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RWR78S2911DRB12

Description
RESISTOR, WIRE WOUND, 10 W, 0.5 %, 20 ppm, 2910 ohm, THROUGH HOLE MOUNT, AXIAL LEADED
CategoryPassive components    The resistor   
File Size181KB,4 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

RWR78S2911DRB12 Overview

RESISTOR, WIRE WOUND, 10 W, 0.5 %, 20 ppm, 2910 ohm, THROUGH HOLE MOUNT, AXIAL LEADED

RWR78S2911DRB12 Parametric

Parameter NameAttribute value
Is it lead-free?Contains lead
Is it Rohs certified?incompatible
Objectid1671720911
package instructionAxial,
Reach Compliance Codecompliant
Country Of OriginMexico, USA
ECCN codeEAR99
YTEOL6.6
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 diameter9.525 mm
Package length45.21 mm
Package formAxial
method of packingBULK
Rated power dissipation(P)10 W
Rated temperature25 °C
GuidelineMIL-PRF-39007
resistance2910 Ω
Resistor typeFIXED RESISTOR
surface mountNO
technologyWIRE WOUND
Temperature Coefficient20 ppm/°C
Terminal surfaceTin/Lead (Sn/Pb)
Terminal shapeWIRE
Tolerance0.5%
Operating Voltage170.5872 V
RWR Military
www.vishay.com
Vishay Dale
Wirewound Resistors, Military/Established Reliability,
MIL-PRF-39007 Qualified, Type RWR, Up to S Level, Axial Lead
FEATURES
• High temperature silicone coated
• Complete welded construction
• Qualified to MIL-PRF-39007
• Available in non-inductive styles (type N) with
Ayrton-Perry winding for lowest reactive components
DESIGN SUPPORT TOOLS
Models
Available
click logo to get started
• “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
1.5
1.5
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
Note
• RWR82S and RWR82N: Core consists of beryllium oxide ceramic
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: RWR74S49R9FSB12
R
MIL TYPE
(5 digits)
RWR71
RWR74
RWR78
RWR80
RWR81
RWR82
RWR84
RWR89
W
R
7
4
S
4
9
R
9
F
S
B
1
2
PACKAGING CODE
(3 digits)
B12
= bulk pack
S70
= tape/reel
(smaller than 5 W)
S73
= tape/reel
(500 pieces)
BSL
(2)
= bulk pack,
single lot date code
RSL
(2)
= tape/reel,
single lot date code
TERMINAL WIRE AND WINDING
(1 digit)
S
= solderable, inductive
N
= solderable, non-inductive
W
= weldable, inductive
(1)
Z
= weldable, non-inductive
(1)
RESISTANCE VALUE
(4 digits)
3 digit significant figure,
followed by a multiplier
49R9
= 49.9
1000
= 100
1001
= 1000
TOLERANCE CODE
(1 digit)
B
= ± 0.1 %
D
= ± 0.5 %
F
= ± 1.0 %
FAILURE RATE
(1 digit)
M
= 1.0 %/1000 h
P
= 0.1 %/1000 h
R
= 0.01 %/1000 h
S
= 0.001 %/1000 h
Notes
Note that “W” and “Z” are not listed above but are available, see MIL-PRF-39007 QPL for available resistance values
(2)
Maximum order sizes apply for single lot date code package codes, please see table below
(1)
Revision: 15-Nov-17
Document Number: 30203
1
For technical questions, contact:
ww2aresistors@vishay.com
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
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