618 Series 5x20mm Time-Lag Fuse Datasheet by Littelfuse Inc.

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© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/22/15
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 618 Series
Agency Approvals
Agency Agency File Number Ampere Range
2005010207170553 0.125A-6.3A
E10480 0.125A-10A
29862 0.125A-10A
40013496 0.125A – 10A
N/A 0.125A-10A
Features
Designed to International
(IEC ) Standards for use
globally
Meets the IEC 60127-2,
Sheet 3 specification for
Time-Lag fuses
Available in cartridge and
axial lead form
RoHS compliant and
lead-free
Applications
RoHS
Pb
* Approval for Cartridge versions only
Application testing is strongly recommended.
Electrical Characteristics
5×20mm Time-Lag glass body cartridge fuse designed to
IEC specification.
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
618 Series, 5×20 mm, Time-Lag Fuse
% of Ampere
Rating Ampere Rating Opening Time
150%
0.125A-6.3A 60 minutes, Minimum
8A-10A 30 minutes, Minimum
210% 0.125A-6.3A 120 sec., Maximum
8A-10A 120 sec., Maximum
275%
0.125A-6.3A 600 ms., Min.; 10 sec. Max.
8A-10A 600 ms., Min.; 10 sec. Max.
400%
0.125A-6.3A 150 ms., Min.; 3 sec. Max.
8A-10A 150 ms., Min.; 3 sec. Max.
1000%
0.125A-6.3A 20 ms., Min.; 300 ms. Max.
8A-10A 20 ms., Min.; 300 ms. Max.
Description
Additional Information
Datasheet Samples
Resources
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© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/22/15
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 618 Series
Amp
Code
Amp
Rating
(A)
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 sec)
Maximum
Voltage Drop at
Rated Current
(mV)
Maximum
Power
Dissipation At
1.5ln(W)
Agency Approvals
.125 0.125 250
35 A @ 250 VAC
4.2000 0.1465 1900 1. 6 x x x x x
.160 0.16 250 3.7000 0.14400 1500 1. 6 x x x x x
.200 0.2 250 1.6000 0.3410 1300 1. 6 x x x x x
.250 0.25 250 1.0495 0.5405 110 0 1. 6 xxxxx
.315 0.315 250 0.8475 1. 110 0 1000 1. 6 xxxxx
.400 0.4 250 0.5350 1.3250 900 1. 6 xxxxx
.500 0.5 250 0.3700 2.8250 300 1. 6 x x x x x
.630 0.63 250 0.2750 4.6750 250 1. 6 xxxxx
.800 0.8 250 0.0813 3.370 150 1. 6 xxxxx
0 01. 1 250 0.0613 6.730 150 1. 6 xxxxx
1.25 1.25 250 0.0446 12.650 150 1. 6 xxxxx
01. 6 1. 6 250 0.0336 23.350 150 1. 6 xxxxx
002. 2 250 0.0293 14.450 150 1. 6 xxxxx
02.5 2.5 250 0.0219 23.250 120 1. 6 xxxxx
3.15 3.15 250 0.0173 38.150 10 0 1. 6 x x x x x
004. 4 250
40 A @ 250 VAC
0.0129 69.10 100 1. 6 x x x x x
005. 5 250
50 A @ 250 VAC
0.0104 111. 0 0 100 1. 6 x x x x x
06.3 6.3 250
63 A @ 250 VAC
0.0076 198.50 100 1. 6 x x x x x
008. 8 250
80 A @ 250 VAC
0.0059 341.50 100 4 x x x x
010. 10 250
100 A @ 250 VAC
0.0045 568.00 10 0 4 x x x x
Electrical Characteristics
Average Time Current Curves
Temperature Re-rating Curve
0.01
0.1
1
10
100
1000
10000
0.01 0.1 1 10 100
TIME IN SECONDS
CURRENT IN AMPERES
0.125A
0.160A
0.200A
0.250A
0.315A
0.400A
0.500A
0.630A
0.800A
1A
1.25A
1.6A
2A
2.5A
3.15A
4A
5A
6.3A
8A
10A
Note:
Rerating depicted in this curve is in addition to the standard derating of 25%
for continuous operation.
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© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/22/15
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 618 Series
Product Characteristics
Operating Temperature –55ºC to +125ºC
Thermal Shock
MIL-STD-202, Method 107, Test
Condition B (5 cycles, –65°C to
+125°C)
Vibration MIL-STD-202, Method 201
Humidity
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
Material
Body: Glass
Cap: Nickel–plated Brass
Leads: Tin–plated Copper
Terminal Strength MIL-STD-202, Method 211, Test
Condition A
Solderability MIL-STD-202 method 208
Product Marking
Cap1: Brand logo, current and
voltage ratings
Cap2: Agency approval marks
Packaging
Available in Bulk (M=1000 pcs/pkg)
or on Tape/Reel (MRET1=1000 pcs/
reel)
Soldering Parameters - Wave Soldering
Dwell Time
0
20
40
60
80
100
120
140
160
180
200
220
240
260
280
300
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
160
170
180
190
200
210
220
230
240
Time (Seconds)
Temperature (°C) - Measured on bottom side of board
Cooling Time
Preheat Time
Wave Parameter Lead-Free Recommendation
Preheat:
(Depends on Flux Activation Temperature) (Typical Industry Recommendation)
Temperature Minimum: 10 0°C
Temperature Maximum: 150°C
Preheat Time: 60-180 seconds
Solder Pot Temperature: 260°C Maximum
Solder Dwell Time: 2-5 seconds
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.
Recommended Process Parameters:
0618 xxxx M X E P
© 2015 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/22/15
Axial Lead & Cartridge Fuses
5×20 mm > Time-Lag > 618 Series
Dimensions
Packaging
Part Numbering System
0618 xxxx M X E P
Series
Amp Code
Refer to Amp Code column of
Electrical Characteristics Table
Lead-free
Quantity Code
M = 1000
Option Codes
Blank : Cartidge Type Fuse
E : Axial Lead Fuse
Packaging Code
X = Filler
Packaging Option Packaging Specification Quantity Quantity &
Packaging Code Taping Width
618 Series
Bulk N/A 1000 MX N/A
Bulk N/A 1000 MXE N/A
Reel and Tape EIA 296-E 1000 MRET1 T1=53mm (2.087”)
Bulk N/A 1000 MXG N/A
Bulk N/A 1000 MXB N/A
Bulk N/A 10 0 HX N/A
0618 000P
20+0.5
5.1+0.6
5.2+0.1
-0.2
5.1+0.6
40±1.0 21.5±1.0
5.5±0.3
061
8010. XEP
061
8.125 XEP
to
0.65±0.05*
All dimensions in mm
Notes:
* Ratings above 6.3A have 0.8±0.05 diameter lead.