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Type 3SB / 3SBP
3SBD0199
1/4 x 1 1/4 inch Glass Tube
Slow Blow Fuse Series
Catalog Number Ampere Rating Typical Volt-drop Melting I2T Melting I2T Maximum Power Cold @100% In < 10 mSec @10 In Dissipation Resistance 2 Sec) 2 Sec) (Volt) max. (A (A (W) (ohm)
Electrical Characteristics (UL/CSA STD. 248-14)
Testing current 100% 135% 200% Blow Time Minimum 4 Hrs. N/A 5 sec Maximum N/A 1 Hr 30 sec
Approvals
Safety Agency Approvals
Vtc
Type Amp range / Volt @ I.R. ability
63mA. - 1A / 250V AC@ 35A >1A. - 3.5A / 250V AC@ 100A >3.5A. - 8A / 250V AC@ 200A 63mA. - 15A / 125V AC@ 10,000A 1A. -5A / 125V AC@ 500A >5A. - 15A /125V AC@ 300A 3SB / 3SBP
V t
Listed File no. E20624 Certified File no. LR39772 Approval File no. 32-1764 / no. 32-1766 File no. 32-1765
3SB / 3SBP 3SB
Operating Temperature
-55C to +125C
Physical Specification
Materials Glass body / Nickel Plated Brass Caps Lead wire: Tin-lead plated Copper, Diameter 0.032", 5A and less Diameter 0.040", 6A and above Marking On fuse: "bel", "3SB", "Current Rating", "Voltage Rating", and "Appropriate Safety Logos" On label: Above info plus "c" and interrupting rating Voltage on fuse: 250V for 63mA to 8A; 125V for 10A and above Packaging 1. In bulk: 3SB - 1,000 pcs per box; 3SBP - 500 pcs per box 2.On Axial Tape & Reel: 1,000 pcs per reel 3. Tape & Reel specification: per EIA-296-E & IEC 286-1 @ 10mm Pitch and 73mm inside Tape Spacing
3SB (P) 63 3SB (P) 80 3SB (P) 100 3SB (P) 125 3SB (P) 160 3SB (P) 200 3SB (P) 250 3SB (P) 300 3SB (P) 375 3SB (P) 500 3SB (P) 750 3SB (P) 1 3SB (P) 1.25 3SB (P) 1.6 3SB (P) 2 3SB (P) 2.5 3SB (P) 3 3SB (P) 4 3SB (P) 5 3SB (P) 6 3SB (P) 7 3SB (P) 8 3SB (P) 10 3SB (P) 12 3SB (P) 15
63mA 80mA 100mA 125mA 160mA 200mA 250mA 300mA 375mA 500mA 750mA 1A 1.25A 1.6A 2A 2.5A 3A 4A 5A 6A 7A 8A 10A 12A 15A
77.3 52.0 22.0 15.9 11.5 8.3 5.6 3.8 2.8 1.7 0.84 0.52 0.35 0.23 0.16 0.11 0.07 0.05 0.03 0.019 0.016 0.014 0.010 0.008 0.006
6.9 5.7 3.3 2.7 2.3 1.9 1.6 1.3 1.1 0.9 0.7 0.5 0.5 0.38 0.32 0.27 0.22 0.19 0.16 0.16 0.16 0.15 0.14 0.13 0.12
0.09 0.13 0.21 0.32 0.50 0.77 1.20 1.85 2.6 4.4 9.7 16.4 25.4 39.3 61 94 146 226 349 286 372 483 817 1277 2123
0.10 0.15 0.24 0.37 0.58 0.91 1.42 2.22 3.2 5.4 12.1 20.6 32.3 50.4 79 123 192 300 469 455 592 769 1300 2031 3377
0.71 0.74 0.54 0.56 0.59 0.61 0.64 0.68 0.71 0.75 0.83 0.88 0.9 1.0 1.0 1.1 1.1 1.2 1.3 1.6 1.8 1.9 2.3 2.6 3.0
Consult manufacturer for other ratings
Mechanical Dimensions
1.25" 0.03" 0.250" 0.004" (31.8 0.8mm) (6.35 0.1mm)
3SB
3SBP
1.5" 0.08" 1.28" 0.03" 0.270" 0.004" (38.1 2mm) (32.5 0.8mm) (6.9 0.1mm)
SEE LEAD SIZE LISTED IN " MATERIAL"
Specifications subject to change without notice
Bel Fuse Inc. 198 Van Vorst Street, Jersey City, NJ 07302 * Tel: 201-432-0463 * Fax: 201-432-9542 * E-Mail: belfuse@belfuse.com
Internet: http://www. belfuse.com
Type 3SB / 3SBP
Slow Blow Fuse Series
1/4 x 1 1/4 inch Glass Tube
3SBC0600
3SB / 3SBP - TIME CURRENT CHARACTERISTIC CURVE
- 63mA - 80mA - 100mA - 125mA - 160mA - 200mA - 250mA - 300mA - 375mA - 500mA - 750mA - 1A - 1.25A - 1.6A - 2A - 2.5A - 3A - 4A - 5A - 6A - 7A - 8A -10A -12A -15A
10000 1000
TIME IN SECONDS
100
10
1
0.1
0.01 0.01
0.1
1
10
100
1000
CURRENT IN AMPERES NOTE - see important information under "User Guide"on P.08
Corporate Office Bel Fuse Inc.
198 Van Vorst Street, Jersey City, NJ 07302 Tel: 201-432-0463 FaxFax: 201-432-9542 E-Mail: belfuse@belfuse.com Internet: http://www.belfuse.com
Far East Office Bel Fuse Ltd.
8F/8 Luk Hop Street San Po Kong Kowloon, Hong Kong Te l : 8 5 2 - 2 3 2 8 - 5 5 1 5 Fax: 852-2352-3706
European Office Bel Fuse Europe Ltd.
P r e s t o n Te c h n o l o g y M a n a g e m e n t C e n t r e Marsh Lane, Preston PR1 8U Lancashire, U.K Te l : 4 4 - 1 7 7 2 - 5 5 6 6 0 1 Fax: 44-1772-888366
Specifications subject to change without notice

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