RS-1A48.7OHM1.0% datasheet, PDF

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RS-1A48.7OHM1.0%: DescriptionRESISTOR, WIRE WOUND, 1 W, 1 %, 20 ppm, 48.7 ohm, THROUGH HOLE MOUNT, AXIAL LEADED; CategoryPassive components The resistor; File Size160KB，2 Pages; ManufacturerVishay; Websitehttp://www.vishay.com

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RS-1A48.7OHM1.0% Overview

RESISTOR, WIRE WOUND, 1 W, 1 %, 20 ppm, 48.7 ohm, THROUGH HOLE MOUNT, AXIAL LEADED

RS-1A48.7OHM1.0% Parametric

Parameter Name	Attribute value
Is it lead-free?	Contains lead
Is it Rohs certified?	incompatible
Maker	Vishay
package instruction	,
Reach Compliance Code	compliant
ECCN code	EAR99
Other features	STANDARD: MIL-PRF-26
JESD-609 code	e0
Manufacturer's serial number	RS
Installation features	THROUGH HOLE MOUNT
Number of terminals	2
Minimum operating temperature	-65 °C
Package shape	TUBULAR PACKAGE
Rated power dissipation(P)	1 W
Rated temperature	25 °C
resistance	48.7 Ω
Resistor type	FIXED RESISTOR
surface mount	NO
technology	WIRE WOUND
Temperature Coefficient	20 ppm/°C
Terminal surface	Tin/Lead (Sn/Pb)
Terminal shape	WIRE
Tolerance	1%

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RS, NS

Vishay Dale

Wirewound Resistors, Military, MIL-PRF-26 Qualified,

Type RW, Precision Power, Silicone Coated

FEATURES

•

High temperature coating

Complete welded construction

Meets applicable requirements of MIL-PRF-26

Available in non-inductive styles (type NS) with

Aryton-Perry winding for lowest reactive components

• Excellent stability in operation

STANDARD ELECTRICAL SPECIFICATIONS

MODEL

MIL-PRF-26

POWER RATING***

0.05% thru

3% thru

10%

RESISTANCE RANGE

MIL. RANGE SHOWN IN BOLD FACE

Ω

WEIGHT

(Typical)

.125

—

0.1 - 950

0.15

—

1 - 1k

0.499 - 1k

0.499 - 3.4k

0.1 - 3.4k

0.21

.75

—

1 - 1.3k

0.499 - 1.3k

0.499 - 4.9k

0.1 - 4.9k

0.23

1.0

—

1 - 2.74k

0.499 - 2.74k 0.499 - 10.4k

0.1 - 10.4k

0.34

1.0

—

0.499 - 2.74k 0.499 - 10.4k

0.1 - 10.4k

—

0.34

RW70**

1.0

—

0.1 - 2.74k

RS-1M

—

1.0

—

1 - 1.32k

0.499 - 1.67k 0.499 - 6.85k

0.1 - 6.85k

0.30

RS-2

—

4.0

5.5

0.499 - 12.7k

0.1 - 47.1k

2.10

RS-2M

—

3.0

—

0.499 - 4.49k

0.1 - 18.74k

0.65

RS-2B

—

3.0

3.75

0.499 - 6.5k

0.1 - 24.5k

0.70

RS-2B-300

3.0

—

0.499 - 6.5k

0.1 - 24.5k

—

0.70

RW79**

3.0

—

0.1 - 6.49k

RS-2C

—

2.5

3.25

0.499 - 8.6k

0.1 - 32.3k

1.6

RS-2C-17

—

2.5

3.25

0.499 - 6.8k

0.499 - 8.6k

0.1 - 32.3k

1.6

RS-2C-23

—

3.25

0.1 - 32.3k

—

1.6

RW69*

—

3.0

0.1 - 2.0k

RS-5

—

5.0

6.5

0.499 - 25.7k

0.1 - 95.2k

4.2

RS-5-69

5.0

—

0.499 - 25.7k

0.1 - 95.2k

4.2

RW74**

5.0

—

0.1 - 24.3k

RS-5-70

—

6.5

0.1 - 95.2k

—

4.2

RW67*

—

6.5

0.1 - 8.2k

RS-7

—

7.0

9.0

0.499 - 41.4k

0.1 - 154k

4.7

RS-10

—

10.0

13.0

0.499 - 73.4k

0.1 - 273k

9.0

RS-10-38

10.0

—

0.499 - 73.4k

0.1 - 273k

—

9.0

RW78**

10.0

–

0.1 - 71.5k

RS-10-39

—

13.0

0.1 - 273k

—

9.0

RW68*

—

11.0

0.1 - 20k

* Standard tolerance for these Mil parts is

5% 1Ω and above,

10% below 1Ω.

**Standard tolerance for these Mil parts is

0.5% &

1% for resistance values 0.1Ω and above,

0.1% for resistance values 0.499Ω and above.

***Vishay Dale RS models have two power ratings depending on operation temperature and stability requirements.

NOTE:

Shaded area indicates most popular models.

RS-1/8

RS-1/4

RS-1/2

RS-1A

RS-1A-300

—

TYPE

0.05%

0.1%

0.25%

0.5%,

3%,

10%

TECHNICAL SPECIFICATIONS

PARAMETER

UNIT

Temperature Coefficient

ppm/°C

Dielectric Withstanding Voltage V

Short Time Overload

–

Maximum Working Voltage

Insulation Resistance

Terminal Strength

Solderability

Operating Temperature Range

Power Rating

Ω

–

°C

–

RS RESISTOR CHARACTERISTICS

90 for below 1Ω,

50 for 1Ω to 9.9Ω,

20 for 10Ω and above

500 minimum for RS-1/8 thru RS-1A, 1000 minimum for all others

5 x rated power for 5 seconds for 3.75 watt size and smaller,

10 x rated power for 5 seconds for 4 watt size and greater

(P x R)

1/2

1000 Megohm minimum dry, 100 Megohm minimum after moisture test

5 minimum for RS-1/8 thru RS-1A, 10 minimum for all others

MIL-PRF-26 type - Meets requirements of ANSI J-STD-002

Non Mil type - Terminals are 60/40 electro tin plated to facilitate soldering

Characterisitic U = - 65/+ 250, Characteristic V = - 65/+ 350

Characteristic U - + 250°C max. hot spot temperature,

0.5% max.

∆R

in 2000 hr. load life

Characteristic V - + 350°C max. hot spot temperature,

3.0% max.

∆R

in 2000 hr. load life

Ω

RESISTANCE

Ω

For technical questions, contact ww2bresistors@vishay.com

ORDERING INFORMATION

RS-1A

MODEL

1.0%

TOLERANCE

Document Number 30204

Revision 10-Jun-02

www.vishay.com

116

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