RCMA021870BBEA20 [VISHAY]

RESISTOR, METAL FILM, 0.125 W, 0.1 %, 25 ppm, 18.7 ohm, THROUGH HOLE MOUNT, AXIAL LEADED, ROHS COMPLIANT;


型号：	RCMA021870BBEA20
厂家：	VISHAY
描述：	RESISTOR, METAL FILM, 0.125 W, 0.1 %, 25 ppm, 18.7 ohm, THROUGH HOLE MOUNT, AXIAL LEADED, ROHS COMPLIANT 电阻器
文件：	总4页 (文件大小：86K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

RCMA

Vishay Sfernice

Molded Metal Film Very High Stability (< 0.25 % after 1000 h)

and Precision (up to 0.1 %) Resistors

FEATURES

• 0.1 W to 2 W at 70 °C

• EN 140-201

• CECC 40 100

• Very high stability: drift < 0.25 % after 1000 hours

RoHS

COMPLIANT

• Reduced total excursion: high initial precision (to 0.1 %)

with low temperature coefficient (down to 15 ppm/°C)

• The models in this series are the first ones qualified by the

CNES for spatial applications (certificate N°4 dated

October 22, 1972)

• Wide range ohmic values 1 Ω to 5 MΩ

• Accurate dimensions, high insulation and great

mechanical strength

• High climatic performances: - 65 °C/+ 155 °C/56 days

• Matching tolerance: 0.1 %

• Tracking TCR: 5 ppm/°C

• Termination: Pure Matte Tin

DIMENSIONS in millimeters

SERIES

25 min.

RCMA RCMA RCMA RCMA RCMA RCMA

DIMENSIONS

A max.

6.7

2.5

0.6

10.4 16.5 19.3

Ø B max.

Ø C

4.2

0.6

6.4

0.8

1.3

6.4

0.8

1.5

10.2 10.2

0.8

4.4

0.8

Ø B

Ø C

Unit weight in g

0.26 0.46

TECHNICAL SPECIFICATIONS

VISHAY SFERNICE SERIES

RCMA 02

RCMA 05

RCMA 08

RCMA 1

RCMA 2

RCMA 4

NF C 83-230

RS58P

RS63P

RS68P

CECC 40 100-803

Power Rating at 70 °C

0.125 W

0.250 W

0.500 W

0.75 W

1 W

2 W

0.2 % 10 Ω 332 kΩ 10 Ω 332 kΩ 10 Ω

0.5 % 1 % 1 Ω 1 MΩ 1 Ω 1 MΩ 1 Ω

0.1 % 0.2 % 10 Ω 332 kΩ 10 Ω 332 kΩ 10 Ω

0.5 % 1 % 1 Ω 1 MΩ 1 Ω 1 MΩ 1 Ω

1 MΩ 10 Ω

2 MΩ 1 Ω

1 MΩ 10 Ω

2 MΩ 1 Ω

1 MΩ 10 Ω 2.5 MΩ

2.5 MΩ 1 Ω 5 MΩ

1 MΩ 10 Ω 2.5 MΩ

Resistance

Value Range

in Relation to

- Tolerance

- Temperature

Coefficient

1.5 MΩ 1 Ω

1 MΩ 10 Ω

1.5 MΩ 1 Ω

2.5 MΩ 1Ω

1 MΩ 10 Ω

5MΩ

0.1 % 0.2 % 10 Ω 332 kΩ 10 Ω 332 kΩ 10 Ω 750 kΩ 10 Ω 750 kΩ 10 Ω

0.5 % 1 % 10 Ω 1 MΩ 10 Ω 1 MΩ 10 Ω 1.5 MΩ 10 Ω

300 V 350 V

720 kΩ

2 MΩ

2 MΩ 10 Ω 2.5 MΩ 10 Ω 2.5 MΩ

Maximum Voltage

Critical Resistance

400 V

500 V

333 kΩ

600 V

800 V

490 kΩ

320 kΩ

360 kΩ

320 kΩ

rated in the range

- 55 °C/+ 155 °C

K3 ≤ 50 ppm/°C

K4 ≤ 25 ppm/°C

Temperature

Coefficient

typical in the range

0 °C/+ 155 °C

K5 ≤ 15 ppm/°C

Insulation Resistance

Voltage Coefficient

> 10⁷MΩ

0.0001 % Volt

Environmental Specifications

- 65 °C/+ 155 °C/56 days

Undergoes European Quality Insurance System (CECC)

www.vishay.com

For technical questions, contact: sfer@vishay.com

Document Number: 52009

Revision: 24-Jan-07

RCMA

Molded Metal Film Very High Stability (< 0.25 % after 1000 h)

and Precision (up to 0.1 %) Resistors

Vishay Sfernice

PERFORMANCE

CECC 40 100

EN 140-201

TYPICAL VALUES

AND DRIFTS

TESTS

CONDITIONS STD 202

REQUIREMENTS

1 %

≤

Load Life at max. Category Temperature 1000 h at 125 °C 50 % of Pn

0.25 % or 0.05 Ω

0.1 % or 0.05 Ω

Insulation resist. > 1 GΩ

2.5 Um/5 s

limited to 2 Un

Short Time Overload

≤

(0.25 % + 0.05 Ω)

Damp Heat Humidity

(Steady State)

56 days

≤ (1 % + 0.05 Ω)

0.2 % or 0.05 Ω

0.1 % or 0.05 Ω

with low load

Insulation resist. > 1 GΩ

Rapid Temperature Change

- 55 °C

+ 155 °C

≤

(0.25 % + 0.05 Ω)

(1 % + 0.05 Ω)

≤

0.25 % or 0.05 Ω

Climatic Sequence

- 65 °C

+ 155 °C

Insulation resist. > 1 GΩ

Insulation resist. 10⁶MΩ

Terminal Strength

Vibration

Pull - Twist - 2 bends

≤

(0.25 % + 0.05 Ω)

≤ (1 % + 0.05 Ω)

0.05 % or 0.05 Ω

10 to 500 Hz

+ 260 °C 10 s

Soldering (Thermal Shock)

cycle 90’/30’

1000 h at Pn at 70 °C

Load Life

Shelf Life

0.1 % or 0.05 Ω

Insulation resist. > 1 GΩ

1 year

ambient temperature

POWER RATING CHART

PRACTICAL OPERATING TOLERANCES

Table 2 and 3 show the basic characteristics and maximum

values under different stresses. In fact, the values and drifts

are maintained to within narrower limits.

100

Temperature coefficient

between - 10 °C and + 70 °C

K5 ≤ 10 ppm/°C

K4 ≤ 15 ppm/°C

1000 hours at Pr

0.05 %

LONG LIFE

90’/30’ cycles

ambient temperature 70 °C

10 000 hours

at Pr

0.15 %

So, in operation under the specified conditions (Pr at 70 °C)

the total drift (load life + TCR) of a RCMA K4 does not exceed

0.25 %.

100

125

150

AMBIENT TEMPERATURE IN °C

SPECIAL APPLICATIONS

TEMPERATURE RISE

Temperature coefficient tracking to 5 ppm/°C.

Tolerance matching to 0.05 %.

Selection of positive or negative TCR in temperature range

of - 20 °C to + 125 °C.

For these applications and other requirements consult

VISHAY SFERNICE.

0.5

1.50

RATED POWER IN WATT

Document Number: 52009

Revision: 24-Jan-07

For technical questions, contact: sfer@vishay.com

www.vishay.com

RCMA

Molded Metal Film Very High Stability (< 0.25 % after 1000 h)

and Precision (up to 0.1 %) Resistorss

Vishay Sfernice

MARKING

Printed: SFERNICE trademark, series, style (due to lack of space RCMA 02 is printed MA 02), ohmic value (in Ω), tolerance

(in %), temperature coefficient, manufacturing date.

ORDERING INFORMATION

RCMA

100K

1 %

AM500

MODEL

SIZE

SPECIAL

DESIGN

OHMIC VALUE TOLERANCE TEMPERATURE

COEFFICIENT

PACKAGING

LEAD

(Pb)-FREE

Ammo-pack:

Tape in a box or

tape and reel

Method N°

Optional

SAP PART NUMBERING GUIDELINES

RCMA

10002

A20

MODEL

SIZE

OHMIC VALUE

TOLERANCE

TEMPERATURE

COEFFICIENT

PACKAGING

www.vishay.com

For technical questions, contact: sfer@vishay.com

Document Number: 52009

Revision: 24-Jan-07

Legal Disclaimer Notice

Vishay

Notice

Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,

or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.

Information contained herein is intended to provide a product description only. No license, express or implied, by

estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's

terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express

or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness

for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.

The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.

Customers using or selling these products for use in such applications do so at their own risk and agree to fully

indemnify Vishay for any damages resulting from such improper use or sale.

Document Number: 91000

Revision: 08-Apr-05

www.vishay.com

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