EEWORLDEEWORLDEEWORLD

Part Number

Search

CR257-00.5TR298

Description
Fixed Resistor, Wire Wound, 5W, 0.298ohm, 0.5% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT
CategoryPassive components    The resistor   
File Size176KB,2 Pages
ManufacturerVitrohm Portuguesa LDA
Environmental Compliance  
Download Datasheet Parametric View All

CR257-00.5TR298 Overview

Fixed Resistor, Wire Wound, 5W, 0.298ohm, 0.5% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

CR257-00.5TR298 Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
Objectid1547635301
package instructionAXIAL LEADED, ROHS COMPLIANT
Reach Compliance Codecompliant
Country Of OriginPortugal
ECCN codeEAR99
YTEOL7.15
Other featuresPRECISION
Manufacturer's serial numberCR
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature350 °C
Minimum operating temperature-55 °C
Package shapeTUBULAR PACKAGE
method of packingTAPE
Rated power dissipation(P)5 W
Rated temperature40 °C
resistance0.298 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyWIRE WOUND
Temperature Coefficient20 ppm/°C
Terminal shapeWIRE
Tolerance0.5%
Series CR
Precision Power Wirewound Resistors
,
ceramic carrier, coated, axial
Specifications
CR
251-0
W
Resistance range
Tolerances
Temperature coefficient
%
10
-6
*
K
-
1
VITROHM
Type
Nominal Power rating P
40
P
70
CR
252-0
2,0
1,6
CR
253-0
2,5
2,0
CR
254-0
3,0
2,5
CR
255-0
3,3
3,0
See Page 2
CR
256-0
4,0
3,5
CR
257-0
5,0
4,3
CR
258-0
5,5
5,0
CR
259-0
7,2
6,5
1,1
1,0
Rmin. …Rmax.: ±5, ±2, ±1; R≥ 1R: ±0,5
See Page 2
Max. working voltage
Insulation voltage (1min.)
Insulation resistance
Derating linear
Climatic category
Temperature range
Thermal resistance
Failure Rate
(Total,
ϑ
0
V
RMS
V
RMS
ºC
max 75 V
not insulated
70…350 (0W)
55/200/56
ºC
KW
-1
10
-9
h
-1
125
100
85
65
-55 ~ 350
55
65
48
45
35
appr. 100 depends on value
± 3,0 average
± 1,0
,
max, 60% cont. lev.)
[∆R/R]
%
[∆R/R]
%
Endurance (P
70 ,
70°C, 1000h)
Damp heat, steady state
(40° 93% r.h., 56d)
C,
Climatic sequence
(IEX 115-1/23)
Terminal strength
Terminal Tensile Strength
Resistance to soldering heat
(260° 3,5s)
C,
Solderability
Marking
[∆R/R]
%
± 1,0
[∆R/R]
%
± 0,2
40
50
± 0,2 typ.
2,5 Flowtime; solderglobule test, IEC 60068-2-20-T
Printed in clear
N
[∆R/R]
%
s
Revision 200906
VITROHM PORTUGUESA, Lda. – Est. Nacional 249-4, Trajouce – 2765-653 S. Domingos de Rana – PORTUGAL
Tel:+ 351 214 457 700 - Fax:351 214 457 755 – Germany Sales Tel:+ 0049 4121 870 103 - e-mail:vitrohm.support@yageo.com – www.vitrohm.com
AM26LV32E Low Voltage High Speed Quadruple Differential Line Receiver
Please tell me the function of these two pins...
朝朝暮暮朝朝 Analog electronics
Easy Power Trial Report 2: Tragic Nano Module
What I just posted is all gone!! I clearly wrote a title, but after posting it told me that I didn't write the title and asked me to go back and rewrite it. When I went back, there was nothing in the ...
winterschs Analogue and Mixed Signal
[NXP USB Type C Review] Calling for driver files
NXP USB C Multiport Adapter Review After waiting for a long time, I finally got the top technology NXP USB C Multiport Adapter Demo board, 240999 is called a test board because its supporting material...
dwwzl Integrated technical exchanges
Mini2440 official 5.0bsp transplantation dm9000 driver problem
Now I have transplanted DM9000 to mini2440 and found that the ID can be recognized, but I cannot ping the development board from a desktop computer. The driver used is the DM9000 driver that comes wit...
zhenyuxie Embedded System
Work Suggestions
Hello everyone, I am a fresh graduate, doing chip testing as an intern at a company in Shanghai, and I just graduated last month. It has been more than half a year since my internship, and there was b...
雨后的梧桐 Robotics Development
General Requirements for Power Supply PCB Layout
[size=4]PCB Layout is an extremely important step and link in the development process of switching power supplies. It is related to whether the switching power supply can work normally, whether the pr...
木犯001号 Power technology

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 2678  1768  409  1808  2748  54  36  9  37  56 
Datasheet   0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
Room 1530, 15th Floor, Building B, No. 18 Zhongguancun Street, Haidian District, Beijing Telephone: (010) 82350740 Postal Code: 100190
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved 京ICP证060456号 京ICP备10001474号-1 电信业务审批[2006]字第258号函 京公网安备 11010802033920号