Littelfuse 0239.250H

Cross Number:

Item Description: FUSE GLASS 250MA 250VAC 5X20MM

Qty Price
1 - 32 $0.40722
33 - 39 $0.31776
40 - 58 $0.28382
59 + $0.25914



Other Cross Reference

Manufacturer Date Code Qty Available Qty
Littelfuse 0347
  • Freelance Stock: 77
    Ships Immediately





Technical Document


DISCLAIMER: The information provided herein is solely for informational purposes. Customers must be aware of the suitability of this product for their application, and consider that variable factors such as Manufacturer, Product Category, Date Codes, Pictures and Descriptions may differ from available inventory.

Axial Lead and Cartridge Fuses
430
www.littelfuse.com
Designed to UL/CSA Standards
5 x 20 mm Time Lag Fuse (Slo-Blo
®
) Fuse 239 Series
ELECTRICAL CHARACTERISTICS:
% of Ampere Opening
Rating Time
100% 4 hours, Minimum
135% 1 hour, Maximum
200% 5 seconds, Min.; 2 min., Max.
INTERRUPTING RATING:
0.20-1A 10,000 amperes at 125 VAC, 0.7-0.8 power factor
35 amperes at 250 VAC, 0.7-0.8 power factor
1.25A-3.15A 10,000 amperes at 125 VAC, 0.7-0.8 power factor
100 amperes at 250 VAC, 0.7-0.8 power factor
4A-7A 10,000 amperes at 125 VAC, 0.7-0.8 power factor
ORDERING INFORMATION:
RoHS compliant and Lead-Free version available, add XP suffix to
standard catalog number
• Designed to UL/CSA/ANCE 248 Standard.
• Available in Cartridge and Axial Lead Format.
• Available in ratings of 0.200 to 7 amperes.
RoHS compliant and Lead-Free version available, add XP suffix to
standard catalog number
Nominal Nominal
Catalog Ampere Voltage Resistance Melting I
2
t
Number Rating Rating Cold Ohms A
2
Sec.
239.200 .200 250 3.90 0.170
239.250 .250 250 3.00 0.3508
239.300 .300 250 2.25 0.630
239.400 .400 250 1.46 1.53
239.500 .500 250 0.865 2.04
239.600 .600 250 0.688 2.48
239.700 .700 250 0.550 4.23
239.750 .750 250 0.453 5.57
239.800 .800 250 0.403 7.77
239 001 1 250 0.313 11.60
239 1.25 1.25 250 0.200 20.05
239 01.6 1.60 250 0.122 31.25
239 002 2 250 0.0975 51.95
239 02.5 2.50 250 0.053 81.85
239 003 3 250 0.0480 133.0
239 3.15 3.15 250 0.0425 131.5
239 004 4 125 0.0313 278.0
239 005 5 125 0.0208 311.0
239 007 7 125 0.0114 314.0
®
U
L
®
RoHS
ENVIRONMENTAL SPECIFICATIONS:
Operating temperature: -55˚C to 125˚C
Thermal Shock: MIL-STD-202F Method 107G, Test Condition B: (5
cycles –65°C to +125°C)
Vibration: MIL-STD-202F Method 201A
Humidity: MIL-STD-202F Method 103B, Test Condition A. high relative
humidity (95%) and elevated temperature (40°C) for 240 hours.
Salt Spray: MIL-STD-202F Method 101D, Test Condition B
PHYSICAL SPECIFICATIONS:
Material: Body: Glass
Cap: Nickel Plated Brass
Leads: Tin Plated Copper
Terminal Strength: MIL-STD-202F Method 211A,
Test Condition A
Solderability: Reference IEC 60127 Second Edition 2003-01 Annex A
Product Marking: Cap 1: current and voltage rating.
Cap 2: Agency approval markings.
Packaging: Available in Bulk (v=5, H=100, M=1000 pcs/pkg) or on
Tape/Reel (MRET1=1000 pcs/reel).
Pb
Axial Lead and Cartridge Fuses
436
www
.littelfuse
.com
0239 000
1
20+0.5
5.1+0.6
5.2+0.1
-
0.2
5.1+0.6
0239 000XE
2
0
.65*
40
2
2.5 MAX
5.8 MAX
All dimensions in mm
Notes: 
* Ratings above 6.3A 
have 0.8 mm dia lead
1 For RoHS compliant parts
add suffix 'XP' 
2 For RoHS compliant parts
add suffix 'P'
CURRENT IN AMPERES
10000
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
1000
100
10
1
0.1
0.01
0.01 1 10 100 1000
0.001
TIME IN SECONDS
Average Time Current Curves
5 x 20 mm T
ime Lag Fuse (Slo-Blo
®
F
use) 239 Series
®
U
L
®
RoHS
Agency Approvals
Agency Approvals Ampere Range
®
Certificate No. SU05001-2004 200mA – 3.15A
SU05001-2014 4A – 7A
Listed File No. E10480
Guide No. JDYX
File No. 029862
Cert. Class No. LR1422-01
Certificate No. Cartridge
NBK290502-E10480 G 1A – 3A 250V 100A
NBK280602-E10480 C 4A & 5A 125V 10000A
NBK290502-E10480 I 7A 125V 500A
Leaded
NBK290502-E10480 H 1A – 3A 250V 100A
NBK280602-E10480 D 4A & 5A 125V 10000A
N
BK290502-E10480 J 7A 125V 500A
200mA – 7A
®
U
L
Designed to UL/CSA Standards
11
AXIAL LEAD AND
CAR
TRIDGE FUSES
AXIAL LEAD AND
CAR
TRIDGE FUSES

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