MCP3905AT-I/SS View Datasheet(PDF) - Microchip Technology

Part Name

Description

Manufacturer

MCP3905AT-I/SS

Energy Metering ICs with Active Real Power Pulse Output

Microchip Technology 

5.0 APPLICATIONS INFORMATION

5.1 Meter Design using the

MCP3905A/05L/06A

For all applications information, refer to AN994, "IEC

Compliant Active Energy Meter Design Using The

MCP3905/6” (DS00994). This application note

includes all required energy meter design information,

including the following:

• Meter rating and current sense choices

• Shunt design

• PGA selection

• F2, F1, F0 selection

• Meter calibration

• Anti-aliasing filter design

• Compensation for parasitic shunt inductance

• EMC design

• Power supply design

• No-Load threshold

• Start-up current

• Accuracy Testing Results from MCP3905-based

meter

• EMC Testing Results from MCP3905-based meter

MCP3905A/05L/06A

© 2006 Microchip Technology Inc.

DS22011A-page 17

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