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Y0027258R000B0L

Description
Fixed Resistor, Metal Foil, 7W, 258ohm, 300V, 0.1% +/-Tol, -5,5ppm/Cel,
CategoryPassive components    The resistor   
File Size245KB,3 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

Y0027258R000B0L Overview

Fixed Resistor, Metal Foil, 7W, 258ohm, 300V, 0.1% +/-Tol, -5,5ppm/Cel,

Y0027258R000B0L Parametric

Parameter NameAttribute value
Is it Rohs certified?incompatible
Objectid859924404
Reach Compliance Codecompliant
Country Of OriginIsrael
ECCN codeEAR99
YTEOL10
structureRectangular
Number of terminals2
Maximum operating temperature150 °C
Minimum operating temperature-55 °C
Package height7.93 mm
Package length26.16 mm
Package shapeRECTANGULAR PACKAGE
Package formChassis Mount
Package width11.43 mm
method of packingBulk
Rated power dissipation(P)7 W
resistance258 Ω
Resistor typeFIXED RESISTOR
seriesVPR7
technologyMETAL FOIL
Temperature Coefficient5 ppm/°C
Tolerance0.1%
Operating Voltage300 V
VPR5, VPR7
Vishay Foil Resistors
Bulk Metal
®
Foil Technology Power Current Sensing Resistors
with TCR of 5 ppm/°C and Power Rating up to 7 W
FEATURES
Temperature Coefficient of Resistance (TCR):
± 5 ppm/°C (Above 10
)
± 10 ppm/°C (Below 10
)
Tolerance: to ± 0.01 %
Resistance Range: 1
to 100 k
Electrostatic Discharge (ESD) above 25 000 V
Non Inductive, Non Capacitive Design
Rise Time: 1.0 ns without ringing
Current Noise: < - 40 dB
Any value available within resistance range
These Bulk Metal
®
Foil power current sensing resistors are
direct replacements for certain wirewound devices but
without the inductive characteristics of wirewounds. The
anodized aluminum housing is drilled and countersunk to
accept flat head screws for thermal mounting. Because the
device is internally Kelvin connected, there is no restriction
on the lead lengths as would be the case if this were a two
terminal device. Frequently used in YIG oscillator circuits
these devices contribute to superior frequency stability.
Thermal EMF: < 0.05 µV/°C typical
Voltage Coefficient: < 0.1 ppm/V
Non-Inductive: < 0.08 µH
Non Hot Spot Design
Terminal Finishes available: Lead (Pb)-free
Tin/lead alloy
Prototype Samples available from 48 h. Please contact
foil@vishaypg.com
For better performances, please contact us
Pb-free
Available
RoHS*
COMPLIANT
TABLE 1 - SPECIFICATIONS
MODEL
NUMBER
RESISTANCE
MAXIMUM POWER
1)
TOLERANCE
RANGE
WORKING RATING
TO
()
VOLTAGE at 25 °C
1 to 10
VPR5
> 10 to 100
> 100 to 100K
1 to 10
VPR7
> 10 to 100
> 100 to 100K
± 0.1 %
± 0.05 %
± 0.01 %
± 0.1 %
± 0.05 %
± 0.01 %
300 V
7W
300 V
5W
FIGURE 1 - POWER DERATING CURVE
Percent of Rated Power
+ 100
+ 25
+ 75
+ 50
+ 25
0
- 50
0
+ 50
+ 100
+ 150
- 55
Ambient Temperature (°C)
Note
1. Mounted on aluminum chassis (6" L x 4" W x 2" H x 0.040" Th)
per MIL-R-39009/1B.
* Pb containing terminations are not RoHS compliant, exemptions may apply
Document Number: 63013
Revision: 23-Mar-10
For any questions, contact:
foil@vishaypg.com
www.foilresistors.com
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