M90E26 metering-ic equivalent, single-phase high-performance wide-span energy metering-ic.
Metering Features
* Metering features fully in compliance with the requirements of IEC62052-11, IEC62053-21 and IEC62053-23; applicable in class 1 or class 2 single-p.
* Programmable startup and no-load power threshold.
* Dedicated ADC and different gains for L line and N line c.
The M90E26 is a high-performance wide-span energy metering chip. The ADC and DSP technology ensure the chip's longterm stability over variations in grid and ambient environmental conditions.
BLOCK DIAGRAM
MMD1
MMD0
I1P
PGA
X1/X4/X8/
X16/X24
I1.
Image gallery
Download