UBMINIATURE
S
UBMINIATURE
F
USES
WICKMANN
TR3 /No. 303
125V,
UL 248-14, 125V, F
Time-Current Characteristic
Quick Acting (F)
Specifications
Packaging
000: Tape/Ammopack (1500 pcs.)
013: Long Leads - Bulk (200 pcs.)
042: Short Leads - Bulk (300 pcs.)
Standard
UL 248-14
CSA C22.2 No. 248.14
Materials
Base/Cap:
Black Thermoplastic Base
Polyamide PA 6.6, UL 94V0
Brass, nickel-plated Cap
Round Pins: Copper alloy, tin plated
Approvals
UL Listed: File No. E 67006
CSA Certified: File No. 51378
Features
Dimensions (mm)
脴6
Reduced PCB space requirements
Direct solderable or plug-in versions
Internationally approved
Low internal resistance
Shocksafe casing
Vibration resistant
Temperature
Operating Temperature
-25潞C to +70潞C (consider de-rating)
Climatic Category
-25潞C/+70潞C/21 days (EN 60068-1..3)
Stock Conditions
+10潞C to +60潞C
relative humidity
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75% yearly average,
without dew, maximum value for 30 days-95%
max. 8
WebLinks
Data Sheet
www.wickmann.com/products/303.pdf
Vibration Resistance
24 cycles at 15 min. each (EN 60068-6)
10 - 60Hz at 0.75mm amplitude
60 - 2000Hz at 10g acceleration
2,54
脴 0,6
Approval Certificates
www.wickmann.com/approvals
L
Time-Current Curve
1 +0,1
Page 60
www.wickmann.com/itcurves
Lead Pull Strength
10N (EN 60068-2-21)
Solderability
260潞C,
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3 sec. (Wave)
350潞C,
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1 sec. (Hand)
FaxBack Document # 306
Holes in PCB
Long Leads (L=18.8mm)
Short Leads (L=4.3mm)
Soldering Heat Resistance
260潞C, 10 sec. (IEC 60068-2-20)
Marking
, Voltage Rating, Current Rating, Approvals
Limits for Pre-arcing Time
Rated Current
50mA ... 5.00A
2.0 x I
Rated
< 60s
2.0 x I
Rated
< 5s
Unit Weight
0.40g (approx.)
Permissible continuous operating current is
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70% at ambient temperature of 23潞C (73.4潞F).
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral
1.0 x I
Rated
10 x I
Rated
Current
Code
Rating
Capacity
1.0 x I
Rated
max. (mV)
max. (mW)
max. (A
2
s)
50mA
63mA
80mA
100mA
125mA
160mA
200mA
250mA
315mA
400mA
500mA
630mA
800mA
1.00A
1.25A
1.60A
2.00A
2.50A
3.15A
4.00A
5.00A
0050
0063
0080
0100
0125
0160
0200
0250
0315
0400
0500
0630
0800
1100
1125
1160
1200
1250
1315
1400
1500
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
800
780
730
700
650
600
550
500
450
400
380
160
155
150
145
140
130
125
120
110
105
40
50
60
70
85
100
110
125
145
160
190
100
125
155
185
225
260
315
380
440
525
0.00007
0.00013
0.0002
0.0004
0.0022
0.0029
0.0042
0.0082
0.015
0.025
0.042
0.015
0.025
0.039
0.059
0.11
0.17
0.23
0.45
1.0
1.5
Approvals
CSA
UL
50A / 125VAC
50-60Hz
cos
蠒
= 1.0
50A / 63VDC
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Order
Information
000801
Qty.
Order-
Number
Series
303
Amp Code
Packaging
WebSite:
www.wickmann.com
FaxBack: +1 (404) 699-6176
鈥?Europe
Tel: +49 (2302) 662-107
鈥?Americas
Tel: +1 (404) 699-7820
鈥?Asia
Tel: +852 26 14-1108
E-mail: sales@wickmann.com
E-mail: service@wickmannusa.com E-mail: sales@wickmann.com.hk
3030200042 产品属性
Littelfuse
125 Volts
TR3
Solder Pin
Fast Acting
Thermoplastic
Plug Fuse
Through Hole
2.75 Ohms
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