Datasheet

Axial Lead & Cartridge Fuses
3.6x10mm > Time-Lag Fuse > 677 Series
677 Series, 3.6x10mm, Time-Lag Fuse
RoHS
Pb
Description
The 3.6 x 10mm Time-Lag Fuse with ceramic body
construction permits higher interrupting ratings and voltage
ratings. Ideal for applications where high current loads
are expected.
Features
• Available in cartridge
and axial lead format
and with various forming
dimensions
Agency File Number
Ampere Range
E10480
0.250 - 6.3A
29862
0.250 - 6.3A
E10480
0.250 - 6.3A
E10480
0.250 - 6.3A
Applications
•Lighting
Resources
• Adapter applications
• Power supply
Additional Information
Datasheet
• Time-Lag, ceramic
body fuse in a compact
package.
• RoHS compliant and
Lead-free
Agency Approvals
Agency
• Meets the requirements
of IEC 60127-3, Standard
Sheet 4.
Samples
Electrical Characteristics for Series
% of Ampere
Rating
Opening Time
150%
60 minutes, Minimum
210%
2 minutes, Maximum
275%
400msec., Min.; 10 sec. Max.
400%
150msec., Min.; 0.3 sec. Max.
1000%
20msec., Min.; 150msec Max.
Electrical Specification by Item
Ampere
Rating
(A)
Amp
Code
Voltage
Rating
(V)
.250
.315
.400
.500
.630
.800
001.
002.
004.
005.
01.6
02.5
06.3
1.25
3.15
.250
.315
.400
.500
.630
.800
001.
002.
004.
006.
01.6
02.5
06.3
1.25
3.15
250
250
250
250
250
250
250
250
250
250
250
250
280
250
250
Interrupting
Rating
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Agency Approvals
Nominal Cold Nominal
Resistance
Melting
(Ohms)
I2t (A2 sec)
0.00063
0.00046
0.00036
0.00031
0.000178
0.000125
0.000092
0.000035
0.000016
0.000014
0.000048
0.000028
0.000009
0.000065
0.00002
I2t test at 10x rated current
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice. Application testing is strongly recommended.
Revised: 07/31/15
0.312
0.422
0.755
1.32
2.55
3.25
6.95
20.8
95
140
18.2
32.5
240
12.1
40.8
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Axial Lead & Cartridge Fuses
3.6x10mm > Time-Lag Fuse > 677 Series
Average Time Current Curves
250mA
315mA
400mA
500mA
630mA
800mA
1A
1.25A
1.6A
2A
2.5A
3.15A
4A
5A
6.3A
Temperature Re-rating Curve
1000
TIME IN SECONDS
100
Note:
Rerating depicted in this curve is in addition to the standard derating of 25%
for continuous operation.
10
1
0.1
0.01
0.1
1
10
CURRENT IN AMPERES
100
1000
Soldering Parameters - Wave Soldering
Recommended Process Parameters:
280
260
Wave Parameter
240
220
Lead-Free Recommendation
Preheat:
200
(Depends on Flux Activation Temperature)
180
(Typical Industry Recommendation)
Temperature Minimum:
100°C
120
Temperature Maximum:
150°C
100
Preheat Time:
60-180 seconds
160
140
80
60
40
Solder Pot Temperature:
260°C Maximum
Solder Dwell Time:
2-5 seconds
Time (Seconds)
Cooling Time
Preheat Time
Dwell Time
240
230
220
210
200
190
180
170
160
150
140
130
120
110
90
100
80
70
60
50
40
30
0
0
20
20
10
Temperature (°C) - Measured on bottom side of board
300
Recommended Hand-Solder Parameters:
Solder Iron Temperature: 350°C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 07/31/15
Axial Lead & Cartridge Fuses
3.6x10mm > Time-Lag Fuse > 677 Series
Product Characteristics
Materials
Body:Ceramic
Cap: Nickel–plated Brass
Leads: Tin–plated Copper
Operating
Temperature
–55ºC to +125ºC
Terminal Strength
MIL-STD-202, Method 211, Test
Condition A
Thermal Shock
MIL-STD-202, Method 107, Test Condition
B (5 cycles, -65°C to +125°C)
Solderability
MIL-STD-202 Method 208
Vibration
MIL-STD-202, Method 201
Humidity
Product Marking
Cap1: Brand logo, current and voltage
ratings
Cap2: Series and agency approval
marks
MIL-STD-202, Method 103, Test
Condition A (High RH (95%) and Elevated
temperature (40°C) for 240 hours)
Salt Spray
MIL- STD-202, Method 101, Test
Condition B
Part Numbering System
Dimensions
0677 xxxx M X E P
Measurements displayed in millimeters (inches)
Series
0.6 (.024") ( 0.250 -4A)
0.8 (.031") (5 -6.3A)
3.9 (.153")
Amp Code
Refer to Amp Code column of
Electrical Characteristics Table
11.0
(.433")
Quantity Code
30.0
(1.181") TYP.
M = 1000
Packaging Code
Axial Lead Material: Solder coated copper.
X = Filler
Option Code
E = Axial Leaded
Lead-free
P
= Lead-Free
Others = Special Options
Please call Littelfuse for detail
Packaging
Packaging Option
Packaging Specification
Quantity
Quantity and
Packaging Code
Taping Width
Bulk
N/A
1000
MXE
N/A
Tape and Reel
EIA-296
1500
DRT4
56.5mm
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 07/31/15