NA2201BDAE2S

Overview

The NA2201BDAE2S is a digital earth leakage current detector IC manufactured by Nisshinbo Micro Devices Inc. It operates within a supply voltage range of 4.0V to 5.5V and features a built-in high-precision 14-bit analog-to-digital converter. The device supports overvoltage detection and DC current detection functions, with an operating temperature range from -40°C to 105°C. It consumes 470µA of supply current and is housed in a 16-LSSOP package.

Feature Summary

• Integrated high-precision 14-bit ADC for accurate signal processing
• Supports both overvoltage detection and DC current detection capabilities
• Designed specifically for digital earth leakage current monitoring applications

Applications

• Earth leakage detectors
• Digital earth leakage current monitoring systems
• Overvoltage protection circuits

Procurement Notes

Verify the specific ordering suffix and package variant against the official datasheet before procurement. Confirm that the 16-LSSOP footprint matches your PCB design requirements. Ensure the supply voltage range aligns with your system's power rails. Check for any specific environmental or automotive qualification requirements if applicable to your end-use case.

Selection Notes

Select this component when a dedicated digital solution for earth leakage detection is required. The integrated ADC simplifies design by reducing external component count. Consider the 470µA supply current for low-power applications. Verify compatibility with existing overvoltage detection strategies in the target system architecture.

Part Context

This part belongs to Nisshinbo's analog front-end and detector IC portfolio. It complements other precision measurement devices by offering a specialized function for safety-critical leakage current monitoring. The integration of ADC and detection logic distinguishes it from general-purpose amplifiers or standalone ADCs.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation. Consult the manufacturer for potential alternatives if this specific model is unavailable.

FAQ

What is the resolution of the built-in ADC?

The NA2201BDAE2S features a built-in high-precision 14-bit analog-to-digital converter.

What is the maximum supply voltage?

The maximum supply voltage (VDD) for this device is 5.5V.