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4201200000 View Datasheet(PDF) - Littelfuse, Inc

Part Name
Description
View to exact match
4201200000
Littelfuse
Littelfuse, Inc Littelfuse
4201200000 Datasheet PDF : 2 Pages
1 2
SURFACE MOUNT FUSES
No. 420 SM
This product is not recommended
for new designs. Please refer to
Littelfuse No. 452.
Dimensions (mm)
6,1 –0,2
UL 248-14, 125 V, T
Time-Current Characteristic
Time Lag (T)
Standard
UL 248-14
CSA C22.2 No. 248.14
Approvals
cULus Recognized
Features
Heat resistant ceramic housing
For line or low voltage applications
Low voltage drop
Internationally approved
High pulse resistance
Also available as holder system 425 with
mounted fuse 420
1,45 -0,2
1,45 -0,2
Pad Layout
WebLinks
Further infos see:
www.wickmanngroup.com
Further application infos see Fuseology:
www.wickmanngroup.com/download/
fuseology.pdf
3,0
1,96 +0,05
1,96 +0,05
Limits for Pre-arcing Time
Rated Current
500 mA ... 5.00 A
2.0 x IN
1 s ... 60 s
Specifications
Packaging
000: Blister tape 18 cm reel (1000 pcs.)
001: Blister tape 33 cm reel (5000 pcs.)
Tape width 12 mm
Materials
Housing:
Element:
Terminals:
Ceramic
Wire
Copper alloy, silver plated
Operating Temperature
-55 ºC to +125 ºC (consider de-rating)
Climatic Category
-55 ºC/+125 ºC/21 days (IEC 60068-1,-2-1,-2-2,-2-78)
Stock Conditions
+10ºC to +60ºC
relative humidity 75 % yearly average,
without dew, maximum value for 30 days-95 %
Vibration Resistance
24 cycles at 15 min each (IEC 60068-2-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
Solderability
235 ºC, 3 s (IEC 60068-2-58)
Soldering Heat Resistance
260 ºC, 10 s (IEC 60068-2-58)
Minimum Cross Section, Copper
Conducting path - 0.175 mm2
Thickness - 0.035 mm
Mounting
Avoid circuit traces below the fuse
Marking
T, Current Rating
Unit Weight
0.23g (approx.)
Permissible continuous operating current is 70% at ambient temperature of 23ºC (73.4ºF).
Rated
Amp
Voltage
Breaking Voltage Drop Power Dissipation
Current
code
Rating
Capacity
1.0 x IN
typ. (mV)
1.0 x IN
typ. (mW)
500mA
0500
125V
50 A / 125 V AC
210
120
750mA
0750
125V
50-60Hz
300
270
1.00A
1100
125V
cos ϕ = 1.0
270
435
1.50A
1150
125V
50 A / 80 V DC
150
270
2.00A
1200
125V
165
380
2.50A
1250
125V
130
400
3.00A
1300
125V
125
450
3.50A
1350
4.00A
1400
125V
125V
35 A / 125 V AC
50-60 Hz; cos ϕ = 1.0
50 A / 80 V DC
112
110
512
560
5.00A
1500
125V
100
620
Melting Integral
10 x IN
min. (A2s) typ.
Approvals
0.30
0.39
0.75
1.0
1.60
2.2
3.20
5.0
5.50
6.8
8.50
11.0
11.0
14.5
21.0
28.0
30.0
40.0
50.0
74.0
Order
Information
Qty.
Order-
Series Amp Code Packaging
Number
420
Specifications are subject
to change without notice
WebSite
Europe Tel: +49 2302 662-107 Americas Tel: +1 404 699-7820
Asia Tel: +852 26 14-1108
China Tel: +86 21 6432 5146
050912 www.wickmanngroup.com E-mail: sales@wickmann.com E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk E-mail: sales@wickmann.cn
 

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