Z203437R00DB datasheet, PDF - EEWORLD Datasheet

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Z203437R00DB: DescriptionFixed Resistor, Metal Foil, 0.6W, 437ohm, 300V, 0.5% +/-Tol, -.2,.2ppm/Cel, 3011,; CategoryPassive components The resistor; File Size421KB，6 Pages; ManufacturerVishay; Websitehttp://www.vishay.com; Environmental Compliance

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Z203437R00DB Overview

Fixed Resistor, Metal Foil, 0.6W, 437ohm, 300V, 0.5% +/-Tol, -.2,.2ppm/Cel, 3011,

Z203437R00DB Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Maker	Vishay
Reach Compliance Code	unknow
ECCN code	EAR99
structure	Rectangul
Lead diameter	0.644 mm
Lead length	25.4 mm
lead spacing	3.81 mm
Number of terminals	2
Maximum operating temperature	175 °C
Minimum operating temperature	-55 °C
Package height	8.28 mm
Package length	7.62 mm
Package shape	RECTANGULAR PACKAGE
Package form	Radial
Package width	2.67 mm
method of packing	Bulk
Rated power dissipation(P)	0.6 W
resistance	437 Ω
Resistor type	FIXED RESISTOR
series	Z203
size code	3011
technology	METAL FOIL
Temperature Coefficient	-.2,.2 ppm/°C
Tolerance	0.5%
Operating Voltage	300 V

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Z203 (Z1-Foil)

Vishay Foil Resistors

Ultra High Precision Z1-Foil Resistor for Metrology and Laboratory

with TCR of 0.5 ppm/°C Maximum, Tolerance to 0.005 % (50 ppm)

and Load Life Stability of 0.005 % (50 ppm), + 70 °C for 10 000 h

INDUSTRY BREAKTHROUGH

FEATURES



Temperature coefficient of resistance (TCR):

± 0.5 ppm/°C maximum (+ 25 °C to + 125 °C)



Power coefficient of resistance “R due to self

heating”: ± 5 ppm at rated power



Rated power: 0.6 W at 70 °C

0.3 W at 125 °C



Resistance tolerance: to ± 0.005 % (50 ppm)



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

10 000 h at 0.15 W



Resistance range: 10



to 100 k



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) up to 25 000 V



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: 0.1 µV/°C max.



Thermal stabilization time < 1 s (nominal value achieved

within 10 ppm of steady state value)



Voltage coefficient: < 0.1 ppm/V



Non-inductive: 0.08 µH



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



Maximum working voltage: 300 V



Drop in replacement for S102C/K



Matched sets are available per request



Prototype quantities available in just 5 working days

or sooner. For more information, please contact

foil@vishaypg.com



For better performances please contact us



Compliant to RoHS directive 2002/95/EC

Z203 resistors are not restricted to standard values or

minimum order quantity, and can be supplied from 1 unit

with as-required values (e.g. 9.997 k vs. 10 k) at no

extra cost or delivery time.

Our application engineering department is available to

advise and to make recommendations. For non-standard

technical requirements and special applications, please

FIGURE 1 - Z203 ON A PC BOARD

Connection

Distant

from

Solder

Point

(1)

PCB

A-A

Note

(1)

The leads on the Z203 connect to the Bulk Metal

Foil resistive

element at the top of the package using solder-free, all welded

construction. This high-reliability enhancement protects the

terminations from initial board-assembly and subsequent board

flexation stresses. The welded construction completely eliminates

the possibility of latent failures due to solder reflow and

solder-starved internal connections.

FIGURE 2 - POWER DERATING CURVE

200

- 55 °C

+ 70 °C

TABLE 1 - TOLERANCE AND TCR VS.

RESISTANCE

STANDARD

TOLERANCE

(%)

TYP. TCR

AND MAX.

SPREAD

(ppm/°C)

(+ 25 °C to

+ 125 °C)

± 0.2 ± 0.3

± 0.2 ± 0.4

± 0.2 ± 0.6

± 0.2 ± 0.8

± 0.2 ± 1.0

TYP. TCR

AND MAX.

SPREAD

(ppm/°C)

(- 55 °C to

+ 25 °C)

± 0.2 ± 1.8

± 0.2 ± 2.0

± 0.2 ± 2.3

± 0.2 ± 2.6

± 0.2 ± 2.8

Percent of Rated Power at + 125 °C

Double Rated Power

175

150

125

100

- 75 - 50 - 25

VALUE

Rated Power

Recommended

operation for

< 150 ppm

ΔR

after 2000 h

load life

100



to 100 k



to < 100



to < 80



to < 50



± 0.005 %

± 0.01 %

± 0.02 %

+ 25 + 50 + 75 + 100 + 125 + 150 + 175 + 200

Ambient Temperature (°C)



to < 25



* Pb containing terminations are RoHS compliant, exemptions may apply

Document Number: 63186

Revision: 29-Mar-10

For any questions, contact:

foil@vishaypg.com

www.foilresistors.com

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