MAXQ3181 Maxim, MAXQ3181 Datasheet - Page 30

• Manufacturer Part Number: MAXQ3181
• Description: The MAXQ3181 is a dedicated electricity measurement front-end that collects and calculates polyphase voltage, current, active power and energy, and many other metering parameters of a polyphase load
• Manufacturer: Maxim

Low-Power, Active Energy, Polyphase AFE
30
BIT
2:1
______________________________________________________________________________________
0
WIRSYS
APPSEL
NAME
3V3A (10)
1P3W (00)
Selects the mechanism to use for calculating apparent power.
0: S = V
RMS
x I
RMS
Operating Mode Register 2 (OPMODE2) (0x003) (continued)
Apparent power is calculated by multiplying, on a per-DSP cycle basis, the
product of the RMS volts and RMS amps. This bit must be set to 0.
FUNCTION
V
AB
I
I
A
B
I
B
V
BC
N
I
A
V
V
AN
BN
I
C
V
AC