C&H Technology RW User Manual

6121 Baker Road,
Suite 108
Minnetonka, MN 55345

www.chtechnology.com

Phone [phone]

Fax [phone]

1-800-274-4284

Thank you for downloading this document from C&H Technology, Inc.

Please contact the C&H Technology team for the following questions -

Technical

Application

Assembly

Availability

Pricing

Phone – 1-800-274-4284

E-Mail – [e-mail]

www.chtechnology.com - SPECIALISTS IN POWER ELECTRONIC COMPONENTS AND ASSEMBLIES - www.chtechnology.com

RW

Vishay Draloric

Vitreous Wirewound Resistors

FEATURES

• All welded construction

• Ceramic core

• Models acc. MIL-R-26 available

• Complete vitreous coating for perfect humidity protection

• Adjustable and non inductive design available

• TCR 100...180 ppm/K - WM110 (Class3)

STANDARD ELECTRICAL SPECIFICATIONS

MODEL

RW 10/44 18

RW 10/44 E 11

RW 10/44 Ni 11

RW 12/25 11 120

RW 12/38 15

RW 12/38 E 14

RW 12/38 Ni 14

RW 12/51 25

RW 12/51 E 17

RW 12/51 Ni 17

Note

1. Values in the first line of 10 % tolerance are produced with corrugated ribbon.

www.vishay.com For technical questions contact [e-mail]
88 Revision: 04-Jul-06

POWER RATING

P

40 °C

W

LIMITING VOLTAGE

V

400

350

600

RESISTANCE

1R0 - 3R9 10 E 12

4R3 - 36K 10 E 12

7R5 - 36K 5 E 24

1R0 - 6R2 10 E 12

6R8 - 1K6 10 E 12

6R8 - 1K6 5 E 24

6R2 - 2K4 10 E 12

6R2 - 2K4 5 E 24

R39 - 3R3 10 E 12

3R6 - 13K 10 E 12

33R - 13K 5 E 24

1R0 - 3R6 10 E 12

3R9 - 33K 10 E 12

5R6 - 33K 5 E 24

4R3 - 1K5 10 E 12

5R6 - 1K5 5 E 24

5R6 - 2K2 10 E 12

5R6 - 2K2 5 E 24

1R0 - 3R9 10 E 12

4R3 - 56K 10 E 12

5R6 - 56K 5 E 24

1R0 - 6R2 10 E 12

6R8 - 2K4 10 E 12

6R8 - 2K4 5 E 24

9R1 - 3K6 10 E 12

9R1 - 3K6 5 E 24

1)

RANGE

Ω

---

TOLERANCE

± %

E-SERIES

Document Number: 21005

RW

Vitreous Wirewound Resistors

STANDARD ELECTRICAL SPECIFICATIONS

MODEL

RW 12/76 45

RW 12/76 E 27

RW 12/76 Ni 27

RW 20/76 70

RW 20/76 E 42

RW 20/76 Ni 42 1000

RW 20/102 90

RW 20/102 E 55

RW 20/102 Ni 55

RW 30/102 130

RW 30/102 E 80

RW 30/152 220

RW 30/152 E 130

POWER RATING

P

40 °C

W

LIMIT I N G VO LTAG E

V

1000

1000

1400

1600

2500

Vishay Draloric

RESISTANCE

2R0 - 7R5 10 E 12

8R2 - 91K 10 E 12

8R2 - 91K 5 E 24

2R0 - 12R 10 E 12

13R - 4K3 10 E 12

13R - 4K3 5 E 24

16R - 6K2 10 E 12

16R - 6K2 5 E 24

1R0 - 11R 10 E 12

12R - 75K 10 E 12

12R - 75K 5 E 24

1R0 - 18R 10 E 12

20R - 6K8 10 E 12

20R - 6K8 5 E 24

24R - 10K 10 E 12

24R - 10K 5 E 24

18R - 110K 10 E 12

18R - 110K 5 E 24

30R - 10K 10 E 12

30R - 10K 5 E 24

36R - 15K 10 E 12

36R - 15K 5 E 24

2R7 - 22R 10 E 12

24R - 160K 10 E 12

24R - 160K 5 E 24

2R7 - 22R 10 E 12

43R - 15K 10 E 12

43R - 15K 5 E 24

4R7 - 30R 10 E 12

33R - 200K 10 E 12

33R - 200K 5 E 24

4R7 - 30R 10 E 12

75R - 24K 10 E 12

75R - 24K 5 E 24

1)

RANGE

Ω

3R - 16R 10 E 12

3R - 27R 10 E 12

TOLERANCE

± %

E-SERIES

Note

1. Values in the first line of 10 % tolerance are produced with corrugated ribbon.

Document Number: 21005 For technical questions contact [e-mail]
Revision: 04-Jul-06 89

www.vishay.com

RW

Vishay Draloric

Vitreous Wirewound Resistors

STANDARD ELECTRICAL SPECIFICATIONS

MODEL

P

40 °C

W

RW 30/203 300

RW 30/203 E 180

RW 30/267 400

RW 30/267 E 240

RW 30/305 480

RW 30/305 E 290

POWER RATING

RW 29

RW 30

RW 31

RW 32

RW 33

RW 35

RW 36

RW 37

RW 38

RW 47

2)

2)

2)

2)

2)

2)

2)

2)

2)

2)

11 400 7R5 - 3K3 5 E 24

11 120 33R - 1K1 5 E 24

14 350 5R6 - 3K 5 E 24

17 600 5R6 - 4K7 5 E 24

26 1000 8R2 - 8K2 5 E 24

55 1400 18R - 20K 5 E 24

78 1600 24R - 30K 5 E 24

113 2500 33R - 47K 5 E 24

159 3600 47R - 68K 5 E 24

210 5000 75R - 91K 5 E 24

LIMITING VOLTAGE

V

3600

5000

6000

RESISTANCE

RANGE

1)

Ω

TOLERANCE

± %

E-SERIES

6R8 - 43R 10 E 12

47R - 270K 10 E 12

47R - 270K 5 E 24

6R8 - 43R 10 E 12

100R - 36K 10 E 12

100R - 36K 5 E 24

8R2 - 68R 10 E 12

75R - 390K 10 E 12

75R - 390K 5 E 24

8R2 - 68R 10 E 12

150R - 47K 10 E 12

150R - 47K 5 E 24

10R - 68R 10 E 12

75R - 300K 10 E 12

75R - 300K 5 E 24

10R - 68R 10 E 12

160R - 56K 10 E 12

160R - 56K 5 E 24

Note

1. Values in the first line of 10 % tolerance are produced with corrugated ribbon.

2. Model according to MIL-R-26.

www.vishay.com For technical questions contact [e-mail]

Document Number: 21005

90 Revision: 04-Jul-06

RW

Vitreous Wirewound Resistors

GLOBAL PART NUMBER INFORMATION

New Global Part Numbering: RW0104411009JLX000 (preferred part number format)

1044 1001W0 JLX 09R 00

MODEL SIZE

RW 01044 = 10/44

01225 = 12/25
01238 = 12/38
01251 = 12/51
01276 = 12/76

02076 = 20/76
20102 = 20/102
30102 = 30/102
30152 = 30/152
30203 = 30/203
30267 = 30/267
30305 = 30/305

00029 = 29
00030 = 30
00031 = 31
00032 = 32
00033 = 33
00035 = 35
00036 = 36
00037 = 37
00038 = 38
00047 = 47

SPECIAL

CHARACTER

0 = neutral

1 = E

2 = NI

7 = FST

C = E FST

H = NI FST

Z = value

overflow (BV)

(Note: NI is
also known

as SWI)

VALUE TOLERANCE PACKING SPECIAL

3 digit value

1 digit multiplier

Multiplier:

-3

7 = *10

-2

8 = *10

-1

9 = *10

0

0 = *10

1

1 = *10

2

2 = *10

3

3 = *10

4

4 = *10

J = ± 5.0 %

K = ± 10.0 %

(see

Packing table)

Vishay Draloric

The 5 digit BV number will be
encoded using a 36 character

code. This code contains

numbers 0...9 and letters A...Z

(36 characters total) and allows

to encode at least 46 655 five

digit BV numbers.

000 = standard

Historical Part Number example: RW 10 x 44 E 10R 5 % (will continue to be accepted)

RW 10 x 44 E 10R 5 %

HISTORICAL MODEL SPECIAL CHARACTER VALUE TOLERANCE

PACKING TABLE

SAP DESCRIPTION TYPE

LX Loose pack, without quantity all

ZX Special pack (with BV #), without quantity all

Note: LX = B29 on Dale legacy

Document Number: 21005 For technical questions contact [e-mail]
Revision: 04-Jul-06 91

ZX = S51 on Dale legacy

www.vishay.com

RW

Vishay Draloric

Vitreous Wirewound Resistors

DIMENSIONS

L

d

2.5

[0.098]

MODEL

MM D

e

max.

b

a

RW 10/44

2.5

[0.098]

RW 12/25

RW 10/44 E

RW 10/44 Ni

1)

[0.5 (0.618)]

2)

RW 29

12.7 (15.7)

RW 30

15.1 (18.1)

[0.595 (0.713)]

L ± 1.6 mm 44.4 [1.748] 25.4 [1.000] 38.1 [1.500] 50.8 [2.000] 76.2 [3.000] 76.2 [3.000]

a 33.4 [1.315] 14.4 [0.570] 27.1 [1.070] 39.8 [1.570] 65.2 [2.570] 63.2 [2.490]

a

1

31.4 [1.236] - 25.1 [0.990] 37.8 [1.490] 63.2 [2.490] 63.2 [2.490]

b 6 [0.236] 6 [0.240] 6 [0.240] 6 [0.240] 6 [0.240] 8 [0.310]

b

1

5 [0.197] - 5 [0.200] 5 [0.200] 5 [0.200] 5 [0.200]

c 16.5 [0.650] 17.5 [0.690] 17.5 [0.690] 17.5 [0.690] 17.5 [0.690] 22 [0.870]

c

1

18.5 [0.728] - 19 [0.750] 19 [0.750] 19 [0.750] 23 [0.910]

d 4.5 [0.177] 5.5 [0.220] 5.5 [0.220] 5.5 [0.220] 5.5 [0.220] 12 [0.470]

e 3.2 [0.126] 3.2 [0.130] 3.2 [0.130] 3.2 [0.130] 3.2 [0.130] 4.2 [0.170]

e

1

2.8 [0.110] - 3.2 [0.130] 3.2 [0.130] 3.2 [0.130] 3.2 [0.130]

s 0.6 [0.024] 0.6 [0.020] 0.6 [0.020] 0.6 [0.020] 0.6 [0.020] 0.8 [0.030]

Weight (Grams) 101010151530

MODEL

MM D

max.

RW 20/102

RW 20/102 E

RW 20/102 Ni

1)

RW 35

23 (26)

2)

[0.906 (1.024)]

RW 30/102

RW 30/102 E

RW 36

33.3 (36.3)

[1.310 (1.430)]

L ± 1.6 mm 101.6 [4.000] 101.6 [4.000] 152.4 [6.000] 203.2 [8.000] 266.7 [10.50] 304.8 [12.00]

a 88.6 [3.490] 88.6 [3.490] 139.4 [5.490] 190.2 [7.490] 253.7 [9.990] 291.8 [11.49]

a

1

88.6 [3.490] 88.6 [3.490] 139.4 [5.490] 190.2 [7.490] 253.7 [9.990] 291.8 [11.49]

b 8 [0.310] 8 [0.310] 8 [0.310] 8 [0.310] 8 [0.310] 8 [0.310]

b

1

5 [0.200] 8 [0.310] 8 [0.310] 8 [0.310] 8 [0.310] 8 [0.310]

c 22 [0.870] 31 [1.220] 31 [1.220] 31 [1.220] 31 [1.220] 31 [1.220]

c

1

23 [0.910] 27 [1.060] 27 [1.060] 27 [1.060] 27 [1.060] 27 [1.060]

d 12 [0.470] 18.5 [0.730] 18.5 [0.730] 18.5 [0.730] 18.5 [0.730] 18.5 [0.730]

e 4.2 [0.170] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170]

e

1

3.2 [0.130] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170] 4.2 [0.170]

s 0.8 [0.030] 0.8 [0.030] 0.8 [0.030] 0.8 [0.030] 0.8 [0.030] 0.8 [0.030]

Weight (Grams) 62 136 200 260 330 430

Note

1. Numbers in (parenthesis) represent the Dimension D

2. Model according to MIL-R-26.

www.vishay.com For technical questions contact [e-mail]
92 Revision: 04-Jul-06

D

max.

c

b

s

Adjustable lug with
contact stud

1

DIMENSIONS in millimeters [inches]

RW 12/38

RW 12/38 E

2)

RW 12/38 Ni

RW 31

2)

15.1 (18.1)

[0.595 (0.713)]

RW 30/152

RW 30/152 E

2)

RW 37

2)

33.3 (36.3)

[1.310 (1.430)]

for resistor produced with corrugated ribbon.

max

RW 12/51

RW 12/51 E

RW 12/51 Ni

RW 32

15.1 (18.1)

[0.595 (0.713)]

RW 30/203
RW 30/203

RW 38

33.3 (36.3)

[1.310 (1.430)]

e

1

c

1

0.8 [0.030]
thickness

1.65 + 0.1

[0.065 + 0.004]

6.3 + 0.1

[0.248 + 0.004]

FST A 6.3 mm/DIN 46244
(at end terminals only)

2)

[0.595 (0.713)]

RW 30/267 E

2)

[1.310 (1.430)]

RW 12/76

RW 12/76 E

RW 12/76 Ni

RW 33

2)

15.1 (18.1)

RW 30/267

2)

RW 47

33.3 (36.3)

Document Number: 21005

[0.157 + 0.020]

4 + 0.5

8

± 0.1

[0.310 + 0.004]

a

1

RW 20/76

RW 20/76 E

RW 20/76 Ni

23 (26)

[0.906 (1.024)]

RW 30/305

RW 30/305 E

33.3 (36.3)

[1.310 (1.430)]

RW

Vitreous Wirewound Resistors

120

% NI REWE

100

OP DETAR

80

60

40

20

0

- 55 50 150 250 350

AMBIENT TEMPERATURE IN

RW 10/44

40

C

500

°

NI ESIR E

400

R
U

300

TA
R

EPMET

200

Derating

C

500

°

NI ESIR ERUTAREPMET

400

300

200

RW 12/25

°

C

Vishay Draloric

RW 12/51

RW 12/38

100

0

0 5 10 15 20 25

Temperature Rise

C

500

°

NI

E

400

SIR E

R
UTA

300

R
E
P

200

M
ET

100

0

0 20 40 60 80 100

MIL-R-26
Char.V

MIL-R-26
Char.V

RW 12/76

RW 20/76

Temperature Rise

C

500

°

N

I
E

400

S

I
R

E
R
U

300

TA
R

EP

200

M
E
T

100

RW 30/152

POWER IN W

POWER IN W

RW 30/267

100

0

0 5 10 15 20 25

Temperature Rise

C

500

°

NI ESIR ER

400

U

300

TA
REPMET

200

100

0

0 50 100 150 200 250

RW 20/102

MIL-R-26
Char.V

MIL-R-26
Char.V

RW 30/102

Temperature Rise

C

500

°

NI ESIR E

400

R
U

300

TARE

P

200

M
E
T

100

RW 12/25

RW 10/44

POWER IN W

POWER IN W

0

0 100 200 300 400 500

Temperature Rise

MIL-R-26
Char.V

POWER IN W

Document Number: 21005 For technical questions contact [e-mail]

0

0 100 200 300 400 500

Temperature Rise

MIL-R-26
Char.V

POWER IN W

www.vishay.com

Revision: 04-Jul-06 93