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24August2015/Version 7

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LF 1010-S

10

0

10

1

10

2

10

3

10

4

10

5

10

6

−130

−120

−110

−100

−90

−80

−70

−60

10

0

10

1

10

2

10

3

10

4

10

5

10

6

10

−4

10

−3

10

−2

10

−1

10

0

rms

(Hz)

Figure 1: Maximum measuring resistance

I

P

R

U

Figure 3: Typical noise voltage density e

no

with R

Figure 4: Typical total output current noise with

R

To calculate the noise in a frequency band f

is:

with I

Example:

Figure 4 gives I

6

Hz) = 199 mA.

The output current noise (rms) is therefore:

I

I

2

− I

2

Figure 2: Typical step response (0 to 1 kA, 200 A/µs)

0

15

Time (µs)

30

45

Input 200 A/div

Output 40 mA/div

Typical performance characteristics

0

20

40

60

80

100

120

700 1000 1300 1600 1900 2200 2500 2800

22.8 V & 85 °C

14.25 V & 85 °C