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Y0793640R000B0L

Description
res 640 ohm .3W .1% radial
CategoryPassive components   
File Size2MB,6 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

Y0793640R000B0L Overview

res 640 ohm .3W .1% radial

Y0793640R000B0L Parametric

Parameter NameAttribute value
Datasheets
RCK Series
Standard Package1,000
CategoryResistors
FamilyThrough Hole Resistors
PackagingBulk
Resistance (Ohms)640
Tolerance±0.1%
Power (Watts)0.3W
CompositiMetal Foil
FeaturesMoisture Resistant, Non-Inductive
Temperature Coefficie±2ppm/°C
Package / CaseRadial
Supplier Device Package-
Size / Dimensi0.300" L x 0.098" W (7.62mm x 2.50mm)
Heigh0.336" (8.53mm)
Number of Terminations2
RCK Series
Vishay Foil Resistors
High Precision Foil Resistor with TCR of ± 2.0 ppm/°C,
Tolerance of ± 0.005 % and Load Life Stability of ± 0.005 %
FEATURES
Temperature coefficient of resistance (TCR):
- 55 °C to + 125 °C, 25 °C ref.
- RCK0X series: ± 2 ppm/°C typical (see table 1)
Power rating: to 1 W at + 125 °C
Resistance tolerance: to ± 0.005 % (50 ppm)
Load life stability: ± 0.005 % at 70 °C, 2000 h at
rated power
Resistance range: 0.5
Ω
to 1 MΩ (for higher or lower
values, please contact Application Engineering)
Vishay Foil resistors are not restricted to standard values;
specific “as required” values can be supplied at no extra
cost or delivery (e.g. 1K2345 vs. 1K)
Electrostatic discharge (ESD) at least to 25 kV
Non inductive, non capacitive design
Rise time: 1 ns effectively no ringing
Current noise: 0.010 µV
RMS
/V of applied voltage (< - 40 dB)
Thermal EMF: 0.05 µV/°C
Voltage coefficient: < 0.1 ppm/V
Low inductance: < 0.08 µH
Non hot-spot design
Terminal finishes available: lead (Pb)-free, tin/lead alloy
Matched sets are available on request
(TCR tracking: to 0.5 ppm/°C)
Prototype quantities available in just 5 working days
or sooner. For more information, please contact
foil@vishaypg.com
For better TCR performances please review the
datasheets for the
Z Series
and
Z203
INTRODUCTION
Bulk Metal
®
Foil (BMF) technology outperforms all other
resistor technologies available today for applications that
require high precision and high stability.
This technology has been pioneered and developed by
Vishay Foil Resistors (VFR), and products based on this
technology are the most suitable for a wide range of
applications. BMF technology allows the production of
customer-oriented products, designed to satisfy specific
challenging technical requirements.
The RCK series of BMF resistors offers low TCR, excellent
load life stability, tight tolerance, fast response time, low
current noise, low thermal EMF and low voltage coefficient,
all in one resistor.
The RCK series is virtually insensitive to destabillizing
factors. The resistor element is a solid alloy that displays the
desirable bulk properties of its parent material, thus it is
inherently stable and noise free. The standard design of
these resistors provides a unique combination of
characteristics found in no other single resistor.
VFR's application engineering department is available to
advise and to make recommendations. For non-standard
technical requirements and special applications, please
contact
foil@vishaypg.com.
FIGURE 1 - TYPICAL RESISTANCE CHANGE
VERSUS TEMPERATURE CURVES AND
CHORD SLOPES (TCR) OF TWO ALLOYS
IN MILITARY RANGE
+ 150
+ 100
Δ
R
+ 50
TABLE 1 - RESISTANCE VERSUS TCR
(- 55 °C to + 125 °C, + 25 °C ref.)
RESISTOR
(1)
RCK0X
RCK0X
RCK0X
(1)
0
R
(ppm)
- 50
- 100
- 150
- 200
- 50
- 55
RESISTANCE
VALUE (Ω)
80 to < 1M
50 to < 80
0.5 to < 50
TYPICAL TCR AND
MAX SPREAD
(ppm/°C)
± 2 ± 2.5
± 2 ± 3.5
± 2 ± 4.5
+2 ppm/
°
C
–2 ppm/
°
C
- 25
0
+ 25
+ 50
+ 75
+ 100
+ 125
C Alloy
2 ppm/
°
C
Temperature (°C)
X
refers to RCK Series model number - see Table 2
* Pb containing terminations are not RoHS compliant, exemptions may apply
Document Number: 63214
Revision: 13-Jun-11
For any questions, contact:
foil@vishaypg.com
www.vishayfoilresistors.com
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