EEWORLDEEWORLDEEWORLD

Part Number

Search

NWW1ADT642R

Description
Fixed Resistor, Wire Wound, 1.3W, 642ohm, 500V, 0.5% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT
CategoryPassive components    The resistor   
File Size96KB,3 Pages
ManufacturerSEI(Stackpole Electronics Inc.)
Websitehttps://www.seielect.com/
Environmental Compliance  
Download Datasheet Parametric View All

NWW1ADT642R Overview

Fixed Resistor, Wire Wound, 1.3W, 642ohm, 500V, 0.5% +/-Tol, 20ppm/Cel, Through Hole Mount, AXIAL LEADED, ROHS COMPLIANT

NWW1ADT642R Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerSEI(Stackpole Electronics Inc.)
package instructionAXIAL LEADED, ROHS COMPLIANT
Reach Compliance Codecompliant
ECCN codeEAR99
Other featuresNON-INDUCTIVE, PRECISION
structureCylindrical
JESD-609 codee3
Lead diameter0.64 mm
Manufacturer's serial numberNWW
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature350 °C
Minimum operating temperature-55 °C
Package diameter2.79 mm
Package length10.67 mm
Package shapeTUBULAR PACKAGE
Package formAxial
method of packingTR, 11 INCH
Rated power dissipation(P)1.3 W
Rated temperature70 °C
resistance642 Ω
Resistor typeFIXED RESISTOR
seriesNWW
surface mountNO
technologyWIRE WOUND
Temperature Coefficient20 ppm/°C
Terminal surfaceMatte Tin (Sn)
Terminal shapeWIRE
Tolerance0.5%
Operating Voltage500 V
WW/MWW/NWW Series
General Purpose and Precision Wirewound Resistor
Features:
Stackpole Electronics, Inc.
Resistive Product Solutions
WWS offers miniature size at higher power rating
High performance for low cost
High power to size ratio
MWW – completely molded construction with welded terminations
Complete welded terminations
Tinned copper leads
Available in non-inductive styles
High temperature silicone coating
RoHS compliant
Higher operating temperatures available
Bulk packaging available - contact Stackpole for package quantities
Electrical Specifications
Type / Code
MIL-R-26 Ref.
Dielectric
Strength (V)
(1)
Power Rating
(Watts)
@ 125ºC
0.4W
1W
1W
1.5W
2.5W
2.5W
3W
3W
3W
4W
4W
5W
5W
6.5W
6.5W
7W
10W
10W
1W
3W
5W
10W
Power Rating
(Watts)
@ 70ºC
0.5 W
1.1 W
1.3 W
2.1 W
2.6 W
2.6 W
3.2 W
3.2 W
3.4 W
4.3 W
4.3 W
5.1 W
5.1 W
7.2 W
7.2 W
7.7 W
11.0 W
11.0 W
1.3 W
3.2 W
5.5 W
11.0 W
TCR (ppm/ºC)
Ohmic Range(Ω) and Tolerance
0.1%, 0.5%, 1% & 5%
Standard
Non-Inductive
0.1 - 2K
0.1 - 1K
0.1 - 3K
0.1 - 1.5K
0.1 - 7K
0.1 - 3.5K
0.1 - 10K
0.1 - 5K
0.1 - 3K
0.1 - 1.5K
0.1 - 15K
0.1 - 7.5K
0.1 - 22K
0.1 - 11K
0.1 - 10K
0.1 - 5K
0.1 - 30K
0.1 - 15K
0.1 - 40K
0.1 - 20K
0.1 - 22K
0.1 - 11K
0.1 - 50K
0.1 - 25K
0.1 - 40K
0.1 - 20K
0.1 - 70K
0.1 - 35K
0.1 - 50K
0.1 - 25K
0.1 - 100K
0.1 - 50K
0.1 - 150K
0.1 - 75K
0.1 - 100K
0.1 - 50K
-
0.1 - 2K
-
0.1 - 20K
-
0.1 - 40K
-
0.1 - 150K
WW12 / NWW12
-
500V
WW1 / NWW1
-
500V
WW1A / NWW1A
RW-70
500V
WW2 / NWW2
RW-69
1,000V
WWS2 / NWWS2
-
500V
WW2A / NWW2A
-
1,000V
WW3 / NWW3
RW-79
1,000V
WWS3 / NWWS3
-
1,000V
WW3A / NWW3A
-
1,000V
WW4 / NWW4
-
1,000V
WWS4 / NWWS4
RW-79
1,000V
WW5 / NWW5
RW-67, RW-74
1,000V
WWS5 / NWWS5
-
1,000V
WW7 / NWW7
-
1,000V
WWS7 / NWWS7
RW-67, RW-74
1,000V
WW7B / NWW7B
-
1,000V
WW10 / NWW10
RW-78
1,000V
WWS10 / NWWS10
-
1,000V
MWW1 / NMWW1
RW-70
1,000V
MWW3 / NMWW3
RW-79
1,000V
MWW5 / NMWW5
RW-67, RW-74
1,000V
MWW10 / NMWW10 RW-68, RW-74
1,000V
(1) Lesser of
√PR
or maximum working voltage
< 1Ω = ±90ppm/ºC
1Ω to 10Ω = ±50ppmºC
>10Ω = ±20ppm/ºC
Performance Characteristics
Test
Moisture Resistance
Load Life
Temperature Cycling
Short Time Overload
Test Condition
1000 hours, 95% R.H., 40ºC
1000 hours,
cycled power 1.5 hours ON, 0.5 hours OFF, 25ºC
5 cycles, -55ºC to 200ºC
5 times rated power for 5 seconds
Result
1% max
1%
0.5%
1%
Operating Temperature Range: -55ºC to +350ºC
Rev Date: 08/20/2012
This specification may be changed at any time without prior notice
Please confirm technical specifications before you order and/or use.
1
www.seielect.com
marketing@seielect.com
FPGA dual channel cross sampling synchronization problem
A novice wants to do high-speed data sampling. I see that most people say that two 250M sampling cross sampling is used to achieve 500M. There are two problems that I don't understand how to ensure sy...
pingis58 FPGA/CPLD
[Lazy self-care fish tank control system] RTE configuration in ON Semiconductor IDE environment
[Lazy self-care fish tank control system] RTE configuration in ON Semiconductor IDE environment How to configure RTE in ON Semiconductor IDE environment: 1: Find the RTE_Device.h file in the RTE folde...
蓝雨夜 onsemi and Avnet IoT Innovation Design Competition
How does M0 jump to the main function?
Reset: Reset_Handler PROC EXPORT Reset_Handler [WEAK] IMPORT __main LDR R0, =__main BX R0 ENDP BX main It may jump to __rt_entry_postli_1 (static disassembly, it may not be correct). I can roughly gue...
EETUX NXP MCU
Multisim's oscilloscope display is very fast, how can I slow it down?
Hello everyone: When I was operating the Multisim oscilloscope, I found that the screen flickered very quickly. I wonder if there is any way to make the screen display smoother or play it in slow moti...
PSIR Analog electronics
About the golbal default build tree (WINCEROOT) has not been set
I installed vs2005 first, then installed Embedded CE 6.0. When I used vs2005 to build a Platform Builder for CE 6.0 project, it prompted that the golbal default build tree (WINCEROOT) has not been set...
zhangq Embedded System
How to carry out infrared communication between PDA and single chip microcomputer
How do PDA and MCU communicate with each other by infrared? When using COM3 high-speed infrared, the data sent is wrapped with the infrared protocol Irda data. When using COM2 port Raw IR, the data is...
huhongfeng Embedded System

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 1500  695  501  2255  1990  31  14  11  46  41 
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