High Voltage

Planar Dividers

4530 Series

feedback circuits and measurement systems

4531*

4532*

4533*

4534*

4535*

4536*

4537*

Power rating at 70°C

watts

1.0

1.7

2.0

3.0

2.8

3.6

4.5

Resistance range

ohms

20K to 130M 36K to 250M 36K to 250M 62K to 450M 51K to 370M 82K to 660M 180K to 1.4G

Limiting element voltage

volts

6.5K

6.5K

10K

10K

15K

15K

15K

TCR (20°C to 70°C)

ppm/°C

100+

Resistance tolerance

%

1, 2, 5

Resistance ratio tolerances

%

1, 2, 5

Standard values

Any value to order

Ambient temperature range

°C

-55 to 125

General Note

Welwyn Components reserves the right to make changes in product specification without notice or liability.

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

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

Electrical Data

Issue B · 03.02

A subsidiary of

TT electronics plc

Welwyn Components

207

+TCR tracking 50, 100 ppm/°C

*5th or 6th digit determines protection and lead type (see marking)

x0.05

Dimensions (mm) of Uncoated Resistors*

Substrate

Type

L max

H max

T max

V nom

P nom

nominal

4531

25.7

9

2

5.1

20.3

25 x 8.5

4532

25.7

13

2

5.1

20.3

25 x 12.5

4533

38.7

9

2

5.1

33.0

38 x 8.5

4534

38.7

13

2

5.1

33.0

38 x 12.5

4535

51.2

9

2

7.62

45.7

50 x 8.5

4536

51.2

13

2

7.62

45.7

50 x 12.5

4537

51.2

25.7

2

7.62

45.7

50 x 25

Physical Data

*Conformally coated resistors: Add 1mm to dimensions L and H and 0.5mm to T.

Coating can be extended up to 2mm down leads.

Example: A conformally coated 4531 measures 26.7 x 10 x 2.5 max.