参数资料
型号: 250R080U
厂商: Littelfuse Inc
文件页数: 2/7页
文件大小: 0K
描述: PTC RESETBL 60V/250V .080A RAD
标准包装: 500
系列: POLYFUSE® 250R
电流 - 维持(Ih): 80mA
电流 - 跳闸(It): 160mA
电流 - 最大: 3A
电压 - 最大: 250V
R最小/最大: 14.00 ~ 33.00 欧姆
跳闸时间: 3s
封装/外壳: 径向 - 圆盘形
包装: 散装
其它名称: 250R080U-ND
POLYFUSE ? Resettable PTCs
Radial Leaded > 250R Series
Temperature Rerating
Ambient Operation Temperature
-40°C
-20°C
0°C
23°C
40°C
50°C
60°C
70°C
85°C
Part Number
Hold Current (A)
250R080
250R080T
250R120
250R120T
250R145
250R145T
250R180
250R180T
0.12
0.12
0.18
0.18
0.26
0.26
0.28
0.28
0.11
0.11
0.16
0.16
0.20
0.20
0.23
0.23
0.09
0.09
0.14
0.14
0.17
0.17
0.21
0.21
0.08
0.08
0.12
0.12
0.145
0.145
0.18
0.18
0.06
0.06
0.10
0.10
0.12
0.12
0.16
0.16
0.05
0.05
0.09
0.09
0.11
0.11
0.13
0.13
0.05
0.05
0.08
0.08
0.09
0.09
0.10
0.10
0.04
0.04
0.06
0.06
0.08
0.08
0.11
0.11
0.03
0.03
0.05
0.05
0.06
0.06
0.083
0.083
Average Time Current Curves
Temperature Rerating Curve
170%
100000
10000
1000
2 5 0R
1 5 0%
130%
110%
90%
70%
5 0%
30%
100
10%
-40 -30 -20
-10
0
10
20 30 40
5 0
60
70
80
10
1
0.1
Temperature (°C)
0.01
0.1
1
10
100
Current in Amperes
The average time current curves and Temperature Rerating curve performance is affected
by a number or variables, and these curves provided as guidance only. Customer must
verify the performance in their application.
250R Series
100
Revised: July 12, 2010
? 2010 Littelfuse, Inc.
Speci?cations are subject to change without notice.
Please refer to www.littelfuse.com/series/250R.html for current information.
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