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191 Datasheet(PDF) 1 Page - Littelfuse

Part No. 191
Description  MINIATURE FUSES - 5x20 mm
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Maker  LITTELFUSE [Littelfuse]
Homepage  http://www.littelfuse.com
Logo 

   
 1 page
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050912
050912
050912
050912
050912
WebSite
WebSite
WebSite
WebSite
WebSite
Europe
Europe
Europe
Europe
Europe Tel: +49 2302 662-107
Americas
Americas
Americas
Americas
Americas Tel: +1 404 699-7820
Asia
Asia
Asia
Asia
Asia Tel: +852 26 14-1108
China
China
China
China
China Tel: +86 21 6432 5146
www.wickmanngroup.com E-mail: sales@wickmann.com
E-mail: service@wickmannusa.com
E-mail: sales@wickmann.com.hk
E-mail: sales@wickmann.cn
250 mA
0250
250 V
350
0.3
0.024
300 mA
0300
250 V
300
0.3
0.047
350 mA
0350
250 V
300
0.4
0.081
400 mA
0400
250 V
280
0.4
0.11
500 mA
0500
250 V
250
0.4
0.24
600 mA
0600
250 V
230
0.5
0.38
700 mA
0700
250 V
210
0.5
0.54
800 mA
0800
250 V
200
0.6
0.6
1.00 A
1100
250 V
180
0.6
1.7
• •
1.25 A
1125
250 V
170
0.7
2.8
• •
1.60 A
1160
250 V
150
0.8
5.4
• •
2.00 A
1200
250 V
130
0.9
11
• •
2.50 A
1250
250 V
120
1.0
13
• •
3.00 A
1300
250 V
115
1.1
21
• •
3.50 A
1350
250 V
110
1.3
32
• •
4.00 A
1400
125 V
105
1.3
40
• •
5.00 A
1500
125 V
100
1.4
69
• •
6.00 A
1600
125 V
95
1.4
120
7.00 A
1700
125 V
90
1.4
180
35 A / 250 V AC
10 kA / 125 V AC
50-60 Hz
cos ϕ = 0.7-0.8
100 A / 250 V AC
10 kA / 125 V AC
50-60 Hz
cos ϕ = 0.7-0.8
10 kA / 125 V AC
50-60 Hz
cos ϕ = 0.7-0.8
M
M
M
M
MINIA
INIA
INIA
INIA
INIATURE
TURE
TURE
TURE
TURE
FFFFFUSES
USES
USES
USES
USES
Dimensions (mm)
Dimensions (mm)
Dimensions (mm)
Dimensions (mm)
Dimensions (mm)
Limits for Pre-arcing Time
Limits for Pre-arcing Time
Limits for Pre-arcing Time
Limits for Pre-arcing Time
Limits for Pre-arcing Time
Permissible continuous operating current is
Permissible continuous operating current is
Permissible continuous operating current is
Permissible continuous operating current is
Permissible continuous operating current is ≤≤≤≤≤ 75
75
75
75
75 % at ambient temperature of 23
% at ambient temperature of 23
% at ambient temperature of 23
% at ambient temperature of 23
% at ambient temperature of 23 ºC (73.4
ºC (73.4
ºC (73.4
ºC (73.4
ºC (73.4 ºF).
ºF).
ºF).
ºF).
ºF).
Specifications
Specifications
Specifications
Specifications
Specifications
Packaging
Packaging
Packaging
Packaging
Packaging
000: Bulk (1000 pcs.)
002: Bulk (20x10 pcs.)
043: With mounted holders - Tape/Reel (1250 pcs.)
on request
Materials
Materials
Materials
Materials
Materials
Tube:
Glass
End Caps:
Nickel-plated brass
Optional Holders:
Nickel-plated caps
Tin-plated copper wires
Operating T
Operating T
Operating T
Operating T
Operating Temperature
emperature
emperature
emperature
emperature
-25 ºC to +70 ºC (consider de-rating)
Climatic Category
Climatic Category
Climatic Category
Climatic Category
Climatic Category
-25 ºC / +70 ºC / 21 days
(IEC 60068-1,-2-1,-2-2,-2-78)
Stock Conditions
Stock Conditions
Stock Conditions
Stock Conditions
Stock Conditions
+10 ºC to +60 ºC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
Vibration Resistance
Vibration Resistance
Vibration Resistance
Vibration Resistance
Vibration Resistance
24 cycles at 15 min. each (EN 60068-6)
10 - 60 Hz at 0.75 mm amplitude
60 - 2000 Hz at 10 g acceleration
Solderability
Solderability
Solderability
Solderability
Solderability
260 ºC, ≤ 3 s (Wave)
350 ºC, ≤ 1 s (Soldering iron)
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
Soldering Heat Resistance
260 ºC, 10 s (IEC 60068-2-20)
Marking
Marking
Marking
Marking
Marking
, Current Rating, 250 V AC, 191, Approvals
Unit Weight
Unit Weight
Unit Weight
Unit Weight
Unit Weight
1.0 g (approx.)
1.9 g (with mounted holders)
Order
Order
Order
Order
Order
Qty.
Qty.
Qty.
Qty.
Qty.
Order-
Order-
Order-
Order-
Order-
Series
Series
Series
Series
Series
Amp Code
Packaging
Amp Code
Packaging
Amp Code
Packaging
Amp Code
Packaging
Amp Code
Packaging
Information
Information
Information
Information
Information
Number
Number
Number
Number
Number
191
UL 248-14, 250 V
UL 248-14, 250 V
UL 248-14, 250 V
UL 248-14, 250 V
UL 248-14, 250 V, F
, F
, F
, F
, F
TTTTTime-Current Characteristic
ime-Current Characteristic
ime-Current Characteristic
ime-Current Characteristic
ime-Current Characteristic
Quick Acting (F)
Standard
Standard
Standard
Standard
Standard
UL 248-14
CSA C22.2 No. 248.14
Approvals
Approvals
Approvals
Approvals
Approvals
UL Listed
cUL Listed
METI-PSE
Features
Features
Features
Features
Features
Visual fault indication
Direct solderable or plug-in versions
Internationally approved
Worldwide availability
W
W
W
W
WebLinks
ebLinks
ebLinks
ebLinks
ebLinks
Further info see:
Further info see:
Further info see:
Further info see:
Further info see:
www.wickmanngroup.com
Further application info see fuseology:
Further application info see fuseology:
Further application info see fuseology:
Further application info see fuseology:
Further application info see fuseology:
www.wickmanngroup.com/download/
fuseology.pdf
Rated Current
1.35 x I
N
2.0 x I
N
2.0 x I
N
250 mA ... 7.00 A
< 1 h
< 120 s
< 5 s
5x20 mm / No. 191
191
191
191
191
Rated
Amp
Voltage
Breaking
Voltage Drop Power Dissipation Melting Integral
Approvals
Current
Code
Rating
Capacity
1.0 x I
N
1.0 x I
N
10 x I
N
max. (mV)
max. (W)
max. (A2s)
Specifications are subject
to change without notice
Optional Holders
This product is not recommended
for new designs. Please refer to
Littelfuse No. 235.




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