SSQ250 Datasheet, PDF (1/2 Pages) Bel Fuse Inc. – Square Ceramic Surface Mount Quick Acting Fuse

SSQD0104
Type SSQ
2410 Size
Square Ceramic Surface Mount Quick Acting Fuse
Electrical Characteristics (UL/CSA STD.248-14)
Testing
current
100%
200%
Approvals
Blow Time
Minimum
Maximum
4 Hrs.
N/A
N/A
5 Sec
rVßc
Safety Agency Approvals
ß Certified File No. LR39772
V Listed File No. E20624
r Recognized File No. E20624
Amp range / Volt @ I.R.ability
100mA - 7A / 125V @ 50A AC
100mA - 7A / 125V @ 50A AC or
86V @ 10,000A DC or
125V @ 300A DC
7.1A - 12A / 125V @ 50A AC or
86V @ 10,000A DC
15A / 86V @ 10,000A DC
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)
Catalog
Number
Ampere
Rating
Typical
Cold
Resistance
(ohm)
SSQ 250 250mA 0.65
SSQ 375 375mA 0.36
SSQ 500 500mA 0.24
SSQ 750 750mA 0.15
SSQ 1
1A
0.11
SSQ 1.25 1.25A
0.09
SSQ 1.5
1.5A
0.07
SSQ 2
2A
0.05
SSQ 2.5
2.5A
0.038
SSQ 3
3A
0.028
SSQ 3.5
3.5A
0.025
SSQ 4
4A
0.022
SSQ 5
5A
0.016
SSQ 6.3
6.3A
0.012
SSQ 7
7A
0.011
SSQ 8
8A
0.009
SSQ 10
10A
0.007
SSQ 12
12A
0.006
SSQ 15
15A
0.004
Consult manufacturer for other ratings
Volt-drop
@100% In
(Volt) max.
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
Melting I²T
< 10 mSec
(A² Sec)
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
Melting I²T
@10 In
(A² Sec)
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
Maximum
Power
Dissipation
(W)
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
Physical Specification
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
SSQ
2.54±0.10mm
(0.100"±0.004")
2.54±0.10mm
(0.100"±0.004")
bel
1.35±0.10mm
(0.053"±0.004")
7
6.10±0.25mm
(0.240"±0.010")
2.0mm(0.08")
Recommended pad layout
3.18mm
(0.125")
3.0mm(0.12")
ORDERING INFORMATION SEE PAGES 67 & 68
Bel Fuse Inc. 206 Van Vorst Street, Jersey City, NJ 07302 • Tel: [phone] • Fax: [phone] • E-Mail: [e-mail]
Website: www.belfuse.com
11