参数资料
型号: 0448.315MR
厂商: Littelfuse Inc
文件页数: 2/4页
文件大小: 0K
描述: FUSE .315A 125V FST NANO2 SMD
标准包装: 1,000
系列: NANO²® 448
保险丝类型: 板安装(不包括管筒式)
额定电流: 315mA
额定电压 - AC: 125V
额定电压 - DC: 125V
响应时间: 快速
封装/外壳: 2-SMD,方形端块
安装类型: 表面贴装
尺寸/尺寸: 0.240" L x 0.106" W x 0.106" H(6.10mm x 2.69mm x 2.69mm)
额定电压时的断路容量: 50A
熔化 I²t: 0.0265
批准: CSA,UL
工作温度: -55°C ~ 125°C
包装: 带卷 (TR)
DC 抗冷流: 0.79 欧姆
Surface Mount Fuses
NANO 2? > Very Fast-Acting > 448 Series
Electrical Specifications by Item
Ampere
Rating
(A)
Amp Code
Max
Voltage
Rating
(V)
Interrupting
Rating
Nominal Cold
Resistance
(Ohms)
Nominal
Melting
I 2 t (A 2 sec)
Agency Approvals
PS
E
0.062
0.080
0.100
0.125
0.160
0.200
0.250
0.315
0.375
0.400
0.500
.062
.080
.100
.125
.160
.200
.250
.315
.375
.400
.500
125
125
125
125
125
125
125
125
125
125
125
5.50
4.42
2.90
2.58
1.76
1.40
1.05
0.7900
0.7300
0.4895
0.3800
0.00023
0.00043
0.00082
0.00130
0.00280
0.00380
0.01520
0.02650
0.02400
0.04160
0.10000
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
0.630
0.750
.630
.750
125
125
50 amperes
@125 VAC/VDC
0.2821
0.2475
0.121
0.206
x
x
x
x
0.800
1.00
1.25
1.50
1.60
2.00
2.50
3.00
3.15
3.50
4.00
5.00
6.30
7.00
8.00
.800
001.
1.25
01.5
01.6
002.
02.5
003.
3.15
03.5
004.
005.
06.3
007.
008.
125
125
125
125
125
125
125
125
125
125
125
125
125
125
125
300 amperes
@32 VDC
PSE: 100 amperes
@100VAC
0.1907
0.08630
0.06619
0.06514
0.06261
0.03529
0.02934
0.02445
0.02300
0.02100
0.01577
0.01531
0.01044
0.00900
0.00780
0.272
0.441
0.900
0.900
1.122
0.812
1.156
1.720
1.810
2.300
3.970
4.490
12.10
13.92
18.33
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
35 amperes
@125 VAC
10.00
010.
125
50 amperes
@125 VDC
300 amperes
@32 VDC
0.00700
28.00
x
x
x
PSE: 100 amperes
@100VAC
12.00
15.00
012.
015.
85
85
50 amperes
@65 VAC/VDC
300 amperes
@24 VDC
0.00533
0.00394
47.59
96.10
x
x
x
x
200 amperes
@85 VDC
Notes:
- l 2 t calculated at 8ms.
- Resistance is measured at 10% of rated current, 25oC
? 2013 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/19/13
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