Cirrus-logic AN362 Manuel d'utilisateur télécharger pdf (Page 6)

AN362

6 AN362REV1

3.3Accuracy Results for I

RMS

Load Current Performance

Figure 5. I

RMS

Load Current Performance

Load Current (A)

Current Dynamic

Range (x:1)

I

RMS

Register Value

(10-Second Average)

I

RMS

Error

80 1 0.60011034 0.02%

8 10 0.06009873 0.02%

0.8 100 0.006001252 0.02%

0.16 500 0.001200491 0.04%

0.08 1000 0.000600857 0.14%

Table 3. I

RMS

Load Current Performance

-0.3

-0.2

-0.1

0

0.1

0.2

0.3

0.1 1 10 100

Percent Error (%)

Load Current (A)

Note: CS5480, where U

n

= 240 V, I

b(max)

= 2 (80 A) at 50 Hz

1 2 3 4 5 6 7 8 9 10 11 ... 15 16

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