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RXEF300K-2 PDF预览

RXEF300K-2

更新时间: 2024-11-07 15:50:07
品牌 Logo 应用领域
力特 - LITTELFUSE /
页数 文件大小 规格书
2页 327K
描述
PTC Resettable Fuse, Through Hole Mount, RADIAL LEADED

RXEF300K-2 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:RADIAL LEADED
Reach Compliance Code:unknown风险等级:1.55
Base Number Matches:1

RXEF300K-2 数据手册

 浏览型号RXEF300K-2的Datasheet PDF文件第2页 
PRODUCT: RXEF300K  
PolySwitch®  
DOCUMENT: SCD26451  
REV LETTER: E  
REV DATE: JULY 26, 2016  
PAGE NO.: 1 OF 2  
PTC Devices  
Overcurrent Protection Device  
Specification Status: Released  
Electrical Rating  
Voltage: 72 V max (AC or DC)  
Current: 40 A max (AC or DC)  
Insulating Material:  
Cured, Flame Retardant Epoxy Polymer  
meets UL94 V-0 Requirements  
Lead Material:  
20 AWG Tin Plated Copper  
Marking:  
Manufacturer’s Mark  
and Part Identification  
X300  
Lot Identification  
TABLE I. DIMENSIONS:  
A
B
C
D
E
MIN  
--  
--  
MAX  
23.11  
(0.91)  
MIN  
--  
--  
MAX  
29.3  
(1.16)  
MIN  
9.4  
(0.37)  
MAX  
10.9  
(0.43) (0.30)  
MIN  
7.6  
MAX  
--  
--  
MIN  
--  
--  
MAX  
3.0  
(0.12)  
mm:  
in*:  
*Rounded off approximation  
TABLE II. PERFORMANCE RATINGS:  
I HOLD  
RATED  
CURRENT  
CURRENT  
RATINGS  
INITIAL  
RESISTANCE  
VALUES  
TIME TO TRIP  
ONE HOUR  
POST-TRIP  
RESISTANCE  
STANDARD  
TRIP  
TRIPPED- STATE  
POWER  
DISSIPATION  
AMPERES  
AT 20C  
HOLD  
AMPERES  
AT 20C  
OHMS  
AT 20C  
SECONDS AT  
20C, 15.0A  
MAX  
OHMS  
AT 20C  
MAX  
WATTS  
WATTS  
AT 20C  
MAX  
AT 20C  
NOMINAL  
2.8  
HOLD TRIP  
MIN  
0.04  
MAX  
0.06  
3.0  
3.0  
6.0  
19.8  
0.10  
3.49  
Agency Recognitions  
Reference Documents:  
Precedence:  
UL, CSA, TUV, CQC  
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.  
CAUTION:  
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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