High Performance, Multiphase Energy, and Power …

1 high performance , Multiphase energy , and Power Quality Monitoring IC. Data Sheet ADE9000. FEATURES Events, such as dip and swell, can trigger waveform storage 7 high performance ADCs Simplifies data collection for IEC 61000-4-7 harmonic analysis 101 dB SNR Advanced metrology feature set Wide input voltage range: 1 V, 707 mV rms FS at gain = 1 Total and fundamental active Power , volt amperes reactive Differential inputs (VAR), volt amperes (VA), watthour, VAR hour, and VA hour 25 ppm/ C maximum channel drift (including ADC, internal Total and fundamental IRMS, VRMS. VREF, PGA drift) enabling 10000:1 dynamic input range Total harmonic distortion Class metrology with standard external components Power factor Power quality measurements Supports active energy standards: IEC 62053-21 and Enables implementation of IEC 61000-4-30 Class S IEC 62053-22; EN50470-3; OIML R46; and ANSI VRMS , IRMS rms voltage refreshed each half cycle Supports reactive energy standards: IEC 62053-23, IEC 62053-24.

2 10 cycle rms/12 cycle rms high speed communication port: 20 MHz serial port Dip and swell monitors interface (SPI). Line frequency one per phase Integrated temperature sensor with 12-bit successive Zero crossing, zero-crossing timeout approximation register (SAR) ADC. Phase angle measurements 3 C accuracy from 40 C to +85 C. Supports CTs and Rogowski coil (di/dt) sensors APPLICATIONS. Multiple range phase/gain compensation for CTs energy and Power monitoring Digital integrator for Rogowski coils Power quality monitoring Flexible waveform buffer Protective devices Able to resample waveform to ensure 128 points per line Machine health cycle for ease of external harmonic analysis Smart Power distribution units Polyphase energy meters GENERAL DESCRIPTION sampling rate that varies based on line frequency to ensure The ADE90001 is a highly accurate, fully integrated, Multiphase 128 points per line cycle.

3 Resampling simplifies fast Fourier energy and Power quality monitoring device. Superior analog transform (FFT) calculation of at least 50 harmonics in an performance and a digital signal processing (DSP) core enable external processor. accurate energy monitoring over a wide dynamic range. An The ADE9000 simplifies the implementation of energy and integrated high end reference ensures low drift over temperature Power quality monitoring systems by providing tight integration of with a combined drift of less than 25 ppm/ C maximum for acquisition and calculation engines. The integrated ADCs and the entire channel including a programmable gain amplifier DSP engine calculate various parameters and provide data (PGA) and an analog -to-digital converter (ADC). through user accessible registers or indicate events through The ADE9000 offers complete Power monitoring capability by interrupt pins. With seven dedicated ADC channels, the providing total as well as fundamental measurements on rms, ADE9000 can be used on a 3-phase system or up to three active, reactive, and apparent powers and energies.

4 Advanced single-phase systems. It supports current transformers (CTs) or features such as dip and swell monitoring, frequency, phase Rogowski coils for current measurements. A digital integrator angle, voltage total harmonic distortion (VTHD), current total eliminates a discrete integrator required for Rogowski coils. harmonic distortion (ITHD), and Power factor measurements The ADE9000 absorbs most complexity in calculations for a enable implementation of Power quality measurements. The Power monitoring system. With a simple host microcontroller, cycle rms and 10 cycle rms/12 cycle rms, calculated according to the ADE9000 enables the design of standalone monitoring or IEC 61000-4-30 Class S, provide instantaneous rms measurements protection systems, or low cost nodes uploading data into the cloud. for real-time monitoring. Note that throughout this data sheet, multifunction pins, such The ADE9000 offers an integrated flexible waveform buffer that as CF4/EVENT/DREADY, are referred to either by the entire stores samples at a fixed data rate of 32 kSPS or 8 kSPS, or a pin name or by a single function of the pin, for example, EVENT, when only that function is relevant.

5 1. Protected by Patents 8,350,558; 8,010,304. Other patents are pending. Rev. A Document Feedback Information furnished by analog devices is believed to be accurate and reliable. However, no responsibility is assumed by analog devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No One Technology Way, Box 9106, Norwood, MA 02062-9106, license is granted by implication or otherwise under any patent or patent rights of analog devices . Tel: 2017 analog devices , Inc. All rights reserved. Trademarks and registered trademarks are the property of their respective owners. Technical Support ADE9000 Data Sheet TABLE OF CONTENTS. Features .. 1 Signal-to-Noise Ratio performance .. 23. Applications .. 1 Test Circuit .. 24. General Description .. 1 Terminology .. 25. Revision History .. 2 Theory of Operation.

6 26. Typical Applications 3 Measurements .. 26. 4 Power Quality 31. Timing Characteristics .. 8 Waveform Buffer .. 35. Absolute Maximum Ratings .. 9 Interrupts/Events .. 36. Thermal Resistance .. 9 Accessing On-Chip Data .. 37. ESD Caution .. 9 SPI Protocol Overview .. 37. Pin Configuration and Function Descriptions .. 10 Additional Communication Verification Registers .. 37. Typical performance Characteristics .. 12 CRC of Configuration 37. energy Linearity over Supply and 12 Configuration Lock .. 37. energy Error over Frequency and Power Factor .. 15 Register Map .. 38. energy Linearity Repeatability .. 16 Register Details .. 51. RMS Linearity over Temperature and RMS Error over Outline Dimensions .. 72. Frequency .. 17 Ordering Guide .. 72. energy and RMS Linearity with Integrator On .. 19. energy and RMS Error over Frequency with Integrator On .. 21. REVISION HISTORY. 6/2017 Rev. 0 to Rev. A.

7 Changes to General Description .. 1. Change to Operating Temperature Parameter, Table 3 .. 9. Change to Temperature Section .. 34. Change to Waveform Buffer 35. Change to Address 0x4FE, Table 6 .. 47. 1/2017 Revision 0: Initial Version Rev. A | Page 2 of 72. Data Sheet ADE9000. TYPICAL APPLICATIONS CIRCUIT. PHASE A PHASE B PHASE C NEUTRAL. ADE9000. REFERENCE. IAP CLKIN. DIGITAL BLOCK. ANTI- CLKOUT. ALIASING PGA ADC. IAN. FILTER RESET. SINC + DECIMATION. VAP IRQ0. ANTI- EVENT. ALIASING VAN PGA ADC DSP ENGINE INTERRUPTS. FILTER IRQ1. IBP TOTAL AND FUNDAMENTAL: ANTI- (IRMS, VRMS, ACTIVE, ALIASING REACTIVE, FILTER IBN APPARENT Power . AND energy ) CF1. VBP VTHD, ITHD, FREQUENCY, ANTI- PHASE ANGLE, ALIASING DIGITAL TO CF2. PGA ADC Power FACTOR, FILTER VBN VPEAK, IPEAK, DIP, FREQUENCY. CONVERSION. SWELL, OVERCURRENT, CF3/ZX. ICP FAST RMS, (CF). ANTI- 10 CYCLE RMS/. ALIASING PGA ADC 12 CYCLE RMS, CF4/EVENT/DREADY.

8 FILTER ICN. PHASE SEQ ERROR. VCP. ANTI- USER ACCESSIBLE. ALIASING PGA ADC REGISTERS. FILTER VCN SS. SPI SCLK. INP RESAMPLING INTERFACE MISO. ANTI- ENGINE. ALIASING PGA ADC MOSI. FILTER INN. LOAD. LOAD. LOAD. TEMP SAR WAVEFORM BUFFER. GND SENSOR (32kSPS, 8kSPS ADC SAMPLES. 15210-001. OR RESAMPLED DATA). Figure 1. Rev. A | Page 3 of 72. ADE9000 Data Sheet SPECIFICATIONS. VDD = V to V, GND = AGND = DGND = 0 V, on-chip reference, CLKIN = MHz crystal (XTAL), TMIN to TMAX = 40 C. to +85 C, TA = 25 C (typical), unless otherwise noted. Table 1. Parameter Min Typ Max Unit Test Conditions/Comments ACCURACY (MEASUREMENT ERROR. PER PHASE). Total Active energy % Over a dynamic range of 5000 to 1, 10 sec accumulation % Over a dynamic range of 10,000 to 1, 20 sec accumulation % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, high -pass filter (HPF) corner = Hz % Over a dynamic range of 5000 to 1, 10 sec accumulation, PGA = 4, integrator on, HPF corner = Hz Total Reactive energy % Over a dynamic range of 5000 to 1, 10 sec accumulation % Over a dynamic range of 10,000 to 1, 20 sec accumulation % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 5000 to 1, 10 sec accumulation, PGA = 4, integrator on, HPF corner = Hz Total Apparent energy % Over a dynamic range of 1000 to 1, 2 sec accumulation % Over a dynamic range of 5000 to 1, 10 sec accumulation % Over a dynamic range of 500 to 1, 1 sec accumulation, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, HPF corner = Hz Fundamental Active energy % Over a dynamic range of 5000 to 1, 2 sec accumulation % Over a dynamic range of 10,000 to 1.

9 10 sec accumulation % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 5000 to 1, 10 sec accumulation, PGA = 4, integrator on, HPF corner = Hz Fundamental Reactive energy % Over a dynamic range of 5000 to 1, 2 sec accumulation % Over a dynamic range of 10,000 to 1, 10 sec accumulation % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 5000 to 1, 10 sec accumulation, PGA = 4, integrator on, HPF corner = Hz Rev. A | Page 4 of 72. Data Sheet ADE9000. Parameter Min Typ Max Unit Test Conditions/Comments Fundamental Apparent energy % Over a dynamic range of 5000 to 1, 2 sec accumulation % Over a dynamic range of 10,000 to 1, 10 sec accumulation % Over a dynamic range of 1000 to 1, 2 sec accumulation, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 5000 to 1, 10 sec accumulation, PGA = 4, integrator on, HPF corner = Hz IRMS, VRMS % Over a dynamic range of 1000 to 1.

10 % Over a dynamic range of 5000 to 1. % Over a dynamic range of 500 to 1, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 1000 to 1, PGA = 4, integrator on, HPF corner = Hz Fundamental IRMS, VRMS % Over a dynamic range of 1000 to 1. % Over a dynamic range of 5000 to 1. % Over a dynamic range of 500 to 1, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 2000 to 1, PGA = 4, integrator on, HPF corner = Hz Active Power , VAR, VA % Over a dynamic range of 1000 to 1. % Over a dynamic range of, 3000 to 1. % Over a dynamic range of 500 to 1, PGA = 4, integrator on, HPF corner = Hz % Over a dynamic range of 1000 to 1, PGA = 4, integrator on, HPF corner = Hz Power Factor (PF) Error % Over a dynamic range of 5000 to 1. 128-Point per Line Cycle Resampled Data % An FFT is performed to receive the magnitude response; this error is the worst case error in the magnitude caused by resampling algorithm distortion; input signal is 50 Hz fundamental and ninth harmonic both at half of full scale (FS).