0
Table FS1 Clear Time Characteristics for Slow-Blow Chip Fuses
0603SFS Series
% of rated current
100%
200%
300%
800%(1.0A-1.5A)
800%(2.0A-5.0A)
Clear time at 25°C
4 hours (min.)
1 second (min.) 120 seconds (max.)
0.1 second (min.)
3 seconds (max.)
0.0005 second (min.) 0.05 seconds (max.)
0
0.001 second (min.) 0.05 seconds (max.)
1206SFS Series
% of rated current
100%
200%
300%
800%(1.0A-1.5A)
800%(2.0A-8.0A)
Clear time at 25°C
4 hours (min.)
1 second (min.) 120 seconds (max.)
0.1 second (min.)
3 seconds (max.)
0.0016 second (min.) 0.05 seconds (max.)
0.002 second (min.) 0.05 seconds (max.)
Table FS2
Typical Electrical Characteristics, Dimensions and Recommended Pad Layout for
Slow-Blow Chip Fuses
0603 (1608mm) Slow-Blow Chip Fuses
Typical Electrical
Characteristics
Rated
Nominal
Nominal
Current
Cold DCR
I
2
t
2
(A)
(Ω)*
(A sec)†
1.0
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
0.200
0.100
0.052
0.041
0.031
0.021
0.017
0.015
0.013
0.093
0.18
0.32
0.63
0.87
1.20
2.30
2.70
3.20
Max.
Interrupt Ratings
Voltage
(V
DC
)
32
32
32
32
32
32
32
32
32
Current
(A)
50
50
50
50
50
50
50
50
50
Shape and
Dimensions
Inch (mm)
0.031±0.006
(0.80±0.15)
0.063±0.006
(1.60±0.15)
Part Number
0.031±0.006
(0.80±0.15)
0603SFS100F/32
0603SFS150F/32
0.014±0.006
(0.36±0.15)
0603SFS200F/32
0603SFS250F/32
Recommended
Pad Layout
Inch (mm)
0.110
(2.80)
0.024
(0.60)
0.039
(1.00)
0.043
(1.09)
0603SFS300F/32
0603SFS350F/32
0603SFS400F/32
0603SFS450F/32
0603SFS500F/32
1206 (3216mm) Slow-Blow Chip Fuses
Typical Electrical
Characteristics
Rated
Nominal
Nominal
Current
Cold DCR
I
2
t
(A)
(Ω)*
(A
2
sec)†
1.0
1.25
1.5
2.0
2.5
3.0
3.5
4.0
4.5
5.0
5.5
6.0
7.0
8.0
0.360
0.200
0.150
0.082
0.070
0.032
0.028
0.024
0.020
0.016
0.014
0.011
0.010
0.009
0.11
0.22
0.23
0.63
0.90
1.20
1.60
2.20
3.60
5.30
6.40
8.50
10.00
16.90
Max.
Interrupt Ratings
Voltage
(V
DC
)
63
63
63
63
32
32
32
32
32
32
24
24
24
24
Current
(A)
50
50
50
50
50
50
50
50
50
50
50
60
60
60
Shape and
Dimensions
Inch (mm)
0.063±0.008
(1.60±0.20)
0.126±0.008
(3.20±0.20)
Part Number
1206SFS100F/63
13
0.020±0.010
(0.51±0.25)
1206SFS125F/63
0.038±0.008
(0.97±0.20)
1206SFS150F/63
1206SFS200F/63
1206SFS250F/32
1206SFS300F/32
1206SFS350F/32
Recommended
Pad Layout
Inch (mm)
0.173
(4.40)
0.059
(1.50)
0.071
(1.80)
0.057
(1.45)
1206SFS400F/32
1206SFS450F/32
1206SFS500F/32
1206SFS550F/24
1206SFS600F/24
1206SFS700F/24
1206SFS800F/24
* Measured at 10% of rated current and 25°C ambient temperature.
† Melting I
2
t at 0.001 sec clear time.
112
RoHS Compliant, ELV Compliant
HF
Halogen Free
MA-COM [ M/A-COM TECHNOLOGY SOLUTIONS, INC. ]
