Type 3AB / 3ABP
3ABD0903
1/4 x 1 1/4 inch Ceramic Tube
Fast Blow Fuse Series
Catalog
Number
Ampere
Rating
Typical
Volt-drop Melting I
2
T Melting I
2
T Maximum
Power
Cold
@100%
In
< 10 mSec @10
In
Dissipation
Resistance
(W)
(ohm) (Volt) max. (A
2
Sec)
(A
2
Sec)
3AB (P) 100
3AB (P) 125
3AB (P) 160
100mA
125mA
160mA
200mA
250mA
300mA
375mA
500mA
750mA
1A
1.25A
1.6A
2A
2.5A
3A
3.5A
4A
5A
6A
7A
8A
10A
12.5
12.0
8.3
5.7
3.9
2.7
2.0
1.28
0.24
0.16
0.114
0.084
0.063
0.047
0.035
0.030
0.026
0.020
0.015
0.013
0.012
0.009
4.5
4.5
4.2
3.9
3.6
3.4
3.2
2.9
0.2
0.23
0.21
0.20
0.18
0.170
0.162
0.157
0.154
0.146
0.139
0.135
0.132
0.125
0.002
0.004
0.008
0.014
0.025
0.044
0.07
0.14
0.75
1.43
2.45
4.2
7.2
12
21
28
36
63
107
141
184
316
0.002
0.003
0.005
0.010
0.017
0.032
0.05
0.10
0.74
1.44
2.51
4.4
7.6
13
23
31
40
70
123
162
214
372
0.59
0.74
0.87
1.02
1.19
1.40
1.58
1.92
0.30
0.37
0.44
0.51
0.59
0.70
0.83
0.91
1.0
1.2
1.4
1.6
1.7
2.0
Electrical Characteristics
(UL/CSA STD. 248-14)
Testing Current
100%
135%
200%
Blow Time
Minimum
4 Hrs.
N/A
N/A
Maximum
N/A
1 Hr
5 sec
3AB (P) 200
3AB (P) 250
3AB (P) 300
3AB (P) 375
3AB (P) 500
3AB (P) 750
3AB (P) 1
3AB (P) 1.25
3AB (P) 1.6
3AB (P) 2
3AB (P) 2.5
3AB (P) 3
3AB (P) 3.5
3AB (P) 4
3AB (P) 5
3AB (P) 6
3AB (P) 7
3AB (P) 8
3AB (P) 10
Approvals
Safety Agency Approvals
Vßpc
Type Amp range / Volt @ I.R. ability
100mA
.
- 1A / 250V AC@ 35A
>1A
.
- 3.5A / 250V AC@ 100A
>3.5A
.
- 10A / 250V AC@ 200A
100mA
.
- 10A / 125V AC@ 10,000A
1A
.
-5A / 125V AC@ 500A
>5A
.
- 15A /125V AC@ 300A
3AB /
3ABP
V
Listed File No. E20624
ß
Certified File No. LR39772
o. 103 310
p
FEilTe1N37-J3E1T003-71-00303-1001,
J 0
File No. JET1037-31003-1002
3AB /
3ABP
3AB
Storage Temperature
-55ºC to +125ºC
Consult manufacturer for other ratings
Physical Specification
Materials
Ceramic body / Nickel Plated Brass Caps
Lead wire:
Tin-lead plated Copper, Diameter 0.040" for all ratings
Marking
On fuse:
“bel”, “3AB”, “Current Rating”, “Voltage Rating”, and
“Appropriate Safety Logos”
On label:
Above info plus “c” and interrupting rating
Voltage on fuse:
250V for 100mA to 10A
Packaging
1. In bulk:
3AB
- 1,000 pcs per box;
3ABP
- 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
Mechanical Dimensions
1.25"
±
0.03" 0.250"
±
0.004"
(31.8
±
0.8mm) (6.35
±
0.1mm)
3AB
3ABP
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”
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
57
Specifications subject to change without notice
Type 3AB / 3ABP
Fast Blow Fuse Series
1/4 x 1 1/4 inch Ceramic Tube
3ABC0801
3AB / 3ABP - TIME CURRENT CHARACTERISTIC CURVE
- 100mA
- 125mA
- 160mA
- 200mA
- 250mA
- 300mA
- 375mA
- 500mA
- 750mA
- 1A
- 1.25A
- 1.6A
- 2A
- 2.5A
- 3A
- 3.5A
- 4A
- 5A
- 6A
- 7A
- 8A
- 10A
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.
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
Far East Office
Bel Fuse Ltd.
8F/8 Luk Hop Street
San Po Kong
Kowloon, Hong Kong
Tel: 852-2328-5515
Fax: 852-2352-3706
European Office
Bel Fuse Europe Ltd.
Preston Technology Management Centre
Marsh Lane, Preston PR1 8UD
Lancashire, U.K
Tel: 44-1772-556601
Fax: 44-1772-888366
Specifications subject to change without notice
58
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