Type 2JS / 3JS
Time-lag Fuse Series
2JS/3JS Series, 5x15mm Glass Tube Time-lag Fuse
RoHS 2 Compliant
Description
5x15mm Time-lag, glass tube body cartridge fuse designed, approved and complied
with UL and CSA standard 248-14.
Features
- Meet UL and CSA standard 248-14
- Wide operating temperature range
- Bulk and Tape & Reel packing available
- RoHS 2 compliant
- Halogen Free
- Leadfree
Applications
Provide individual protection for components or internal circuits.
- Power supplies
- Battery charger
- Monitor
LEAD FREE =
- Adapter
HALOGEN FREE =
Physical Specifications
Body : Glass
Materials
Cap : Nickel Plated Brass Caps
Leads : Matte Tin Plated Copper
On Fuse :
"bel", "JS", "Current Rating", " Voltage Rating",
"Appropriate Safety Logos", "
"（
RoHS 2 compliant）
Marking
On Label :
"bel", "2JS”or”3JS", "Current Rating", "Voltage Rating", "Interrupting Rating",
"Appropriate Safety Logos" and "
", "
"(China RoHS compliant).
Electrical Characteristics
(UL/CSA STD.248-14)
Safety Agency Approvals
Testing
Current
100%
135%
200%
500%
1000%
Blow Time
Minimum
4 hrs.
N/A
3 sec
100 msec
30 msec
Maximum
N/A
1 hr.
20 sec
1.5 sec
300 msec
Safety
Agency
Safety Agency
Certificate
E20624
100mA–7A
/350V AC
Voltage Rating
(V)
Ampere Range / Volt
@ I.R. ability*
100mA–7A/350V AC@100A
100mA–7A/125V AC@10.000A
100mA–7A/140V DC@150A
100mA–7A/350V AC@100A
100mA–7A/125V AC@10.000A
1A–5A/125V AC@500A
>5A–15A/125V AC@300A
LR39772
JET1037-31003-1010
JET1037-31003-1011
JET1037-31003-1007
*I.R.= Interrupting Rating = Short Circuit Rating(Amps)
Specifications subject to change without notice
belfuse.com/circuit-protection
Type 2JS / 3JS
Environmental Specifications
Shock Resistance
Vibration Resistance
Salt Spray Resistance
Insulation Resistance
Solderability
Resistance to solder Heat
Thermal Shock
Operating Temperature
Terminal Strength
MIL-STD-202G, Method 213B, Test Condition 1
(100 G's peak for 6 milliseconds; Sawtooth waveform)
MIL-STD-202G, Method 201A (10-55 Hz, 0.06 inch, total excursion).
MIL-STD-202G, Method 101E, Test Condition B (48 hrs).
MIL-STD-202G, Method 302, Test Condition A
(After Opening) 10,000 ohms minimum.
MIL-STD-202G, Method 208H
MIL-STD-202G, Method 210F, Test Condition B (260+/-5℃,10+/-1 sec)
MIL-STD-202G, Method 107G, Test Condition B (-65℃ to +125℃).
-55℃ to +125℃
IEC-68-2-21
2
/
4
Electrical Specifications
Catalog
Number
JS 100-R
JS 125-R
JS 150-R
JS 200-R
JS 250-R
JS 300-R
JS 350-R
JS 400-R
JS 500-R
JS 600-R
JS 700-R
JS 750-R
JS 800-R
JS 1-R
JS 1.25-R
JS 1.5-R
JS 2-R
JS 2.5-R
JS 3-R
JS 3.5-R
JS 4-R
JS 5-R
JS 6-R
JS 7-R
Ampere
Rating
Typical Cold
Resistance
(ohms)
13.5
7.7
5.6
3.5
2.3
1.5
1.1
0.86
0.62
0.44
Volt-drop
@100%In
(Volt) max.
2.42
1.68
1.56
1.20
0.96
0.78
0.67
0.59
0.53
0.53
Voltage and
Interrupting
Ratings
Melting I²T
<10 mSec
(A² Sec)
0.068
0.107
0.167
0.26
0.41
0.64
0.80
0.99
1.6
2.2
3.0
3.0
5.0
5.9
9.3
15
23
35
55
69
86
135
211
263
Melting I²T
@10 In
(A² Sec)
0.088
0.138
0.216
0.34
0.53
0.83
1.0
1.3
2.0
2.3
4.0
4.0
7.0
7.8
12
19
30
46
72
91
114
179
279
350
Maximum
Power
Dissipation
(W)
0.22
0.24
0.27
0.30
0.34
0.36
0.40
0.42
0.47
0.49
0.54
0.55
0.60
0.64
0.71
0.80
0.89
0.99
1.10
1.16
1.22
1.36
1.51
1.60
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Agency
Approvals
100mA
125mA
150mA
200mA
250mA
300mA
350mA
400mA
500mA
600mA
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
700
mA
750
mA
800
mA
1A
1.25A
1.5A
2A
2.5A
3A
3.5A
4A
5A
6A
7A
0.32
0.28
0.23
0.19
0.13
0.094
0.063
0.046
0.037
0.030
0.026
0.018
0.015
0.012
0.42
0.38
0.37
0.36
0.30
0.23
0.22
0.21
0.19
0.18
0.18
0.16
0.16
0.15
See Table of
Safety Approvals
on Page 1 for
Voltage and
associated
Interrupting
Ratings
Consult manufacturer for other ratings
Specifications subject to change without notice
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302 USA
© 2018 Bel Fuse, Inc.
+1 201.432.0463
Bel.US.CS@belf.com
belfuse.com/circuit-protection
Rev. JS Nov2018
Type 2JS / 3JS
Temperature Derating Curve
Average Time Current Curve
3
/
4
Soldering Parameters
Lead-free Wave Soldering Profile
Wave Soldering Parameter
Average ramp-up rate
Heating rate during preheat
Final preheat temperature
Peak temperature Tp
Time within +0℃ / -5℃ of
actual peak temperature
Ramp-down rate
200℃ / second
typical 1 - 2℃ / second
Max 4℃ / second
within 125℃ of soldering
temperature
260℃
10 seconds
5℃ / second max.
Specifications subject to change without notice
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302 USA
© 2018 Bel Fuse, Inc.
+1 201.432.0463
Bel.US.CS@belf.com
belfuse.com/circuit-protection
Rev. JS Nov2018
Type 2JS / 3JS
Fuse FGNO Explanation
0658 R [XXXX] -XX
0658R=2JS/3JS; [XXXX]=Ampere Rating; XX=See Ordering Information as below
Fraction
1/10
1/8
15/100
2/10
1/4
3/10
35/100
4/10
1/2
6/10
7/10
3/4
8/10
4
/
4
Decimal
0.100
.125
.150
.200
.250
.300
.350
.400
.500
.600
.700
.750
.800
Milliamps
100
125
150
200
250
300
350
400
500
600
700
750
800
Bel FGNO[XXXX]
0100
0125
0150
0200
0250
0300
0350
0400
0500
0600
0700
0750
0800
Fraction
Decimal
1.0
Amps
1
1.25
1.5
2
2.5
3
3.5
4
5
6
7
Bel FGNO[XXXX]
1000
1250
1500
2000
2500
3000
3500
4000
5000
6000
7000
1-1/4
1-1/2
1.25
1.50
2.0
2-1/2
2.5
3.0
3-1/2
3.5
4.0
5.0
6.0
7.0
Mechanical Dimensions
Ordering Information
*Diameter lead 0.032’’ for all ratings
Packaging
Packaging Option
Bulk（bag）
Bulk (Pigtail Type)
Bulk (Pigtail Type) with Insulation Sleeve
Tape & Reel, 10mm Pitch
Tape & Reel with Insulation Sleeve,10mm Pitch
Packaging Specification
N/A
N/A
N/A
EIA-296-F
EIA-296-F
Quantity
2000
1000
1000
1500
1500
Packaging Code
01
11
41
12
42
Inside Tape Spacing
N/A
N/A
N/A
53
53
Specifications subject to change without notice
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302 USA
© 2018 Bel Fuse, Inc.
+1 201.432.0463
Bel.US.CS@belf.com
belfuse.com/circuit-protection
Rev. JS Nov2018
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Bel
:
2JS 300-R 2JS 400-R 3JS 200-R TR 3JS 350-R 2JS 100-R 2JS 150-R 3JS 3.5-R 3JS 4-R 3JS 2-R TR 3JS 100-
R 3JS 1.5-R TR 3JS 2-R 3JS 750-R TR 3JS 1.25-R TR 3JS 3-R TR 3JS 500-R TR 2JS 125-R 3JS 5-R 3JS 6-R
3JS 150-R TR 3JS 125-R 3JS 300-R TR 3JS 1-R 3JS 3-R 3JS 150-R 3JS 2.5-R TR 3JS 125-R TR 3JS 300-R
3JS 3.5-R TR 2JS 1.25-R 3JS 1.5-R 3JS 2.5-R 3JS 250-R 3JS 250-R TR 2JS 3.5-R 2JS 2-R 3JS 6-R TR 3JS 7-R
2JS 5-R 3JS 1-R TR 3JS 200-R 3JS 500-R 3JS 5-R TR 3JS 7-R TR 2JS 250-R 3JS 350-R TR 3JS 400-R TR
3JS 1.25-R 3JS 4-R TR 2JS 2.5-R 3JS 750-R 3JS 100-R TR 2JS 750-R 2JS 3-R 2JS 6-R 2JS 1-R 2JS 200-R
2JS 1.5-R 2JS 4-R 2JS 500-R 2JS 7-R 3JS 400-R
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