Datasheet > ESN2B20R00DB12

ESN2B20R00DB12

更新时间： 2024-12-02 05:11:31

品牌	Logo	应用领域
威世 - VISHAY		/
页数	文件大小	规格书
3页	148K
描述
Fixed Resistor, Wire Wound, 3W, 20ohm, 0.5% +/-Tol, -20,20ppm/Cel,

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ESN2B20R00DB12 数据手册

ESS, ESN, EGS, EGN

Vishay Dale

Wirewound Resistors, Military/Established Reliability

MIL-PRF-39007 Qualified, Type RWR, R Level

FEATURES

• High temperature silicone coated

• Complete welded construction

• Qualified to MIL-PRF-39007

• Available in non-inductive styles (types ESN and EGN)

with Aryton-Perry winding for lowest reactive components

• “S” level failure rate available

• Note: “Terminal Wire and Winding” type “W” and “Z” are

not listed below but are available upon request. Please

reference MIL-PRF-39007 QPL for approved “failure rate”

and “resistance tolerance/ranges”

STANDARD ELECTRICAL SPECIFICATIONS

MILITARY RESISTANCE RANGE Ω

MIL-PRF-39007

TYPE

POWER RATING

WEIGHT

MODEL

P_{25 °C}

(typical) g

0ꢀ. ꢁ

0ꢀ5 ꢁ and . ꢁ

0.1 - 1K

EGS-1-80

EGN-1-80

EGS-2

RWR81S

RWR81N

RWR82S

RWR82N

RWR80S

RWR80N

RWR71S

RWR71N

RWR89S

RWR89N

RWR74S

RWR74N

RWR84S

RWR84N

RWR78S

RWR78N

0.499 - 1K

0.21

0.23

0.34

0.90

0.70

4.2

0.499 - 499

0.1 - 499

0.499 - 1.3K

0.499 - 649

0.1 - 1.3K

EGN-2

0.1 - 649

EGS-3-80

EGN-3-80

ESS-2A

ESN-2A

ESS-2B

ESN-2B

ESS-5

0.499 - 3.16K

0.499 - 1.58K

0.499 - 12.1K

0.499 - 6.04K

0.499 - 4.12K

0.499 - 2.05K

0.499 - 12.1K

0.499 - 6.04K

0.499 - 12.4K

0.499 - 6.19K

0.499 - 39.2K

0.499 - 19.6K

0.1 - 3.16K

0.1 - 1.58K

0.1 - 12.1K

0.1 - 6.04K

0.1 - 4.12K

0.1 - 2.05K

0.1 - 12.1K

0.1 - 6.04K

0.1 - 12.4K

0.1 - 6.19K

0.1 - 39.2K

0.1 - 19.6K

ESN-5

4.2

EGS-10-80

EGN-10-80

ESS-10

3.6

9.0

ESN-10

9.0

GLOBAL PART NUMBER INFORMATION

Global/Military Part Numbering: RWR74S49R9FSB.2

TERMINAL WIRE

AND WINDING

TOLERANCE

CODE

MIL TYPE

RESISTANCE VALUE

FAILURE RATE

PACKAGING CODE

RWR7.

RWR74

RWR78

RWR80

RWR8.

RWR82

RWR84

RWR89

S = Solderable, inductive

3 digit significant figure,

followed by a multiplier

B = 0.1 ꢀ

D = 0.5 ꢀ

F = 1.0 ꢀ

M = 1.0 ꢀ/1000 h

P = 0.1 ꢀ/1000 h

R = 0.01 ꢀ/1000 h

S = 0.001 ꢀ/1000 h

B.2 = Bulk pack

S70 = Tape/reel

N = Solderable, noninductive

W = Weldable, inductive ⁽¹⁾

Z = Weldable, noninductive ⁽¹⁾

(smaller than 5 W)

S73 = Tape/reel

49R9 = 49.9 Ω

.000 = 100 Ω

.00. = 1000 Ω

(5 W and higher)

BSL = Bulk pack,

single lot date code

RSL = Tape/reel,

single lot date code

Note

⁽¹⁾Note that “W” and “Z” are not listed above but are available, see MIL-PRF-39007 QPL for available resistance values

www.vishay.com

158

For technical questions, contact: ww2bresistors@vishay.com

document number: 30203

Revision: 22-Oct-08

12 3

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