BL0937B

Belling
BL0937B ◆ FEATURES ◆ DESCRIPTION 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, cu...
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Технические характеристики

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Корпус SOP-8
Измеряемая силовая сеть
Количество измеряемых каналов
Тип выходного сигнала
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BL0937B ◆ FEATURES ◆ DESCRIPTION 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 (8 mW typical) SOP8          ◆ 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. Interrelated patents are pending. BLOCK DIAGRAM VDD Internal Clock 1 IP 2 IN 3 VP 4 BL0937B VDD 8 SEL 7 CF1 6 CF 5 GND IP IN PGA ADC Power On/Reset RMS DSP VP PGA ADC Reference Voltage SOP8 WATT Voltage to Frequency Converter SEL CF1 CF BL0937B GND http://www.belling.com.cn - 1 Total 7 Pages V1.0 PDF
Документация на BL0937B 

BL0937B

Дата модификации: 21.12.2021

Размер: 456.4 Кб

7 стр.

BL0937 Application Note BL0937 Application Note Catelog Overview ................................................................................................................................... 1 BL0937 Features ....................................................................................................................... 1 Pin Description:......................................................................................................................... 2 Typical Application Circuit: ...................................................................................................... 2 Calibrating the BL0937 ............................................................................................................. 3 PCBLayout Considerations ....................................................................................................... 4 Overview The BL0937 is a high accuracy electrical energy measurement IC intended for single-phase application. It measures line voltage and current and calculates active energy and instantaneous rms voltage and current. The devices are suitable for multifunction smart electricity meters, power distribution units for corporate data centers, and in-home energy monitors for consumers. BL0937 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 (4mA ~ 30A) @ 1mohm On-Chip anti-creep protection On-Chip power supply detector On-Chip voltage reference of 1.218V(Typical) On-chip oscillator as clock source, 2MHz (Typical) Single 3.3V supply, low power consumption (6 mW Typical) SOP8 Shanghai Belling Co., Ltd 1 / 5 810, Yishan Road, Shanghai, China, 200233 Tel: +86-21-24261000 www.belling.com.cn V1.0 PDF
Документация на BL0937B 

BL0937 APP_NOTE_E_V1.0

Дата модификации: 10.02.2020

Размер: 390.7 Кб

5 стр.

    Публикации 2

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    Однофазные измерители электроэнергии Belling

    Корпорация Shanghai Belling Corp., Ltd., изначально называвшаяся Shanghai Belling Microelectronic MFG. Corp. Ltd., была основана в 1988 году Шанхайским муниципальным бюро приборостроения и компанией Shanghai Bell. Belling стал первым совместным... ...читать

    08 октября 2024
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    Трехфазный измеритель электроэнергии Belling

    Shanghai Belling Corp., Ltd. (Belling) был основан Шанхайским муниципальным бюро приборостроения и компанией Shanghai Bell в сентябре 1988 года и изначально носил название Shanghai Belling Microelectronic Mfg. Corp. Ltd. Сегодня Belling занимается... ...читать

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    71M6542F-IGT/F (MAX)