Y078331R2000A0L datasheet, PDF

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Y078331R2000A0L: DescriptionFixed Resistor, Metal Foil, 0.6W, 31.2ohm, 300V, 0.05% +/-Tol, -.2,.2ppm/Cel, 4419,; CategoryPassive components The resistor; File Size2MB，6 Pages; ManufacturerVishay; Websitehttp://www.vishay.com

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Y078331R2000A0L Overview

Fixed Resistor, Metal Foil, 0.6W, 31.2ohm, 300V, 0.05% +/-Tol, -.2,.2ppm/Cel, 4419,

Y078331R2000A0L Parametric

Parameter Name	Attribute value
Is it Rohs certified?	incompatible
Objectid	859510412
Reach Compliance Code	compliant
Country Of Origin	Israel
ECCN code	EAR99
YTEOL	10
structure	Rectangular
Lead length	25.4 mm
lead spacing	5.08 mm
Number of terminals	2
Maximum operating temperature	150 °C
Minimum operating temperature	-55 °C
Package height	10.92 mm
Package length	11.05 mm
Package shape	RECTANGULAR PACKAGE
Package form	Radial
Package width	4.7 mm
method of packing	Bulk
Rated power dissipation(P)	0.6 W
resistance	31.2 Ω
Resistor type	FIXED RESISTOR
series	VHZ555
size code	4419
technology	METAL FOIL
Temperature Coefficient	0.2 ppm/°C
Tolerance	0.05%
Operating Voltage	300 V

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VHZ Hermetic (Z-Foil)

New Generation of Secondary Standards Hermetically Sealed Construction Ultra High

Precision Z-Foil Technology Resistors with TCR of ± 0.2 ppm/°C, Tolerance of ± 0.005 % and

Load Life Stability of ± 0.005 % for 10 000 h (Metrology, Laboratory, Instrumentation, Industrial)

FEATURES



Temperature coefficient of resistance (TCR):

± 0.2 ppm/°C typical (- 55 °C to + 125 °C,

+ 25 °C ref.). For ultra high performances

(instrumentation and metrology) please contact



Load life stability to ± 0.005 % (50 ppm) at 70 °C, 10 000 h

at 0.15 W (see table 3)

TABLE 1 - TCR VS. RESISTANCE VALUE

MODEL

VALUE

100



to 100 k



to < 100



VH102Z



to < 80



to < 50



to < 25



to 121 k

VHZ555 30.1



to 80



(PMO)

(1)



to < 30.1



4.99



to < 20



TYP. TCR AND

STANDARD

MAX. SPREAD

TOLERANCE - 55 °C TO + 125 °C

(+ 25 °C ref.)

(2)

± 0.005 %

± 0.01 %

± 0.02 %

± 0.005 %

± 0.01 %

± 0.05 %

± 0.2 ± 0.6 ppm/°C

± 0.2 ± 0.8 ppm/°C

± 0.2 ± 1.0 ppm/°C

± 0.2 ± 1.3 ppm/°C

± 0.2 ± 1.6 ppm/°C

± 0.2 ± 1.8 ppm/°C

± 0.2 ± 2.3 ppm/°C

± 0.2 ± 2.8 ppm/°C



Load life stability, can be considerably improved

through in-house stabilization (PMO)



Shelf life stability: 2 ppm for at least 6 years

(unaffected by humidity)



Resistance range: 5



to 121 k (higher or lower values of

resistance available)



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)



Power coefficient “R due to self heating”:

5 ppm at rated power with the Z-Foil technology



Tolerance: to ± 0.005 % (50 ppm)



Electrostatic discharge (ESD) up to 25 000 V



Power Rating: 0.6 W at + 70 °C; 0.3 W at + 125 °C



Thermal EMF: 0.1 µV/°C maximum, 0.05 µV/°C typical

1 µV/°C



Hermeticity: 10

-7

atmospheric cc/s maximum



Non-inductive, non-capacitive design



Non hot spot design



Rise time: 1 ns effectively no ringing



Current noise: 0.010 µV

RMS

/V of applied voltage (< - 40 dB)



Voltage coefficient: < 0.1 ppm/V



Thermal stabilization time < 1 s (nominal value achieved

within 10 ppm of steady state value)

Note

(1)

VHZ555 units are manufactured on the same production line

facilities and are subjected to all the same process and lot

control requirements imposed on RNC90Z version, as well as

all of the special screening, environmental conditioning and

documentation stipulations outlined in MIL-PRF 55182/9

(2)

TCR of ± 0.2 ppm/°C Max. is achievable per special request

FIGURE 1 - POWER DERATING CURVE

- 55 °C

+ 200

+ 70 °C Double Rated Power

Percent of Rated Power at +125 °C

+ 175

+ 150

+ 125

Rated Power

+ 100

+ 75

+ 50

+ 25

- 75 - 50 - 25



Non-inductive: < 0.08 µH



Terminal finish available: lead (Pb)-free or tin/lead alloy



Prototype quantities available in just 5 working days

or sooner. For more information, please contact

foil@vpgsensors.com



For better performances (values, TCR, tolerance, stability),

please contact us

100 125 150 175 200

Ambient Temperature (°C)



Compliant to RoHS directive 2002/95/EC

TABLE 2 - SPECIFICATIONS

(1)

MAXIMUM WORKING

VOLTAGE

300 V

(1)

RESISTANCE VALUE



100K

> 100K

AMBIENT POWER RATING

at + 70

°C

0.6 W

0.4 W

at + 125

°C

0.3 W

0.2 W

AVERAGE WEIGHT

(g)

1.4

Pb containing terminations are RoHS compliant, exemptions may apply

Resistance figures are obtained by measuring the leads at point 0.5" (12.7 mm) ±0.13" (3.2 mm) away from the root.

For any questions, contact

foil@vpgsensors.com

www.vishayfoilresistors.com

Document Number: 63063

Revision: 27-Apr-15

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