monitor and modules
• Medical equipment
Electrical Specifications
Current Rating
(A)
Voltage Rating
(V)
Interrupting Rating
(V)
Typical Cold
DCR* (mΩ)
Typical I2T**
(A2s)
S6125-M2-0.5A
0.5
250
UL/TUV/KC
35A 250V AC
50A 125V DC
260.0
0.285
S6125-M2-1.0A
1
250
119.0
1.54
S6125-M2-1.25A
1.25
250
84.0
2.42
S6125-M2-1.5A
1.5
250
76.0
3.03
S6125-M2-1.6A
1.6
250
70.0
3.99
S6125-M2-2.0A
2
250
55.0
4.86
S6125-M2-2.5A
2.5
250
38.0
7.58
S6125-M2-3.0A
3
250
27.0
10.62
S6125-M2-3.15A
3.15
250
24.0
12.40
S6125-M2-3.5A
3.5
250
22.0
16.17
S6125-M2-4.0A
4
250
20.0
20.00
S6125-M2-5.0A
5
250
13.0
27.50
Part Number
*
**
UL/TUV/KC
50A 250V AC
50A 125V DC
Measured at≤10% rated current and 25℃
Melting I2T at 10 times of rated current
Nanjing SART Science &Technology Development Co., ltd or ANT Technology Company Limited.(A Wholly Owned Subsidiary)
ADD.:Maqun Science & Technology Park, Qingma Road 6#, Nanjing, China
TEL.:086-25-84354852-8015 FAX.:086-25-83241791 Web.: www.sartfuse.com
Surface Mount Fuses
File No.: JS-S6125-M2-00
Revision: K
Page: 2/ 6
6125 Size >Inrush >S6125-M2 Series
Catalo
Part Number Information
S 6125—M2—1.25A
“1.25A” Ampere Rating: 1.25A
“M2” Electrical Characteristic: M=medium Inrush 2=250Vac
“6125” Size Number
“ S” Symbol of SART
Shape
& Dimensions: (mm)
Dimensions
Recommended Land Patterns
D
Type
L
(mm)
W/ T
(mm)
D
(mm)
S6125
6.10±0.20
2.50±0.10
1.40±0.10
Materials
A
W/T
C
Components
Material
Body
Ceramic
Terminations
Au Plated Brass Cap
Element
Nickel alloy or Copper Alloy
B
Dimensions
Spec
A(mm)
3.00±0.30
B(mm)
8.00±0.30
C(mm)
3.00±0.30
D(mm)
2.50±0.30
Dimensions of Standard Test Board
Type
Ampere Rating
S6125
0.5A~5A
Board Thickness
(mm)
1.6
Copper Layer Thickness
(mm)
0.035
Copper Trace Width
(mm)
5
Nanjing SART Science &Technology Development Co., ltd or ANT Technology Company Limited.(A Wholly Owned Subsidiary)
ADD.:Maqun Science & Technology Park, Qingma Road 6#, Nanjing, China
TEL.:086-25-84354852-8015 FAX.:086-25-83241791 Web.: www.sartfuse.com
Surface Mount Fuses
File No.: JS-S6125-M2-00
Revision: K
Page: 3/ 6
6125 Size >Inrush >S6125-M2 Series
I2T VS Time Curve
0 .5 A
1 .0 A
1 .2 5 A
1 .5 A
1 .6 A
2 .0 A
2 .5 A
3 A
3 .1 5 A
3 .5 A
4 .0 A
5 .0 A
Time Current
Current Curve
Time
Curve:
100
1000000
5.0A
4.0A
3.5A
3.15A
3.0A
2.5A
2.0A
1.6A
1.5A
1.25A
1.0A
100000
10
10000
0.5A
1
I 2 T (A 2 S )
T im e ( s )
1000
0.1
100
10
1
0.1
0.01
0.01
1E-3
0.1
1
10
Current(A)
100
1000
1E-3
0.01
0.1
1
10
100
1000
Time(s)
Electrical Characteristics
Type
S6125
Ampere Rating
% of Current Rating
Opening Time
0.5A~5A
100
4hours Min.
0.5A~5A
200
120sec Max.
Temperature Derating Curve
Nanjing SART Science &Technology Development Co., ltd or ANT Technology Company Limited.(A Wholly Owned Subsidiary)
ADD.:Maqun Science & Technology Park, Qingma Road 6#, Nanjing, China
TEL.:086-25-84354852-8015 FAX.:086-25-83241791 Web.: www.sartfuse.com
10000
Surface Mount Fuses
6125 Size >Inrush >S6125-M2 Series
File No.: JS-S6125-M2-00
Revision: K
Page: 4/ 6
Product Characteristics
Item
Test condition/ Methods
Performance
Standard
100% of current rating
No Fusing, 4hours Min.
UL248-14
200% of current rating
< 120sec
SART SPEC
1000% of current rating
> 10ms
IEC60127-4
Voltage Drop
100% of current rating
< 300mV
IEC-60127-4
Endurance Test
Repeating 100 cycles of 100% of current
rating for 1hour “ON”, for 15min “OFF”, then
following by 1hour of 125% of current rating
and testing Temperature rise
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