参数资料
| 型号： | 1911700000 |
| 厂商： | Littelfuse Inc |
| 文件页数： | 1/2页 |
| 文件大小： | 0K |
| 描述： | FUSE FAST-ACT 7.00A 125V 5X20 UL |
| 标准包装： | 1,000 |
| 系列： | 191 |
| 保险丝类型： | 管筒，玻璃 |
| 额定电流： | 7A |
| 额定电压 - AC： | 125V |
| 响应时间： | 快速 |
| 封装/外壳： | 5mm x 20mm |
| 安装类型： | 支座 |
| 尺寸/尺寸： | 0.205" 直径 x 0.787" L（5.20mm x 20.00mm） |
| 额定电压时的断路容量： | 10000A |
| 熔化 I²t： | 180 |
| 批准： | cUL，UL |
| 工作温度： | -25°C ~ 70°C |
| 包装： | 散装 |
| 其它名称： | 19117000001 WK4719 |
M INIATURE F USES
5x20 mm / No. 191
This product is not recommended
for new designs. Please refer to
Littelfuse No. 235.
Dimensions (mm)
UL 248-14, 250 V V, , F
T ime-Current Characteristic
Quick Acting (F)
Standard
UL 248-14
CSA C22.2 No. 248.14
Approvals
UL Listed
cUL Listed
METI-PSE
Features
Visual fault indication
Direct solderable or plug-in versions
Internationally approved
Worldwide availability
Specifications
Packaging
000: Bulk (1000 pcs.)
002: Bulk (20x10 pcs.)
043: With mounted holders - Tape/Reel (1250 pcs.)
on request
Materials
Tube: Glass
End Caps: Nickel-plated brass
Optional Holders: Nickel-plated caps
Tin-plated copper wires
Operating Temperature
-25 oC to +70 oC (consider de-rating)
Climatic Category
-25 oC / +70 oC / 21 days
(IEC 60068-1,-2-1,-2-2,-2-78)
Optional Holders
W ebLinks
Further info see:
www.wickmanngroup.com
Further application info see fuseology:
www.wickmanngroup.com/download/
fuseology.pdf
Stock Conditions
+10 oC to +60 oC
relative humidity ≤ 75 % yearly average,
without dew, maximum value for 30 days-95 %
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
260 oC, ≤ 3 s (Wave)
350 oC, ≤ 1 s (Soldering iron)
Soldering Heat Resistance
260 oC, 10 s (IEC 60068-2-20)
Limits for Pre-arcing Time
Rated Current 1.35 x I N
250 mA ... 7.00 A <1h
2.0 x I N
< 120 s
2.0 x I N
<5s
Marking
, Current Rating, 250 V AC, 191, Approvals
Unit Weight
1.0 g (approx.)
1.9 g (with mounted holders)
Permissible continuous operating current is ≤ 75 % at ambient temperature of 23 oC (73.4 oF).
Rated Amp Voltage Breaking Voltage Drop Power Dissipation Melting Integral
Current Code Rating Capacity 1.0 x I N 1.0 x I N 10 x I N
max. (mV) max. (W) max. (A 2 s)
Approvals
250 mA
300 mA
350 mA
400 mA
500 mA
600 mA
700 mA
800 mA
1.00 A
1.25 A
1.60 A
2.00 A
2.50 A
3.00 A
3.50 A
4.00 A
5.00 A
6.00 A
7.00 A
0250
0300
0350
0400
0500
0600
0700
0800
1100
1125
1160
1200
1250
1300
1350
1400
1500
1600
1700
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
250 V
125 V
125 V
125 V
125 V
35 A / 250 V AC
10 kA / 125 V AC
50-60 Hz
cos ? = 0.7-0.8
100 A / 250 V AC
10 kA / 125 V AC
50-60 Hz
cos ? = 0.7-0.8
10 kA / 125 V AC
50-60 Hz
cos ? = 0.7-0.8
350
300
300
280
250
230
210
200
180
170
150
130
120
115
110
105
100
95
90
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
0.024
0.047
0.081
0.11
0.24
0.38
0.54
0.6
1.7
2.8
5.4
11
13
21
32
40
69
120
180
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Order
Information
Qty.
Order-
Number
Series
191
Amp Code
Packaging
Specifications are subject
to change without notice
050912
WebSite Europe Tel: +49 2302 662-107
www.wickmanngroup.com E-mail: sales@wickmann.com
Americas Tel: +1 404 699-7820
E-mail: service@wickmannusa.com
Asia Tel: +852 26 14-1108
E-mail: sales@wickmann.com.hk
China Tel: +86 21 6432 5146
E-mail: sales@wickmann.cn
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