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SKU: 637720687415306596
Rs.60
Rs. 75
HLW8012 is a single-phase multi-function metering chip that provides high-frequency pulse CF for energy metering, indicating active power, and high-frequency CF1 for indicating current RMS or voltage RMS
HLW8012 Energy Metering IC Features:
- High-frequency pulse CF, indicating active power, ±0.2% accuracy in 1000:1 range
- High-frequency pulse CF1 can be configured as output current arms or voltage arms, achieving 0.5% accuracy over a 500:1 range
- Built-in oscillator
- Low power consumption, +5V single-supply operation, working power less than 15mW
- SOP-8 package
Chip Pin:
- VDD: Power supply, 5V voltage
- V1P: Analog input, Current Channel Differential Input, Maximum Differential Input Voltage Range ±43.75mV
- V1N: Analog input, 4
- V2P: Analog input, Voltage Channel Positive Input, Max Input Signal ±700mV
- GND: Simulated ground, Simulated ground
- CF: Digital output, Output active power high-frequency pulse, pulse duty cycle 50%
- CF1: Digital output, SEL=0, CF1 output current arms, pulse duty cycle 50%, SEL=1; CF1 output voltage arms, pulse duty cycle 50%
- SEL: Digital input, Configure CF1 output current or voltage arms, internal pull-down
Application:
- Metering socket
- Smart home electricity collector
- Intelligent street light power collection end
- The power quality monitoring system
- Various types of energy metering systems
- Internal block diagram
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