STPM10 is a programmable single-phase energy metering IC with tamper detection features. It can measure active, reactive, and apparent energies, current, voltage RMS, and instantaneous measurement, frequency measurement, etc. It has a ripple-free active energy pulsed output and live and neutral monitoring for tamper detection. It supports fast and simple one-point digital calibration over the whole current range. It has integrated linear voltage regulators for digital and analog supply. It supports 50 - 60 Hz - IEC62052-11, IEC62053-2x specifications. The error is less than 0.1% in the 1000:1 range. It has a precision voltage reference of 1.23 V with a maximum temperature coefficient of 30 ppm/°C.
The STPM10 is a programmable single-phase energy metering IC designed for effective measurement of active, reactive, and apparent energy in power line systems. It utilizes current transformer and shunt sensors and can be implemented in microcontroller-based single-phase or poly-phase energy meters. The device integrates analog and digital sections, including sigma-delta A/D converters and a hard-wired DSP unit.
| Operating ambient temperature | -40 to 85 °C |
|---|---|
| DC input voltage | -0.3 to 6 V |
| Precision voltage reference | 1.23 V with 30 ppm/°C max |
| Error in 1000:1 range | Less than 0.1% |
The device measures active, reactive, and apparent energies.
Yes, it includes live and neutral monitoring for tamper detection.
The device supports 50 - 60 Hz specifications.