+15 years of track records with Power Metering AFE IPs

Low area, high accuracy, energy metering 24-bit ADC IP

5th generation Power Metering IP
For single or three phases

Dolphin Design Power Meter Analog-Front-End IP now available from 180nm down to 40nm process node.

Make the switch to the state-of-the-art ADC

Main benefits: 

✔Low-noise at low-frequency 

✔Low Offset

✔High THD 

✔Very low gain error < 0.01 % (for class 0,1)

✔Synchronised channels and phase shifting callibration

✔Integrated power computation algorithms

✔Pin and BOM cost reduction

Key features: 

✔ Exceeds IEC 62053-22 Classes 0.2s requirements

  • Active energy accuracy: < 0.1% error over 1/7000 range

✔ Small area

Only 1.4 mm² for a single phase in 40nm enabling optimized SoC

✔ Technical Features

Rogowski coil support
Programmable output data rate 4, 8, 16, 32ksps
22/24-bit sigma/delta ADC
Chopper stabilized PGA
Optional ULP LDO, 32KHz OSC & RTC to achieve < 1µA RTC mode
No input DC blocking capacitor required

✔ Optional Power & Energy Computation Engine

Requiring a simple and low-computing process MCU SoC
RTL based digital IP  enabling Flash-less power computation Algorithm

Related products

Power Management IPs 
SPIDER

Complete solution for cost-effective & efficient on-chip power management

Vision AI accelerator IP
RAPTOR

Fully programmable accelerator, designed to execute deep neural networks (DNN) in an energy-efficient way

Audio IPs 
BAT

Enabling HiFi and enhanced audio experience lasting days

DSP/AI  processor IP
PANTHER

Immersive audio experience lasting days. Solving both the ML operator versatility and the energy-efficiency quandary

µLP SoC chassis IP platform CHAMELEON

Open, user-configurable IP platform supporting CPUs from any vendor.

Looking for an AIoT systems to address energy efficiency challenges

Need to Discuss About Your Project?