MCP3905L-E/SS

Overview

The MCP3905L-E/SS is a single-phase energy metering integrated circuit manufactured by Microchip Technology. It features a 24-lead SSOP package and operates within a supply voltage range of 4.5 V to 5.5 V. The device supports an input impedance of 390 kΩ and provides a measurement error of 0.1%. It is qualified under AEC-Q100 standards for automotive applications, with a specified operating temperature range from -40°C to +85°C.

Feature Summary

• Single-phase energy metering capability
• AEC-Q100 automotive qualification
• High dynamic range gain configuration

Applications

• Automotive energy monitoring systems
• Single-phase power metering devices
• Electric vehicle charging infrastructure

Procurement Notes

Verify the specific suffix 'LT' against official documentation to confirm if it denotes a tape-and-reel variant or a distinct revision, as standard listings may default to tube packaging. Ensure the E-grade temperature rating aligns with system requirements. Confirm RoHS compliance status through the manufacturer's current environmental declaration before finalizing procurement orders.

Selection Notes

Select this component for applications requiring automotive-grade reliability in single-phase energy measurement. The 24-SSOP package suits space-constrained designs. Verify that the 390 kΩ input impedance matches the sensor interface requirements. Ensure the 4.5 V to 5.5 V supply range is compatible with the target system power architecture.

Part Context

This part belongs to the MCP3905 family of analog-to-digital converters specialized for energy metering. It shares architectural similarities with the MCP3905A and MCP3906 series but differs in specific grade and packaging options. The device integrates high-precision ADCs tailored for utility and industrial metering applications.

Replacement Considerations

MCP3905LT-E/SS

FAQ

Is the MCP3905L-E/SS suitable for automotive applications?

Yes, the device is qualified under the AEC-Q100 standard, making it suitable for automotive energy metering environments.

What is the operating temperature range for this component?

The specified operating temperature range is from -40°C to +85°C.