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MCP3909 Datasheet(PDF) 9 Page - Microchip Technology

Part # MCP3909
Description  Energy Metering IC with SPI Interface and Active Power Pulse Output
PDF  44 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

MCP3909 Datasheet(HTML) 9 Page - Microchip Technology

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© 2009 Microchip Technology Inc.
DS22025B-page 9
MCP3909
2.0
TYPICAL PERFORMANCE CURVES
Note: Unless otherwise specified, DVDD, AVDD = 5V; AGND, DGND = 0V; VREF = Internal, HPF = 1 (AC mode),
MCLK = 3.58 MHz, CH1 input = 660 mVP-P at 50 Hz, CH0 amplitude sweeps at 50 Hz.
FIGURE 2-1:
Active Power Measurement
Error (Gain = 8 PF = 1).
FIGURE 2-2:
Active Power Measurement
Error (Gain = 16, PF = 1).
FIGURE 2-3:
Active Power Measurement
Error (Gain = 2, PF = 1).
FIGURE 2-4:
Active Power Measurement
Error (Gain = 8, PF = 0.5).
FIGURE 2-5:
Active Power Measurement
Error (Gain = 16, PF = 0.5).
FIGURE 2-6:
Active Power Measurement
Error (Gain =2, PF = 0.5).
Note:
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0000
0.0001
0.0010
0.0100
0.1000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
-40°C
`
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0000
0.0001
0.0010
0.0100
0.1000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
- 40°C
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0001
0.0010
0.0100
0.1000
1.0000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
- 40°C
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0000
0.0001
0.0010
0.0100
0.1000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
-40°C
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0000
0.0001
0.0010
0.0100
0.1000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
-40°C
-1
-0.8
-0.6
-0.4
-0.2
0
0.2
0.4
0.6
0.8
1
0.0001
0.0010
0.0100
0.1000
1.0000
CH0 Vp-p Amplitude (V)
+85°C
+25°C
-40°C



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