UBN-21.98KOHM0.1% datasheet, PDF

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UBN-21.98KOHM0.1%: DescriptionFixed Resistor, Wire Wound, 1.5W, 1980ohm, 42V, 0.1% +/-Tol, -20,20ppm/Cel,; CategoryPassive components The resistor; File Size228KB，3 Pages; ManufacturerVishay; Websitehttp://www.vishay.com

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UBN-21.98KOHM0.1% Overview

Fixed Resistor, Wire Wound, 1.5W, 1980ohm, 42V, 0.1% +/-Tol, -20,20ppm/Cel,

UBN-21.98KOHM0.1% Parametric

Parameter Name	Attribute value
Objectid	857764350
Reach Compliance Code	unknown
Country Of Origin	Israel
ECCN code	EAR99
YTEOL	10
structure	Tubular
Lead diameter	0.5 mm
Lead length	25.4 mm
Number of terminals	2
Maximum operating temperature	250 °C
Minimum operating temperature	-55 °C
Package diameter	2 mm
Package length	7.9 mm
Package shape	TUBULAR PACKAGE
Package form	Axial
Rated power dissipation(P)	1.5 W
resistance	1980 Ω
Resistor type	FIXED RESISTOR
technology	WIRE WOUND
Temperature Coefficient	20 ppm/°C
Tolerance	0.1%
Operating Voltage	42 V

UBN-21.98KOHM0.1% Preview

UB Series

FEATURES

•

Resistances from 0.02 to 260kOhms

Power Rating 1 to 15 Watts

Resistance Tolerances to ± 0.01%

Low TCR: ± 20ppm/K Standard

MIL-R-26 / MIL-R-39007 Power Ratings

Temperature Range: -55°C to +250°C

Non-Inductive Windings Available

TABLE 1—SPECIFICATIONS

Tolerances

Temperature Coefficient

±0.01% to ±10% ( 1% Standard )

>10W : ±20ppm/K

1W to10W : ±50ppm/K

<1W : Call Factory

-55°C to +250°C

500 VAC : UB-1 / UB-2 / UB-3

1000 VAC : All Others

Centerless ground ceramic core

Tinned copper or copperweld leads

High temperature / trivalent / inorganic Silicone coating

All welded terminations

Temperature Range

Dielectric Strength

Constuction

Environmental Performance

(MIL-STD 202)

±0.2% + 0.05W

to ±1% depending on size and Resistance Value

±0.2% + 0.05W

±0.1% + 0.05W

Dielectric

Load Life

Storage

Moisture Resistance

Thermal Shock

5X Overload ( 5s )

Shock

Vibration

ORDERING INFORMATION

Part Number - Resistance - Tolerance - TCR ( If not standard )

UB-3 10 Ohm 1%

For Non-Inductive Windings / insert the letter “N” ( i.e. UBN-5 )

Document No.: 64326

Revision: 31-01-2015

For technical questions,

contact

powertron@vpgsensors.com

www.powertron.de

UB Series

TABLE 1—SPECIFICATIONS (continued)

Dimensions

Type

Wattage Rating

( Watts )

Maximum

Ohms

±0.062”

[±1.6mm]

MIL-R-26 /

MIL-

R-39007

Style

RW-81

RWR-81

RWR-82

RW-80

RWR-80

±0.031”

[±0.8mm]

±0.002”

[±0.05mm]

0.020 [0.5]

0.025 [0.6]

0.020 [0.5]

0.025 [0.6]

0.020 [0.5]

0.032 [0.8]

0.040 [1.0]

Maximum

Working

Voltage

UB-1

UB-2

UB-3

UB-3C

UB-5

UB-5C

UB-6

UB-10

UB-12

UB-15

1.5

3.4k

7.5k

10k

12.5k

25k

32k

50k

95k

150k

260k

0.250 [6.4]

0.312 [7.9]

0.406 [10.3]

0.350 [8.9]

0.560 [14.2]

0.500 [12.7]

0.625 [15.9]

0.875 [22.2]

1.220 [31.0]

1.780 [45.2]

0.085 [2.2]

0.078 [2.0]

0.094 [2.4]

0.156 [4.0]

0.187 [4.7]

0.218 [5.5]

0.250 [6.4]

0.312 [7.9]

0.375 [9.5]

135

162

194

258

425

607

1050

RW-84

Lead Diameter: 18 AWG = 0.040” / 20 AWG = 0.032” / 22 AWG = 0.025” / 24 AWG = 0.020”

Where more than one lead is listed / the top value is Standard

For non-inductive windings / divide maximum resistance by 2

This part does not meet the RoHS directive - call factory for details

FIGURE 1—DERATING

120

100

Power (%)

100

150

200

250

Ambient Temperature (°C)

www.powertron.de

For technical questions,

contact

powertron@vpgsensors.com

Document No.: 64326

Revision: 31-01-2015

Legal Disclaimer Notice

Vishay Precision Group, Inc.

Disclaimer

ALL PRODUCTS, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE.

Vishay Precision Group, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf

(collectively, “VPG”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in

any other disclosure relating to any product.

The product specifications do not expand or otherwise modify VPG’s terms and conditions of purchase, including but

not limited to, the warranty expressed therein.

VPG makes no warranty, representation or guarantee other than as set forth in the terms and conditions of purchase.

To the maximum extent permitted by applicable law, VPG disclaims (i) any and all liability arising out of the

application or use of any product, (ii) any and all liability, including without limitation special, consequential or

incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular purpose,

non-infringement and merchantability.

Information provided in datasheets and/or specifications may vary from actual results in different applications and

performance may vary over time. Statements regarding the suitability of products for certain types of applications

are based on VPG’s knowledge of typical requirements that are often placed on VPG products. It is the customer’s

responsibility to validate that a particular product with the properties described in the product specification is suitable for

use in a particular application. You should ensure you have the current version of the relevant information by contacting

VPG prior to performing installation or use of the product, such as on our website at vpgsensors.com.

No license, express, implied, or otherwise, to any intellectual property rights is granted by this document, or by any

conduct of VPG.

The products shown herein are not designed for use in life-saving or life-sustaining applications unless otherwise

expressly indicated. Customers using or selling VPG products not expressly indicated for use in such applications do

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Document No.: 63999

Revision: 15-Jul-2014

www.vpgsensors.com

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