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FHR2-30251.89OHMSK0.25%

Description
Fixed Resistor, Metal Foil, 40W, 1.89ohm, 500V, 0.25% +/-Tol, -15,15ppm/Cel
CategoryPassive components    The resistor   
File Size991KB,5 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Environmental Compliance
Download Datasheet Parametric View All

FHR2-30251.89OHMSK0.25% Overview

Fixed Resistor, Metal Foil, 40W, 1.89ohm, 500V, 0.25% +/-Tol, -15,15ppm/Cel

FHR2-30251.89OHMSK0.25% Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerVishay
package instructionPCB Mount,
Reach Compliance Codecompliant
ECCN codeEAR99
structureEpoxy
JESD-609 codee3
lead spacing20.32 mm
Manufacturer's serial numberFHR2-3025
Number of terminals2
Maximum operating temperature130 °C
Minimum operating temperature-40 °C
Package height24 mm
Package length30 mm
Package formPCB Mount
Package width5.5 mm
Rated power dissipation(P)40 W
resistance1.89 Ω
Resistor typeFIXED RESISTOR
seriesFHR2-3025
technologyMETAL FOIL
Temperature Coefficient-15,15 ppm/°C
Terminal surfaceMatte Tin (Sn)
Tolerance0.25%
Operating Voltage500 V
Base Number Matches1
FHR 2-3025 3818 FHR 4-3825 3825H 4618
Powertron
Resistances from 0.001Ohm to 100Ohms
Power Rating to 50Watt
Resistance Tolerances to ±0.1%
TCR to ±10ppm/K
Very Low Inductance
SPECIFICATIONS
Type
FHR 2-3025
FHR 2-3818
0.010 to 100Ohms
3W
40 W
2.0 K/W
FHR 4-3825
FHR 4-3525H
FHR 4-4618
0.001 to 100Ohms
3W
5W
50 W
1.6 K/W
1% / 2% / 5%
0.5% / 1% / 2% / 5%
0.1% / 0.25% / 0.5% / 1% / 2% / 5%
0.1% / 0.25% / 0.5% / 1% / 2% / 5%
0.1% / 0.2% / 0.5%
(depends on stress)
Resistance Range
Power rating
free air 70°C
for 3825H
with heatsink
Thermal Resistance Rthj-c
Tolerances
from 0R001
from 0R005
from 0R01
from 0R02
Stability
Temperature Coefficient
Standard
Option 1
Max. Current
Voltage Proof
Thermal EMF
Operating Temperature Range
Resistor Material
Substrate
Housing
Connector Material
Terminals
Max. torque
0.5% / 1% / 2% / 5%
0.25% / 0.5% / 1% / 2% / 5%
±15ppm/K (20 to 60°C)
R ≤ 0R2 TCR see table A next page
±15ppm/K (20 to 60°C)
±25ppm/K (20 to 60°C) for contact F
±10ppm/K (20 to 60°C)
(only contact A and K)
150 A / 200 A for contact F
500 VDC
< 0.1µV/K
-40 to 130°C
CuNiMn-Foil
anodized aluminium
Epoxy
Cu tinned
2
1 Nm
4
Ordering Information
Part Number - Resistance - Contact - Tolerance
FHR 4-4618 0.050 Ohms A 1%
Document Number: 64206
Revision: 20-09-10
For technical questions, contact:
powertron@vishaypg.com
www.powertron.de
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