LITTELFUSE 197

MINIA
TURE FUSES
INIATURE
5x20mm / No. 197
This product is not recommended
for new designs. Please refer to
Littelfuse No. 233/234.
UL 248-14, 250V
250V,, M
Specifications
Time-Current
Packaging
Characteristic
Medium Time Lag (M)
000: Bulk (1000 pcs.)
002: Bulk (20x10 pcs.)
043: With mounted holder - Tape/Reel (1250 pcs.)
on request
Standard
UL 248-14
CSA C22.2 No. 248.14
Materials
Approvals
Tube:
End Caps:
Optional Holders:
CSA certified
UL Listed
cUL Listed
METI-PSE
Operating TTemperature
emperature
Features
-25ºC to +70ºC (consider de-rating)
Visual fault indication
Direct solderable or plug-in versions
Internationally approved
Worldwide availability
Dimensions (mm)
Glass
Nickel-plated brass
Nickel-plated caps
Tin-plated copper wires
Climatic Category
-25ºC/+70ºC/21 days (EN 60068-1..3)
Stock Conditions
+10ºC to +60ºC
relative humidity ≤ 75% yearly average,
without dew, maximum value for 30 days-95%
W ebLinks
Further info see:
Vibration Resistance
www.wickmanngroup.com
Further application info see fuseology:
www.wickmanngroup.com/download/
fuseology.pdf
24 cycles at 15 min. each (EN 60068-6)
10 - 60Hz at 0.75mm amplitude
60 - 2000Hz at 10g acceleration
Solderability
260ºC, ≤ 3 sec. (Wave)
350ºC, ≤ 1 sec. (Hand)
Optional Holders
Soldering Heat Resistance
260ºC, 10 sec. (IEC 60068-2-20)
Marking
, Current Rating, 250VAC, 197, Approvals
Unit Weight
Limits for Pre-arcing Time
< 120s
250mA
300mA
350mA
400mA
500mA
600mA
700mA
800mA
1.00A
1.25A
1.60A
2.00A
2.50A
3.00A
3.50A
4.00A
5.00A
6.00A
7.00A
Order
Information
050912
0250
0300
0350
0400
0500
0600
0700
0800
1100
1125
1160
1200
1250
1300
1350
1400
1500
1600
1700
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
250V
125V
125V
125V
125V
Qty.
35A / 250VAC
10kA / 125VAC
50-60Hz
cos ϕ = 0.7-0.8
100A / 250VAC
10kA / 125VAC
50-60Hz
cos ϕ = 0.7-0.8
10kA / 125VAC
50-60Hz
cos ϕ = 0.7-0.8
OrderNumber
WebSite
Europe Tel: +49 2302 662-107
www.wickmanngroup.com E-mail: [email protected]
Series
197
350
300
300
280
250
230
210
200
180
170
150
130
120
115
110
105
100
95
90
Amp Code
Americas Tel: +1 404 699-7820
E-mail: [email protected]
0.3
0.3
0.4
0.4
0.4
0.5
0.5
0.6
0.6
0.7
0.8
0.9
1.0
1.1
1.3
1.3
1.4
1.4
1.4
0.019
0.038
0.065
0.092
0.19
0.31
0.43
0.48
1.3
2.2
4.3
8.6
10
17
26
32
55
96
140
Packaging
Asia Tel: +852 26 14-1108
E-mail: [email protected]
Approvals
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•
•
•
•
•
•
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•
•
•
•
•
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•
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•
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•
METI-PSE
Permissible continuous operating current is ≤ 75
% at ambient temperature of 23ºC (73.4ºF).
75%
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral
Current
Code
Rating
Capacity
1.0 x IRated
1.0 x IRated
10 x IRated
max. (mV)
max. (W)
typ. (A2s)
cUL
< 1h
UL
250mA ... 7.00A
1.0g (approx.)
1.9g (with leads)
1.35 x IRated 2.0 x IRated
CSA
Rated Current
•
•
•
•
•
•
•
•
•
Specifications are subject
to change without notice
China Tel: +86 21 6432 5146
E-mail: [email protected]
MINIA
TURE FUSES
INIATURE
00
0,0
10
5x20mm / No. 197
I-t Characteristics
0
,00
10
(Min-Max Limit)
UL 248-14
00
1,0
10
Time (sec.)
0
10
1
0. 1
1
0.0
01
0.0
1
1.5
2
3
4
5
6
7 8 9 10
15
IFault / I Rated
Contact WICKMANN for individual I-t curves
050912
WebSite
Europe Tel: +49 2302 662-107
www.wickmanngroup.com E-mail: [email protected]
Americas Tel: +1 404 699-7820
E-mail: [email protected]
Asia Tel: +852 26 14-1108
E-mail: [email protected]
China Tel: +86 21 6432 5146
E-mail: [email protected]