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Y092578R0000T0L

Description
res 78 ohm 8W 0.01% to220
CategoryPassive components   
File Size415KB,4 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

Y092578R0000T0L Overview

res 78 ohm 8W 0.01% to220

Y092578R0000T0L Parametric

Parameter NameAttribute value
Datasheets
VPR220,VPR221
Standard Package500
CategoryResistors
FamilyThrough Hole Resistors
PackagingBulk
Resistance (Ohms)78
Tolerance±0.01%
Power (Watts)8W
CompositiMetal Foil
FeaturesNon-Inductive
Temperature Coefficie±2ppm/°C
Package / CaseTO-220-2
Supplier Device PackageTO-220
Size / Dimensi0.400" L x 0.150" W (10.16mm x 3.81mm)
Heigh0.845" (21.46mm)
Number of Terminations2
VPR220, VPR221
Vishay Foil Resistors
Bulk Metal
®
Foil Technology Precision Foil Power Resistors
in TO-220 Configuration with TCR of ± 2 ppm/°C,
Tolerance of to ± 0.01 % and Power Rating to 8 W
FEATURES
Temperature coefficient of resistance (TCR):
± 2 ppm/°C typical (- 55 °C to + 125 °C,
+ 25 °C ref.)
Tolerance: to ± 0.01 % (see tables 1 and 2)
Electrostatic discharge (ESD): above 25 000
V
Load life stability: ± 0.005 % (25 °C, 2000 h at rated power)
Resistance range: 0.5
Ω
to 10 kΩ
Power rating: 8 W chassis mounted (per MIL-PRF-39009)
Non-inductive, non-capacitive design
Rise time: 1 ns without ringing
Current noise: < - 40 dB
Voltage coefficient: < 0.1 ppm/V
Non inductive: < 0.08 µH
Non hot spot design
Thermal EMF: 0.05 µV/°C typical
Terminal finishes available: lead (Pb)-free or tin/lead alloy
Any value available within resistance range (e.g. 1K234)
Prototype samples available from 48 h. For more
information, please contact
foil@vishaypg.com
For better performances, please see VPR220Z and
VPR221Z datasheets
Compliant to RoHS directive 2002/95/EC
R
I
I
1
E
1
V
E
2
I
2
Any value at any tolerance within resistance range
Models VPR220 AND VPR221, made from Vishay Bulk
Metal
®
Foil, offer low TCR, high stability, tight tolerance and
fast response time in a small, molded resistor. Model
VPR220 is a 2 lead device. Model VPR221 is a 4 lead Kelvin
connected device. The 4 leaded version is highly
recommended for precision applications requiring ohmic
values of 100R or less.
TABLE 1 - VPR220
RESISTANCE
RANGE (Ω)
(1)
50 to 10K
25 to < 50
10 to < 25
5 to < 10
weight = 1 g maximum
Notes
(1)
Lower or high values available upon request
(2)
- 55 °C to + 125 °C, + 25 °C ref.
TIGHTEST
TOLERANCE
± 0.01 %
± 0.02 %
± 0.05 %
± 0.1 %
TYPICAL
TCR
(2)
±2
±2
±2
±2
MAXIMUM
TCR
(2)
± 5 ppm/°C
± 7 ppm/°C
± 10 ppm/°C
± 13 ppm/°C
I
FIGURE 1 - POWER DERATING CURVE
TABLE 2 - VPR221
Percent of Rated Power
+ 100
- 55 °C
RESISTANCE
RANGE (Ω)
(1)
10 to < 500
1 to < 10
0.5 to < 1
TIGHTEST
TOLERANCE
± 0.01 %
± 0.02 %
± 0.05 %
TYPICAL
TCR
(2)
± 2 ppm/°C
± 2 ppm/°C
± 2 ppm/°C
MAXIMUM
TCR
(2)
± 5 ppm/°C
± 5 ppm/°C
± 5 ppm/°C
+ 75
+ 50
+ 25
weight = 1.2 g maximum
Notes
(1)
Lower or high values available upon request
(2)
- 55 °C to + 125 °C, + 25 °C Ref.
0
- 50
- 25
0
+ 25
+ 50
+ 75
+ 100
+ 125
+ 150
Ambient Temperature (°C)
* Pb containing terminations are not RoHS compliant, exemptions may apply
Document Number: 63012
Revision: 23-Mar-10
For any questions, contact:
foil@vishaypg.com
www.foilresistors.com
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