Datasheet

Axial Lead & Cartridge Fuses
5×20 mm > Slo-Blo® Fuse > 239 Series
239 Series, 5×20 mm, Slo-Blo® Fuse
RoHS
PS
E
Pb
Description
5×20mm Slo-Blo® glass body cartridge fuse designed to
UL specification.
Features
• Desinged to UL/CSA/
ANCE 248-1 and 248-14
Standards
• RoHS compliant and
lead-free
• Available in cartridge and
axial lead format
Agency Approvals
Agency
PS
E
Applications
Agency File Number
Cartridge:
NBK030609-JP1021A
NBK190609-JP1021A
NBK030609-JP1021B
Leaded:
NBK030609-JP1021C
NBK190609-JP1021B
NBK030609-JP1021D
SU05001 – 2004A
SU05001 – 2014A
Ampere Range
1A – 3.5A
4A – 5A
7A
1A – 3.5A
4A – 5A
7A
0.200A – 3.15A
4A – 7A
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
Electrical Characteristics for Series
% of Ampere
Rating
100%
135%
E10480
0.080A – 7A
29862
0.200A – 3.15A
4A – 7A
N/A
0.080A – 7A
Ampere
Ratings
Opening Time
4 hours, Minimum
All Ratings
200%
1 hour, Maximum
5 seconds., Min; 2 min., Max
Additional Information
Datasheet
Resources
Samples
Accessories
For recommended fuse accessories for this product series,
see ‘Recommended Accessories’ section.
Application testing is strongly recommended.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16
Axial Lead & Cartridge Fuses
5×20 mm > Slo-Blo® Fuse > 239 Series
Electrical Characteristic Specification by Item
Amp Rating
Amp Code
(A)
.080
.100
.125
.150
.200
.250
.300
.400
.500
.600
.700
.750
.800
001.
1.25
01.6
002.
02.5
003.
3.15
03.2
03.5
004.
005.
007.
0.08
0.1
0.125
0.15
0.2
0.25
0.3
0.4
0.5
0.6
0.7
0.75
0.8
1
1.25
1.6
2
2.5
3
3.15
3.2
3.5
4
5
7
Voltage
Rating
(V)
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
250
125
125
125
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16
Interrupting
Rating
35A @ 250 VAC
10kA @ 125 VAC
10kA @ 125 VAC
100A @ 250 VAC
10kA @ 125 VAC
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 sec)
28.1750
17.3425
11.6000
8.1000
3.8725
3.0700
2.3000
1.4750
0.9090
0.6990
0.5375
0.4710
0.4155
0.2965
0.1980
0.1205
0.0943
0.0583
0.04877
0.0414
0.0385
0.0370
0.0312
0.0199
0.0114
0.02500
0.05500
0.08500
0.13000
0.16500
0.34000
0.61500
2.02000
1.98500
2.41500
4.12000
5.42500
7.56500
11.29500
19.52500
30.43000
50.58500
79.70500
129.51000
128.05000
128.05000
128.05000
270.703
302.836
305.758
Agency Approvals
PS
E
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Axial Lead & Cartridge Fuses
5×20 mm > Slo-Blo® Fuse > 239 Series
Average Time Current Curves
0.200A
0.250A
0.300A
0.400A
0.500A
0.600A
0.700A
0.750A
0.800A
1A
1.25A
1.6A
2A
2.5A
3A
3.15A
4A
5A
7A
Temperature Re-rating Curve
10000
1000
TIME IN SECONDS
100
10
1
0.1
Note:
Rerating depicted in this curve is in addition to the standard derating of 25% for
continuous operation.
0.01
0.001
0.1
1
10
100
1000
CURRENT IN AMPERES
Soldering Parameters - Wave Soldering
Recommended Process Parameters:
280
Wave Parameter
260
240
Lead-Free Recommendation
Preheat:
220
(Depends on Flux Activation Temperature)
200
180
160
140
120
100
60
(Typical Industry Recommendation)
Temperature Minimum:
100°C
Temperature Maximum:
Preheat Time:
150°C
60-180 seconds
Solder Pot Temperature:
260°C Maximum
Solder Dwell Time:
2-5 seconds
80
40
Recommended Hand-Solder Parameters:
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
Solder Iron Temperature: 350°C +/- 5°C
Heating Time: 5 seconds max.
Note: These devices are not recommended for IR or
Convection Reflow process.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16
Axial Lead & Cartridge Fuses
5×20 mm > Slo-Blo® Fuse > 239 Series
Product Characteristics
Operating
Temperature
Thermal
Shock
Materials
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
Cap 1: Brand logo, current and voltage rating
Cap 2: Series and agency approval markings
–55ºC to +125ºC
MIL-STD-202, Method 107, Test Condition B: (5
cycles –65ºC to +125ºC)
MIL-STD-202, Method 201
Vibration
Dimensions
MIL-STD-202, Method 103, Test Condition A.
high RH (95%) and elevated temp (40ºC) for 240
hours
MIL-STD-202, Method 101, Test Condition B
Humidity
Salt Spray
Part Numbering System
0239 xxxx M X P
20+0.5
5.2+0.1
-0.2
0239 000P
5.1+0.6
40±1.0
0239 000XEP
Series
5.1+0.6
Amp Code
Refer to Amp Code column of
Electrical Characteristics Table
5.5±0.3
21.5±1.0
Quantity Code
M = 1000
0.65±0.05*
Packaging Code
All dimensions in mm
X = Filler
Notes:
* Ratings above 6.3A have 0.8±0.05 diameter lead.
Lead-free
Packaging
Packaging Option
239 Series
Bulk
Bulk
Reel and Tape
Bulk
Bulk
Bulk
Packaging Specification
Quantity
Quantity & Packaging Code
Taping Width
N/A
N/A
EIA 296-E
N/A
N/A
N/A
1000
1000
1000
1000
100
100
MX
MXE
MRET1
MXB
HX
HXE
N/A
N/A
T1=52mm (2.062”)
N/A
N/A
N/A
Recommended Accessories
Accessory
Type
Holder
Block
Clip
Max
Application
Voltage
Max
Application
Amperage
Series
Description
345_ISF
Panel Mount Shock-Safe Fuseholder
10
345
Shock-Safe Fuseholder with PC Mount, Solder Mount and Panel Mount options
20
830
PC Mount Shock-Safe Miniature Fuseholder
16
520
Metric OMNI-BLOK® Fuse Block
10
250
646
PC Mount Miniature Fuse Block
658
Surface Mount Miniature Fuse Block
10
520_W
PC Mount Miniature Fuse Clip
6.3
111
PC Board Mount Fuse Clip
10
445
PC Board Mount Fuse Clip
10
Notes:
1. Do not use in applications above rating.
2. Please refer to fuseholder data sheet for specific re-rating information.
3. Please contact factory for applications greater than the max voltage and amperage shown.
© 2016 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 06/06/16
6.3