参数资料
| 型号： | SF-0402S400-2 |
| 厂商： | Bourns Inc. |
| 文件页数： | 1/4页 |
| 文件大小： | 0K |
| 描述： | FUSE 4A 24VDC 0402 SLOW |
| 产品培训模块： | SinglFuse™ Thin Film Chip Fuses |
| 标准包装： | 10,000 |
| 系列： | SinglFuse™ SF-0402S |
| 保险丝类型： | 板安装（不包括管筒式） |
| 额定电流： | 4A |
| 额定电压 - DC： | 24V |
| 响应时间： | 慢速 |
| 封装/外壳： | 0402（1005 公制） |
| 安装类型： | 表面贴装 |
| 尺寸/尺寸： | 0.039" L x 0.020" W x 0.014" H (1.00mm x 0.52mm x 0.35mm) |
| 额定电压时的断路容量： | 35A |
| 熔化 I²t： | 0.1145 |
| 批准： | UL |
| 工作温度： | -40°C ~ 105°C |
| 包装： | 带卷 (TR) |
| DC 抗冷流： | 0.0105 欧姆 |
SinglFuse ? SF-0402S Series Features
■ Single blow fuse for overcurrent
protection
■ Surface mount packaging for automated
assembly
■
■
■
■
■
1005 (EIA 0402) miniature footprint
Slow blow fuse
UL listed
RoHS compliant* and halogen free**
Thin ?lm chip fuse
SF-0402S Series - Slow Blow Surface Mount Fuses
Electrical Characteristics
Model
Rated Current
(Amps)
Fusing Time
Resistance
(mΩ) Typ.***
Rated
Voltage
Breaking
Capacity
Typical
I 2 t (A 2 s)
SF-0402S050
SF-0402S080
SF-0402S100
SF-0402S125
0.50
0.80
1.00
1.25
235
86
64
45
0.00370
0.00947
0.01479
0.02310
SF-0402S150
1.50
Open within 5
35
0.02400
SF-0402S160
SF-0402S200
1.60
2.00
sec. at 250 %
rated current
32
24
DC 24 V
DC24 V 35 A
0.03734
0.04040
SF-0402S250
SF-0402S300
SF-0402S315
SF-0402S400
2.50
3.00
3.15
4.00
19
15
14
10.5
0.06760
0.09860
0.10868
0.11450
***Resistance value was measured with less than 10 % of rated current.
Reliability Testing
Parameter Requirement Test Method
Carrying Capacity ..................................... No fusing ....................................................Rated current, 4 hours
Fusing Time .............................................. Within 5 seconds........................................250 % of its rated current
Interrupting Ability ..................................... No mechanical damages ...........................After the fuse is interrupted, rated voltage applied for
30 seconds again
Bending Test ............................................. No mechanical damages ...........................Distance between holding points: 90 mm,
Bending: 3 mm,1 time, 30 seconds
Resistance to Solder Heat ........................ ±20 % .........................................................260 °C ±5 °C,10 seconds ±1 second
Solderability .............................................. 95 % coverage minimum ...........................235 °C ±5 °C, 2 ±0.5 second
245 °C ±5 °C, 2 ±0.5 second (lead free)
Temperature Rise ..................................... <75 ° ..........................................................100 % of its rated current, measure of surface
temperature
Resistance to Dry Heat............................. ±20 % .........................................................105 °C ±5 °C,1000 hours
Resistance to Solvent ............................... No evident damage on protective ..............23 °C ±5 °C of isopropyl alcohol, 90 seconds coating
and marking
Residual Resistance ................................. 10k W or more ...........................................Measure DC resistance after fusing
Thermal Shock ......................................... DR < 10 % .................................................-20 °C / +25 °C /+125 °C /+25 °C, 10 cycles
Typical Part Marking
Represents total content. Layout may
vary.
How to Order
SF - 0402 S 050 - 2
SinglFuse?
Product Designator
SMD Footprint
1005 (EIA 0402) size
Asia-Paci?c:
Tel: +886-2 2562-4117
Fax: +886-2 2562-4116
RATING CURRENT (A)
F = 0.50 N = 1.60
V = 0.75 S = 2.00
K = 0.80 T = 2.50
L = 1.00 3 = 3.00
M = 1.25 U = 3.15
P = 1.50 W = 4.00
Fuse Blow Type
F = Fast acting
S = Slow blow
Rated Current
050-400 (500 mA - 4.00 A)
Packaging Type
- 2 = Tape & Reel (10,000 pcs./reel)
Europe:
Tel: +41-41 768 5555
Fax: +41-41 768 5510
The Americas:
Tel: +1-951 781-5500
Fax: +1-951 781-5700
www.bourns.com
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
** Bourns is using the de?nition that appears to be the prevalent de?nition used as the industry standard at this time. The Bourns de?nition of “halogen-free” is:
Bromine (Br) content: ≤ 900 ppm; Chlorine (Cl) content: ≤ 900 ppm; Total Br + Cl content: ≤ 1500 ppm.
“SinglFuse” is a trademark of Bourns, Inc.
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time.
Users should verify actual device performance in their speci?c applications.
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