EEWORLDEEWORLDEEWORLD

Part Number

Search

RWR84S49R9DRBSL

Description
RESISTOR, WIRE WOUND, 7 W, 0.5 %, 20 ppm, 49.9 ohm, THROUGH HOLE MOUNT, AXIAL LEADED
CategoryPassive components    The resistor   
File Size158KB,3 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

RWR84S49R9DRBSL Overview

RESISTOR, WIRE WOUND, 7 W, 0.5 %, 20 ppm, 49.9 ohm, THROUGH HOLE MOUNT, AXIAL LEADED

RWR84S49R9DRBSL Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
package instructionAxial,
Reach Compliance Codecompliant
ECCN codeEAR99
structureTubular
JESD-609 codee0
Lead diameter1.02 mm
Lead length38.1 mm
Installation featuresTHROUGH HOLE MOUNT
Number of terminals2
Maximum operating temperature250 °C
Minimum operating temperature-55 °C
Package diameter7.92 mm
Package length22.23 mm
Package formAxial
method of packingBULK
Rated power dissipation(P)7 W
Rated temperature25 °C
GuidelineMIL-PRF-39007
resistance49.9 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyWIRE WOUND
Temperature Coefficient30 ppm/°C
Terminal surfaceTin/Lead (Sn/Pb)
Terminal shapeWIRE
Tolerance0.5%
Operating Voltage18.6896 V
RWR Military
www.vishay.com
Vishay Dale
Wirewound Resistors, Military/Established Reliability,
MIL-PRF-39007 Qualified, Type RWR, R Level, Axial Lead
FEATURES
High temperature silicone coated
Complete welded construction
Qualified to MIL-PRF-39007
Available in non-inductive styles (type N) with Aryton-Perry
winding for lowest reactive components
“S” level failure rate available
Note
• “Terminal Wire and Winding” type “W” and “Z” are not listed
below but are available upon request. Please reference
MIL-PRF-39007 QPL for approved “failure rate” and “resistance
tolerance/ranges”
STANDARD ELECTRICAL SPECIFICATIONS
MILITARY MODEL
RWR81S
RWR81N
RWR82S
RWR82N
RWR80S
RWR80N
RWR71S
RWR71N
RWR89S
RWR89N
RWR74S
RWR74N
RWR84S
RWR84N
RWR78S
RWR78N
VISHAY REFERENCE
MODEL
EGS-1-80
EGN-1-80
EGS-2
EGN-2
EGS-3-80
EGN-3-80
ESS-2A
ESN-2A
ESS-2B
ESN-2B
ESS-5
ESN-5
EGS-10-80
EGN-10-80
ESS-10
ESN-10
POWER RATING
P
25 °C
W
1
1
2
2
2
2
2
2
3
3
5
5
7
7
10
10
RESISTANCE RANGE
± 0.1 %
0.499 to 1K
0.499 to 499
0.499 to 1.3K
0.499 to 649
0.499 to 3.16K
0.499 to 1.58K
0.499 to 12.1K
0.499 to 6.04K
0.499 to 4.12K
0.499 to 2.05K
0.499 to 12.1K
0.499 to 6.04K
0.499 to 12.4K
0.499 to 6.19K
0.499 to 39.2K
0.499 to 19.6K
RESISTANCE RANGE
± 0.5 %, ± 1 %
0.1 to 1K
0.1 to 499
0.1 to 1.3K
0.1 to 649
0.1 to 3.16K
0.1 to 1.58K
0.1 to 12.1K
0.1 to 6.04K
0.1 to 4.12K
0.1 to 2.05K
0.1 to 12.1K
0.1 to 6.04K
0.1 to 12.4K
0.1 to 6.19K
0.1 to 39.2K
0.1 to 19.6K
WEIGHT
(typical) g
0.21
0.21
0.23
0.23
0.34
0.34
0.90
0.90
0.70
0.70
4.2
4.2
3.6
3.6
9.0
9.0
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
RWR RESISTOR CHARACTERISTICS
Temperature Coefficient
ppm/°C ± 20 for 10
and above; ± 50 for 1.1
to 10
;
± 400 for 0.505
to 1
;
± 650 for 0.1
to 0.499
500 minimum for 2 W and smaller, 1000 minimum for 3 W and larger
Dielectric Withstanding Voltage
V
AC
5 x rated power for 5 s for 3 W size and smaller,
Short Time Overload
-
10 x rated power for 5 s for 5 W size and greater
Maximum Working Voltage
V
(P x
R)
1/2
Insulation Resistance
.
1000 M minimum dry, 100 M minimum after moisture test
Terminal Strength
lb
5 minimum for 2 W and smaller, 10 minimum for 3 W and larger
Solderability
-
Meets requirements of ANSI J-STD-002
Operating Temperature Range
°C
- 65 to + 250
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: RWR74S49R9FSB12
R
MIL TYPE
RWR71
RWR74
RWR78
RWR80
RWR81
RWR82
RWR84
RWR89
W
R
7
4
S
4
9
R
9
F
S
B
1
2
PACKAGING CODE
B12
= Bulk pack
S70
= Tape/reel
(smaller than 5 W)
S73
= Tape/reel
(5 W and higher)
BSL
= Bulk pack,
single lot date code
RSL
= Tape/reel,
single lot date code
TERMINAL WIRE AND WINDING
S
= Solderable, inductive
N
= Solderable, non-inductive
W
= Weldable, inductive
(1)
Z
= Weldable, non-inductive
(1)
RESISTANCE VALUE
3 digit significant figure,
followed by a multiplier
49R9
= 49.9
1000
= 100
1001
= 1000
TOLERANCE CODE
B
= ± 0.1 %
D
= ± 0.5 %
F
= ± 1.0 %
FAILURE RATE
M
= 1.0 %/1000 h
P
= 0.1 %/1000 h
R
= 0.01 %/1000 h
S
= 0.001 %/1000 h
(1)
Note
Note that “W” and “Z” are not listed above but are available, see MIL-PRF-39007 QPL for available resistance values.
1
For technical questions, contact:
ww2bresistors@vishay.com
Revision: 12-Sep-11
Document Number: 30203
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
What about ARM encryption? Is it as easy to crack as a microcontroller?
What about ARM encryption? Is it as easy to crack as a microcontroller?...
dianzijie5 ARM Technology
Conductive pattern formation
The photosensitive method is to use a UV exposure machine to make the resist layer that has been pre-coated on the surface of the copper foil form the FPC circuit pattern. If a single FPC is exposed, ...
songrisi MCU
TI Carnival+Lauchpad-CC1350
[i=s]This post was last edited by Beifang on 2017-12-5 11:46[/i] 1. The SimpleLink CC1350 wireless microcontroller (MCU) is a unique development board and a very interesting board in the LaunchPad ser...
北方 Wireless Connectivity
Problems with importing dll files under pda
Use vc to generate a dll file (Phone.dll), and copy it to the root directory of pda (there is an exe file generated by EVC to import dll in this directory). I hope to import dll in pda. The relevant c...
push Embedded System
Manual routing line turns green warning
When I manually wired, the line color turned green and warned me when I connected the line to the MCU pin. The minimum distance between my MCU pins is 0.5mm. The minimum distance in DXP is also set to...
面纱如雾 PCB Design
Please recommend a stm32 development board that uses IAR library functions. Thank you
I used to use IAR before. I found that the IAR setting of STM32 is very troublesome. I still don't understand it after reading it for a while. I want to buy a STM32 development board that uses IAR lib...
movenight stm32/stm8

EEWorld
subscription
account

EEWorld
service
account

Automotive
development
circle

Robot
development
community

Index Files: 603  1069  1455  500  254  13  22  30  11  6 
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