Packing in Tube. An example of a 32-WFQFN Exposed Pad package is shown below. This device can be used as a Single Phase meter. There is an option for Surface Mount. The operational temperature at -40°C~85°C is higher. 4.5V~15V power supply is used to power it. Check out LTC2947 for more similar parts. An assembly of 32 pins is present. There is a 6mA device on the market.
LTC2947IUFE#PBF Features
Single Phase meter.
LTC2947IUFE#PBF Applications
There are a lot of Linear Technology/Analog Devices LTC2947IUFE#PBF Energy Metering ICs applications.
Real-Time Measurement of Input Power for AC/DC Supplies
Intelligent Power Distribution Units
Telecom Infrastructure
Industrial Equipment
General Purpose Energy Measurement
Power monitoring/power budgeting
Central office equipment
Telecommunications and data communications equipment