Vitreous Enamelled

Wirewound Resistors

W20 Series

© Welwyn Components Limited Bedlington, Northumberland NE22 7AA, UK

Telephone: +44 (0) 1670 822181 · Facsimile: +44 (0) 1670 829465 · Email: info@welwyn-tt.com · Website: www.welwyn-tt.com

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07.11

Welwyn Components

W20_C.qxd 28/4/03 10:19 am Page 2

Ordering Procedure

Example: W22 at 3.3 kilohms and 5% tolerance on a reel of 700 pieces –

W 2 2 – 3 K 3 J I

Type

Value (use IEC62 code)

Tolerance (use IEC62 code)

F

1%

J

5%

G 2%

Packing

I

Ammo

W21, W215

1000/box

Standard

Tape

W22

700/reel

Bulk

W23, W24

50/box

For CECC released product state on order the CECC number and style. Example:

W22-3K3JI CECC40201-002 KB

For SnPb finish instead of Pb-free replace the packing suffix with

PB. Example: W22-3K3JPB

Ordering Procedure

This product has two valid part numbers:

Example: W22-3K3JI (W22, 3.3 kilohms ±5%, Pb-free)

W 2

2

-

3 K

3

J

I

1

2

3

4

For CECC released product state on order the CECC number and style. Example:

W22-3K3JI CECC40201-002 KB

USA (IRC) Part Number: W22-3301JLF (W22, 3.3 kilohms ±5%, Pb-free)

W 2

2

-

3

3

0

1

J

L

F

1

2

3

4

1

2

3

4

Type

Value

Tolerance Packing & Termination Finish

W21 E24 = 3/4 characters

F = ±1%

I = Standard packing & Pb-free

W215

R = ohms

G = ±2%

PB = Standard packing & SnPb

W22

K = kilohms

J = ±5%

W21, W215

1000/box

W23

W22

700/reel

W24

W23, W24

50/box

1

2

3

4

Type

Value

Tolerance Packing & Termination Finish

W21

3 digits + multiplier

F = ±1%

LF = Standard packing & Pb-free

W215 R = ohms for values <100 ohms G = ±2%

Omit for Standard packing & SnPb

W22

J = ±5%

W21, W215

1000/box

W23

W22

700/reel

W24

W23, W24

50/box

Vitreous Enamelled

Wirewound Resistors

W20 Series

06.18

General Note

TT Electronics reserves the right to make changes in product specification without notice or liability.

All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.

© TT Electronics plc

www.ttelectronics.com/resistors

BI Technologies IRC Welwyn