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STPM32 数据表(PDF) 27 Page - STMicroelectronics

部件名 STPM32
功能描述  ASSP for metering applications with up to four independent 24-bit 2nd order sigma-delta ADCs, 4 MHz OSF and 2 embedded PGLNA
PDF  121 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STPM32 数据表(HTML) 27 Page - STMicroelectronics

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DS10272 Rev 8
27/121
STPM32, STPM33, STPM34
Typical performance characteristics
121
7
Typical performance characteristics
Active energy error is measured at T= 25 °C, over phi (0°, 60°, -60°).
Reactive energy error is measured at T= 25 °C, over phi (90°, -90°, 60°, -60°).
Figure 12. Active energy error vs. current
gain=2x integrator off
Figure 13. Active energy error vs. current
gain=16x integrator off
Figure 14. Active energy error vs. frequency
gain=2x integrator off
Figure 15. Active energy error vs. frequency
gain=16x integrator off
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.01
0.1
1
10
100
Current Amplitude to full -scale ratio [%]
phi=0°
phi=+60°
phi=-60°
GIPG1403141112LM
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.01
0.1
1
10
100
Current Amplitude to full - scale ratio [%]
phi=0°
phi=-60°
phi=+60°
GIPG1403141120LM
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
45
50
55
60
65
Frequency [Hz]
phi=0°
phi=+60°
phi=-60°
GIPG1403141123LM
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
45
50
55
60
65
Frequency [Hz]
phi=0°
phi=+60°
phi=-60°
GIPG1403141129LM



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