© 2019 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 02/07/19
Axial Lead & Cartridge Fuses
2AG > Fast Acting > 224/225 Series
224/225 Series Lead-Free 2AG, Fast-Acting
The 2AG Fast-Acting Fuses are available in cartridge
form or with axial leads. 2AG Fuses provide the same
performance characteristics as their 3AG counterpart, while
occupying one-third the space. Sleeved fuses are available.
Agency Agency File Number Ampere Range
E10480 0.375A - 3.5A
E10480 4A - 10A
29862 0.375A - 10A
PS
E
NBK200405-E10480A/B/C/D
NBK110512-E10480A/B
NBK210405-E10480E/F
1A - 3.5A
4A - 5A
6A - 10A
N/A 0.375A - 10A
Electrical Characteristics for Series
• In accordance
with Underwriter’s
Laboratories Standard
UL 248-14
• Available in cartridge
and axial lead form and
with various forming
dimensions
• RoHS compliant and
Lead-free
% of Ampere
Rating Opening Time
100% 4 hours, Minimum
135% 1 hour, Maximum
200% 1 sec., Maximum
RoHS
Pb
Amp
Code
Ampere
Rating
(A)
Voltage
Rating
(V)
Interrupting
Rating
Nominal
Cold
Resistance
(Ohms)
Nominal
Melting
I2t (A2 sec)
Agency Approvals
®
PS
E
.375 0.375 250 35A@250Vac
10KA@125Vac
10KA@125Vdc
0.3950 0.171 x x x
.500 0.5 250 0.2650 0.365 x x x
.750 0.75 250 0.1520 1.050 x x x
0 01. 1 250 0.1027 2.220 x x x x
01.5 1.5 250 100A@250Vac
10KA@125Vac
10KA@125Vdc
0.0712 0.800 x x x x
002. 2 250 0.0497 2.180 x x x x
02.5 2.5 250 0.0372 3.820 x x x x
003. 3 250 0.0317 4.620 x x x x
03.5 3.5 250 0.0265 6.700 x x x x
004. 4 125 100A@250Vac
500A@125Vac
0.0240 9.400 x x x x
005. 5 125 0.0186 17. 0 xxxx
005. 5 250 0.0186 1 7. 0 x x x
006. 6 125
500A@125Vac
0.0154 22.1 x x x x
0 0 7. 7 125 0.0130 40.0 x x x x
008. 8 125 0.0107 56.0 x x x x
010. 10 125 0.0075 116.0 x x x x
Electrical Characteristic Specifications by Item
Used as supplementary protection in appliance or
utilization equipment to provide individual protection for
components or internal circuits.
PS
E
* 10A with 500A @ 125 Vdc internal breaking capacity testing.
Features
Applications
Description
Agency Approvals
Application testing is strongly recommended.
Datasheet Samples
Resources Datasheet Samples
Resources
Additional Information
224 Series
224 Series 224 Series Accessories
For recommended fuse accessories for this product series, see ‘Recommended Accessories’ section.
225 Series
225 Series 225 Series 224 & 225 Series
© 2019 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 02/07/19
Axial Lead & Cartridge Fuses
2AG > Fast Acting > 224/225 Series
Average Time Current Curves
100
10
1
0.1
0.01
0.001
0.1 110 100 1000
.375A
.500A
.750A
1.00A
1.50A
2.00A
2.50A
3A
4A
5A
6A
7A
8A
10A
TIME IN SECONDS
CURRENT IN AMPERES
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: 100°C
Temperature Maximum: 150°C
Preheat Time: 60-180 seconds
Solder Pot Temperature: 260°C Maximum
Solder Dwell Time: 2-5 seconds
Recommended Process Parameters:
Temperature Re-rating Curve
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.
Note:
Rerating depicted in this curve is in addition to the standard derating of 25%
for continuous operation.
© 2019 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 02/07/19
Axial Lead & Cartridge Fuses
2AG > Fast Acting > 224/225 Series
Dimensions
225 000P Series 224 000P Series
4.2 - 4.8
(.16" - .19”)
.635 ± .06
(.025" ± .002”)
38.1 ± 1
(1.50" ± .04”) TYP.
4.2 - 4.8
(.16" - .19”)
14.1 - 14.9
(.56" - .59”) 14.1 - 14.9
(.56" - .59”)
Part Numbering System
0224 MX Pxxxx
Lead-free
Packaging Code
Quantity Code
Amp Code
Series
X = Filler
M = 1000
Refer to Amp Code column of
Electrical Characteristics Table
0229 = Cartridge
0230 = Axial Leaded
Note: The ratings from 4A to 10A with MXUP in the suffix
Product Characteristics
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 Cap1 : Brand logo, current and voltage
ratings
Cap2 : Series and agency approval marks
Operating
Temperature:
–55ºC to 125ºC.
Thermal
Shock:
MIL-STD-202, Method 107, Test Condition B (5
Cycles -65ºC to +125ºC).
Vibration MIL-STD-202, Method 201
Humidity MIL-STD-202, Method 103, Test Condition A:
High RH (95%) and elevated temp (40ºC) for
240 hours
Salt Spray MIL-STD-202, Method 101, Test Condition B
Packaging
Packaging Option Packaging Specification Quantity Quantity &
Packaging Code Taping Width
224 Series
Bulk N/A 1000 MX N/A
Bulk N/A 100 HX N/A
Reel and Tape EIA 296-E 1500 DRT1 T1=53mm (2.087”)
225 Series
Bulk N/A 1000 MX N/A
Bulk N/A 100 HX N/A
Recommended Accessories
Accessory
Type Series Description Max
Application
Voltage
Max
Application
Amperage
Holder
245 Panel Mount Shock-Safe Fuseholder 300 10
150 In-Line Fuseholder 350 10
286 Panel Mount Flip-Top Shock-Safe Fuseholder 250 10
Block 254 OMNI-BLOK® Fuse Block 400 10
Clip 111 PC Board Mount Fuse Clip 250 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.
Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each
product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at:
www.littelfuse.com/disclaimer-electronics.
