EEWORLDEEWORLDEEWORLD

Part Number

Search

SM351.7.5%R

Description
RESISTOR, WIRE WOUND, 3W, 0.5%, 20ppm, 51.7ohm, SURFACE MOUNT, 7128, CHIP, ROHS COMPLIANT
CategoryPassive components    The resistor   
File Size236KB,2 Pages
ManufacturerSEI(Stackpole Electronics Inc.)
Websitehttps://www.seielect.com/
Environmental Compliance
Download Datasheet Parametric View All

SM351.7.5%R Overview

RESISTOR, WIRE WOUND, 3W, 0.5%, 20ppm, 51.7ohm, SURFACE MOUNT, 7128, CHIP, ROHS COMPLIANT

SM351.7.5%R Parametric

Parameter NameAttribute value
Is it Rohs certified?conform to
MakerSEI(Stackpole Electronics Inc.)
package instruction, 7128
Reach Compliance Codecompliant
ECCN codeEAR99
JESD-609 codee3
Manufacturer's serial numberSM
Installation featuresSURFACE MOUNT
Number of terminals2
Maximum operating temperature275 °C
Minimum operating temperature-55 °C
Package shapeRECTANGULAR PACKAGE
method of packingTR, 13 INCH
Rated power dissipation(P)3 W
Rated temperature70 °C
resistance51.7 Ω
Resistor typeFIXED RESISTOR
size code7128
surface mountYES
technologyWIRE WOUND
Temperature Coefficient20 ppm/°C
Terminal surfaceMatte Tin (Sn)
Terminal shapeWRAPAROUND
Tolerance0.5%
Operating Voltage100 V
SM/ SMX Series — Surface Mount - Wirewound/ Film
Features
SM - Wirewound Element
• High temperature molded encapsulation
• Flex termination for absorbing thermal expansion
• All welded construction
• Available in non-inductive styles
SMX - Metal Oxide Element
• SMX: economical SMT 2 and 3watt
• SMX extends value range up to 470K
• Both are RoHS compliant/ lead-free
Electrical Specifications
Type
Power Rating
(Watts)
@ 70°C
1W
2W
2W
2W
3W
3W
Maximum
Working Voltage
Resistance
Temperature
Coefficient
±100 ppm/°C
± 20 ppm/°C
±100 ppm/°C
± 20 ppm/°C
±200 ppm/°C
±100 ppm/°C
±100 ppm/°C
± 20 ppm/°C
±200 ppm/°C
Ohmic Range and Tolerance
0.1% & 0.5%
0.01Ω – 10Ω*
10Ω – 1K
0.01Ω – 10Ω*
10Ω – 2K
0.005Ω – 0.976Ω*
0.01Ω – 10Ω*
10Ω – 3.01K
1%
0.01Ω – 10Ω*
10Ω – 1K
0.01Ω – 10Ω*
10Ω – 2K
2.0K – 100K
0.005Ω – 0.976Ω*
0.01Ω – 10Ω*
10Ω – 3.01K
3.01K – 118K
5%
0.01Ω – 10Ω*
10Ω – 1K
0.01Ω – 10Ω*
10Ω – 2K
2.0K – 470K
0.005Ω – 0.976Ω*
0.01Ω – 10Ω*
10Ω – 3.01K
3.01K – 470K
SM 1
SM 2
SMX 2
SM 2A
SM 3
SMX 3
25
50
350
60
100
500
* Zero ohm available on all sizes .
Mechanical Specifications
Type
Tolerance
SM 1
SM/ SMX 2
SM 2A
SM/ SMX 3
A
Body Length
±0.015
±0.4
0.260
6.6
0.410
10.4
0.475
12.1
0.629
16.0
B
Total Length
±0.032
±0.81
0.280
7.1
0.435
11.1
0.500
12.7
0.708
18.0
C
Body Height
±0.015
±0.4
0.140
3.6
0.180
4.6
0.140
3.6
0.256
6.5
D
Body Width
±0.015
±0.4
0.150
3.8
0.240
6.1
0.305
7.8
0.276
7.0
E
F
Termination Width Termination Length Units
±0.015
±0.4
0.090
2.3
0.100
2.5
0.110
2.8
0.110
2.8
±0.015
±0.4
0.100
2.5
0.115
2.9
0.115
2.9
0.115
2.9
inches
mm
inches
mm
inches
mm
inches
mm
How to Order
SM
SEI Type
2
Code
1K
Nominal Resistance
1%
Tolerance
R
Packaging
Type
SM
SMX
Element
Wirewound
Metal Oxide
Code
1
2
2A
3
Size
2815
4424
5031
7128
Tolerance
0.1%
0.5%
1%
5%
Series
SM 1
SM 2, SMX 2
SM 2A
SM 3, SMX 3
Code
R
R
R
R
Description
13" Reel
13" Reel
13" Reel
13" Reel
Pkg Qty
1,500
800
1,200
750
Toll Free: (888) SEI-SEIS
(888) 734-7347
www.seielect.com
45
email: marketing@seielect.com
Comparative analysis of the data analysis capabilities of Weibull analysis tools
[i=s]This post was last edited by lynnyong on 2018-7-5 09:53[/i] [align=center][size=16.0pt]Comparative analysis of data analysis capabilities of Weibull analysis tools[/size][/align][align=center][si...
lynnyong Integrated technical exchanges
About Bladeless Fan
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:57[/i]What kind of motor is the blade motor used in the bladeless fan? The actual measured voltage can reach AC 230V and the lowest is ...
siy5774531 Mobile and portable
How to add multiple .C files in KEIL
How to add multiple C files in KEIL. I have seen many programs written, why are the .H files hidden? How to operate multiple C files and how to connect them together?...
1614048761 MCU
Want to switch to embedded
I have been developing in vs.net2003 for more than two years, and I have always used c#. I want to switch to wince embedded development. Can you give me some advice?...
xhs162861 Embedded System
I just wrote a program and need help
The picture above is how the teacher teaches how to write a program. No matter how I type the upper triangle after D1 equals P1, it doesn't work. Pressing shift+6 on the keyboard doesn't work either. ...
NJMKL 51mcu
How to reasonably avoid tax
What are some ways to reasonably avoid taxes as an individual?...
eeleader Talking about work

Technical ResourceMore

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 75  898  1656  1241  1272  2  19  34  25  26 
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