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KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com

Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use.

2/08/08

LR

custom milliohm resistor

PMS 300 neg.

Black neg.

applications and ratings

* Other resistances are also available on request.

Derating Curve

environmental applications

100

80

60

40

20

-40

-20

0

206080100120160

70

40

Ambient Temperature

(°C)

0

140

180

Performance Characteristics

Parameter

Requirement

∆ R

Limit

Typical

Test Method

Resistance

25°C

Within specified

tolerance

––

T.C.R.

Room temp. +100°C UP

Within specified

T.C.R.

––

Resistance to

Soldering Heat

350°C ± 10°C, 3 seconds

±2.0%

±1.6%

Moisture Resistance

Power rating x 1/10, 40°C, 90% - 95% RH, 1000 hours,

1.5 hr ON, 0.5 hr OFF cycle

±3.0%

±2.7%

Endurance at 70°C

Rated voltage, 70°C, 1000 hours

1.5 hr ON, 0.5 hr OFF cycle

±5.0%

±3.0%

T.C.R.

(ppm/°C)

Max.

Resistance

Range

Part

Designation

Rated

Ambient

Temperature

Operating

Temperature

Range

Symbol

Maximum

Current

Rating (A)

LR12D

LR13D

LR16D

7.0

10m - 20m

Ω

+70°C

±100

-40°C

to

+180°C

7.5

9.0

9.5

10m - 20m

Ω

10m - 20m

Ω

10m - 15m

Ω

LR09D

LR10D

LR11D

4.5

20m - 50m

Ω

5.0

6.0

8.0

20m - 40m

Ω

15m - 20m

Ω

10m - 20m

Ω

LR14D

LR15D

LR18D

LR26D

5.5

15m - 30m

Ω

LR20D

11

12

5m - 10m

Ω

5m - 10m

Ω

LR23D

14

18

3m - 10m

Ω

3m - 5m

Ω

LR06D

LR07D

LR08D

3.0

50m - 100m

Ω

4.0

30m - 70m

Ω

Resistance

Tolerance

H: ±3%

J: ±5%

LR29D

21

12

13

15

16

08

09

11

14

10

18

20

23

26

06

07

29

3m - 5m

Ω

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