BL0937B Single Phase Energy Meter IC with Integrated Oscillator for Socket
●BL0937B is a wide range of single-phase multi-function energy meter IC for single-phase socket, Smart Appliance, with a low cost and high accuracy.
●BL0937B integrates two high-accuracy Sigma-Delta ADC, voltage reference, power management and other analog circuit modules, and digital signal processing circuit to calculate active power, IRMS, VRMS etc.High frequency CF1 is provided for indicating IRMS/VRMS and high frequency CF for energy metering.
●BL0937B can measure the single-phase active energy, active power, current and voltage RMS and other parameters to fully meet the needs of the socket, power strip,smart appliances and others.
●FEATURES
●High accuracy, less than ±0.5% error over a dynamic range of 2500: 1
●High stability of large signal, in the condition of signal 300mA, less than ± 0.2%error in the output frequency fluctuation(CF).
●High stability of small signal, in the condition of signal 50mA, less than ± 0.3%error in the output frequency fluctuation(CF).
●Current and voltage RMS, current measurement range(8mA ~ 30A) @ 1mohm
●On-Chip anti-creep protection
●On-Chip power supply detector
●On-Chip voltage reference of 1.1V(typical)
●On-chip oscillator as clock source,
●Single 3.3V supply, low power (8mW typical)
●SOP8
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Single Phase Energy Meter IC 、 single-phase multi-function energy meter IC |
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[ single-phase socket ][ Smart Appliance ][ socket ][ power strip ][ smart appliances ] |
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Datasheet |
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Please see the document for details |
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SOP8 |
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English Chinese Chinese and English Japanese |
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2021/7/13 |
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V1.0 |
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818 KB |
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