Type 0680L
Square Ceramic Surface Mount Slow Blow Fuse
0680L Series – 2410 Size
RoHS Compliant
Features
- Slow Blow, 2410 SMD
- Compatible with 260℃, IR Pb-free solder process
- Wide range of current rating from 375mA to 12A
- Wide operating temperature range, -55℃ to 125℃
- Tape & Reel for auto-insert SMD process
- AEC-Q Compliant
- RoHS compliant with exemption 7(a)
- Halogen Free, (MSL = 1)
- Meets Bel automotive qualification*
* - Largely based on internal AEC-Q test plan
Applications
- Notebook
- LCD monitor
- PC computer
- Office electronic equipment
- Industrial equipment
- Medical equipment
- POE, POE+
- LCD / LED monitor
- Power supply
- LCD / LED TV
-Storage system
-Telecom system
-Wireless basestation
-White goods
-Game console
-Battery charging circuit protection
AEC-Q Compliant
Electrical Characteristics
(
UL/CSA/STD.248-14
)
HALOGEN FREE =
Safety Agency Approvals
Safety
Agency
Safety
Agency
Certificate
Voltage Rating
(V)
Ampere Range / Volt
@ I.R. ability*
Testing
Current
100%
200%
300%
800%
Blow Time
Minimum
4 Hrs.
N/A
0.15 Sec
0.01 Sec
Maximum
N/A
120 Sec
3 Sec
0.1 Sec
375mA-7A/125V AC
E506667
375mA-7A/125V AC @50A
125V DC @100A
75V DC @500A
>7A-12A/50V AC @100A
75V DC @500A
125V DC
>7A-12A/50V AC
75V DC
*I.R.= Interrupting Rating = Short Circuit Rating(Amps)
Physical Specifications
Body : Ceramic
Materials
Terminations : Silver Plated Caps /Gold Plated Caps/Palladium Plated Caps
On Fuse :
“Current Rating”, “T”, ”L”—laser marked on ceramic tube,
“bel” stamped in end caps.
Marking
On Label :
"bel", "0680L", "Current Rating", "Voltage Rating", "Interrupting Rating",
"Appropriate Safety Logos" and "
", "
"(China RoHS compliant).
Specifications subject to change without notice
belfuse.com/circuit-protection
Type 0680L
Environmental Specifications
Shock Resistance
Vibration Resistance
Salt Spray Resistance
Insulation Resistance
Solderability
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 C.
Top Side (260℃,20 sec)
MIL-STD-202G, Method 210F, Test Condition D.
Bottom Side (260℃,10 sec)
MIL-STD-202G, Method 107G, Test Condition B
(-65℃ to +125℃).
-55℃ to +125℃
1 (According to IPC J-Std-020)
High temperature storage
Temperature cycling
Biased humidity
Operational life
Resistance to solvents
Mechanical shock
Vibration
Resistance to soldering
heat
Thermal shock
Solderability
Board flex(SMD)
Terminal strength
Electrical characterization
MIL-STD-202 Method 108
2
/
4
JESD22 Method JA-104,Test Condition B
MIL-STD-202 Method 103, 85C/85% RH with
10% operating power for 1000 hrs.
MIL-STD-202 Method 108, Test Condition D
MIL-STD-202 Method 215
MIL-STD-202 Method 213,Test Condition C
MIL-STD-202 Method 204
MIL-STD-202 Method 210,Test condition B
MIL-STD-202 Method 107
J-STD-002
AEC-Q200-005
AEC-Q200-006
3 temperature electrical
Resistance to solder Heat
Thermal Shock
Operating Temperature
Moisture Sensitivity Level
Electrical Specifications
Ampere
Rating
Typical Cold
Resistance
(ohms)
0.93
0.58
0.41
0.33
0.175
0.095
0.068
0.048
0.037
0.030
0.026
0.019
0.015
0.012
0.0099
0.0084
0.0063
Volt-drop
@100% In
(Volt)
max.
1.20
0.90
0.80
0.75
0.60
0.40
0.35
0.34
0.27
0.26
0.25
0.23
0.22
0.21
0.20
0.19
0.18
See Table of Safety
Approvals on Page
1 for Voltage and
associated
Interrupting Ratings
Voltage and
Interrupting
Ratings
Melting I²
T
@10 In
(A²Sec)
0.14
0.27
0.43
0.62
1.5
3.3
6
9
13
18
24
37
43
68
108
170
244
Melting I²
T
<10ms
(A²Sec)
0.10
0.35
0.42
0.61
1.3
3.2
5
7
12
17
22
36
50
77
105
150
180
Maximum
Power
Dissipation
(W)
0.45
0.45
0.50
0.56
0.60
0.60
0.70
0.85
0.81
0.91
1.00
1.15
1.39
1.47
1.60
1.90
2.16
Agency
Approvals
Part Number
0680L0375-XX
0680L0500-XX
0680L0630-XX
0680L0750-XX
0680L1000-XX
0680L1500-XX
0680L2000-XX
0680L2500-XX
0680L3000-XX
0680L3500-XX
0680L4000-XX
0680L5000-XX
0680L6300-XX
0680L7000-XX
0680L8000-XX
0680L9100-XX
0680L9120-XX
375mA
500mA
630mA
750mA
1A
1.5A
2A
2.5A
3A
3.5A
4A
5A
6.3A
7A
8A
10A
12A
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Y
Consult manufacturer for other ratings
XX - Packaging code (see “ordering information”)
NOTES:
All tests were conducted with the fuses soldered to a printed circuit boards with a nominal thickness of 1.6 mm.
was a printed circuit with an overall length of 100 mm, copper thickness/width as described
Fuse rating
below. The printed circuit boards were mounted by screws to a test fixture having brass
blocks for connection of the test leads. All samples were soldered to the test boards by the
375mA-5A
manufacturer.
6A-12A
The copper test circuit trace
Test Board Trace Dimensions
1 oz. copper, 5.0mm wide.
3 oz. copper, 10mm wide.
Specifications subject to change without notice
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302 USA
© 2019 Bel Fuse, Inc.
+1 201.432.0463
Bel.US.CS@belf.com
belfuse.com/circuit-protection
Rev. 0680L Jul2019
Type 0680L
Temperature Derating Curve
Average Time Current Curve
0680L - TIME CURRENT CHARACTERISTIC CUREV
375mA
500mA
630mA
750mA
1A
1.5A
2A
2.5A
3A
3.5A
4A
5A
6.3A
7A
8A
10A
12A
3
/
4
10000
1000
100
TIME IN SECONDS
10
1
0.1
0.01
0.01
0.1
1
10
100
1000
CURRENT IN AMPERES
Soldering Parameters
IR Reflow Profile (IPC/JEDEC J-STD-020D)
Preheat & Soak
T
emperature min (T
smin
)
Temperature max (T
smax
)
Time (T
smin
to T
smax
) (t
s
)
Average ramp-up rate (T
smax
to T
p
)
Liquidous temperature (T
L
)
Time at liquidous (t
L
)
Peak temperature (T
p
)
Time (tp) within 5℃ of the specified
classification temperature (Tc)
Average ramp-down rate (T
p
to T
smax
)
Time 25℃ to peak temperature
150℃
200℃
60-120 seconds
3℃/second max.
217℃
60-150 seconds
260℃ max
30 seconds
6℃/second max.
8 minutes max.
Specifications subject to change without notice
Bel Fuse Inc.
206 Van Vorst Street
Jersey City, NJ 07302 USA
© 2019 Bel Fuse, Inc.
+1 201.432.0463
Bel.US.CS@belf.com
belfuse.com/circuit-protection
Rev. 0680L Jul2019
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