Type SSQ
SSQD0104
Catalog
Number
Ampere
Rating
Typical
Cold
Resistance
(ohm)
Volt-drop
@100%
In
(Volt) max.
Melting I
2
T
< 10 mSec
(A
2
Sec)
Melting I
2
T
@10
In
(A
2
Sec)
2410 Size
Square Ceramic Surface Mount Quick Acting Fuse
Maximum
Power
Dissipation
(W)
SSQ 250
SSQ 375
SSQ 500
SSQ 750
(UL/CSA STD.248-14)
250mA
375mA
500mA
750mA
1A
1.25A
1.5A
2A
2.5A
3A
3.5A
4A
5A
6.3A
7A
8A
10A
12A
15A
0.65
0.36
0.24
0.15
0.11
0.09
0.07
0.05
0.038
0.028
0.025
0.022
0.016
0.012
0.011
0.009
0.007
0.006
0.004
0.30
0.25
0.22
0.17
0.17
0.16
0.15
0.15
0.14
0.13
0.13
0.13
0.12
0.12
0.114
0.112
0.107
0.103
0.098
0.02
0.04
0.07
0.11
0.19
0.33
0.57
1.0
1.7
3.0
3.9
5.1
8.8
15
20
26
46
70
121
0.01
0.03
0.06
0.07
0.14
0.24
0.41
0.8
1.4
2.4
3.3
4.4
7.8
14
19
25
44
69
124
0.07
0.09
0.11
0.13
0.17
0.20
0.23
0.30
0.36
0.43
0.47
0.51
0.62
0.74
0.81
0.89
1.07
1.24
1.54
Electrical Characteristics
Testing
current
100%
200%
SSQ 1
SSQ 1.25
SSQ 1.5
SSQ 2
SSQ 2.5
SSQ 3
SSQ 3.5
SSQ 4
SSQ 5
SSQ 6.3
SSQ 7
SSQ 8
SSQ 10
SSQ 12
SSQ 15
Blow Time
Minimum
4 Hrs.
N/A
Maximum
N/A
5 Sec
Approvals
Safety Agency Approvals
r
Vßc
Amp range / Volt @ I.R.ability
100mA - 7A / 125V @ 50A AC
100mA - 7A / 125V
86V
125V
7.1A - 12A / 125V
86V
@
@
@
@
@
50A AC or
10,000A DC or
300A DC
50A AC or
10,000A DC
ß
Certified File No. LR39772
V
Listed File No. E20624
r
Recognized File No. E20624
Consult manufacturer for other ratings
15A / 86V @ 10,000A DC
Physical Specification
Environmental Specification
Soldering Techniques & Compatibility
Reflow: Industrial standard, 240°C peak
Wave Solder: 260ºC, 20 sec max. (MIL-STD202, Method 210)
Operating Temperature
-55ºC to +125ºC
Shock
MIL-STD-202, Method 213, Test Condition I
(100 G's peak for 6 milliseconds)
Vibration
MIL-STD-202, Method 201 (10-55 Hz, 0.06 inch, total
excursion)
Salt Spray
MIL-STD-202, Method 101, Test Condition B (48Hrs)
Insulation Resistance
MIL-STD-202, Method 302, Test Condition A
(After Opening) 10,000 ohms minimum
Solderability
MIL-STD-202, Method 208
Resistance to Solder Heat
MIL-STD-202, Method 210, Test Condition F
(20 sec, at 260ºC)
Thermal Shock:
MIL-STD-202, Method 107, Test Condition B
(-65ºC to +125ºC)
Materials
Ceramic body / Palladium Plated Brass Caps
Marking
On fuse:
“Current Rating” in black color, “bel” stamped on end caps
On label:
“bel”, “SSQ”, “Current Rating”, “Voltage Rating”, Interrupting Rating,
“c“ plus “Appropriate Safety Logos”
Packaging
5,000 fuses in 13 inches dia. reel, 12mm wide tape, 4mm pitch,
per EIA Standard 481
Mechanical Dimensions
2.54±0.10mm
(0.100"±0.004")
2.54±0.10mm
(0.100"±0.004")
1.35±0.10mm
(0.053"±0.004")
Specifications subject to change without notice
bel
7
6.10±0.25mm
(0.240"±0.010")
2.0mm(0.08")
SSQ
Recommended pad layout
3.0mm(0.12")
3.18mm
(0.125")
ORDERING INFORMATION SEE PAGES 67 & 68
Bel Fuse Inc.
206 Van Vorst Street, Jersey City, NJ 07302 • Tel: 201-432-0463 • Fax: 201-432-9542 • E-Mail: belfuse@belfuse.com
Website: www.belfuse.com
11
BEL [ BEL FUSE INC. ]
