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RUEF250 PDF预览

RUEF250

更新时间: 2024-10-15 13:45:23
品牌 Logo 应用领域
力特 - LITTELFUSE /
页数 文件大小 规格书
2页 239K
描述
Littelfuse PolySwitch径向引线型器件是当今业内最全面、最完善的PPTC产品系列。 RUEF系列产品用于平衡额定电压(30V)和保持电流(不超过9A)。 特征和优势: 应用:

RUEF250 技术参数

是否无铅: 不含铅是否Rohs认证: 符合
生命周期:Active包装说明:,
Reach Compliance Code:compliant风险等级:1.55
其他特性:RESISTANCE RANGE(MIN-MAX): 0.020-0.040JESD-609代码:e2
安装特点:THROUGH HOLE MOUNT端子数量:2
最高工作温度:85 °C最低工作温度:-40 °C
封装形状:RECTANGULAR PACKAGE包装方法:BULK
额定(AC)电压(URac):30 V额定功率耗散 (P):1.2 W
电阻:0.07 Ω电阻器类型:PTC RESETTABLE FUSE
表面贴装:NO端子面层:Matte Tin/Copper (Sn/Cu)
端子位置:RADIAL端子形状:WIRE
热敏电阻器应用:TEMPERATURE SENSINGBase Number Matches:1

RUEF250 数据手册

 浏览型号RUEF250的Datasheet PDF文件第2页 
PRODUCT : RUEF185-1  
PolySwitch®  
DOCUMENT : SCD26531  
REV LETTER: D  
REV DATE: JULY 26, 2016  
PAGE NO.: 1 OF 2  
PTC Devices  
Overcurrent Protection Device  
Specification Status:Released  
Maximum Electrical Rating at 20°C  
30 VDC /100 A DC  
30 VAC /70 ARMS  
Insulating Material:  
Cured, Flame Retardant Epoxy Polymer  
meets UL94 V-0 Requirements  
Lead Material:  
24 AWG Tin Plated Copper Clad Steel  
Marking:  
Manufacturer’s Mark  
U185 and Part Identification  
Lot Identification  
TABLE I. DIMENSIONS:  
A
B
C
D
E
MIN  
--  
--  
MAX  
10.2  
(0.40)  
MIN  
--  
--  
MAX  
15.7  
(0.62)  
MIN  
4.3  
(0.17)  
MAX  
5.8  
(0.23) (1.00)  
MIN  
25.4  
MAX  
--  
--  
MIN  
--  
--  
MAX  
3.0  
(0.12)  
mm:  
in*:  
*Rounded off approximation  
TABLE II. PERFORMANCE RATINGS:  
I HOLD  
CURRENT  
RATINGS  
TIME TO  
TRIP  
RESISTANCE  
ONE-HOUR  
POST-TRIP  
RESISTANCE  
STANDARD  
TRIP  
TRIPPED POWER  
DISSIPATION  
AMPS  
20°C  
HOLD  
AMPS AT  
20°C  
SECONDS AT  
20°C, 9.25A  
MAX  
OHMS  
AT 20°C  
OHMS  
AT 20°C  
MAX  
WATTS AT  
20°C  
NOMINAL  
WATTS AT  
20°C  
HOLD  
TRIP  
MIN  
MAX  
MAX  
1.85  
1.85  
3.70  
8.7  
0.03  
0.06  
0.09  
1.00  
1.41  
Agency Recognitions:  
Reference Documents:  
Precedence:  
UL, CSA, TUV  
PS300  
This specification takes precedence over documents referenced herein.  
Effectivity:  
Reference documents shall be the issue in effect on the date of invitation for bid.  
CAUTION003A  
Operation beyond the rated voltage or current may result in rupture, electrical arcing or flame.  
Materials Information  
ROHS Compliant  
ELV Compliant  
Pb-Free  
Halogen Free*  
HF  
* Halogen Free refers to: Br900ppm, Cl900ppm, Br+Cl1500ppm.  
© 2016 Littelfuse,Inc.  
littelfuse.com  
Specifications are subject to change without notice.  
Revised July 26, 2016  

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