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Industrial drive and the interface      >>>>>>      Electric energy metering      >>>>>>      High precision time measurement      >>>>>>      Digital isolator

Industrial drive and the interface:

Many wired communications and drives are used in industrial applications. The RS485 and MBUS interface circuits provided by Siproin meet the corresponding international standards. Siproin also provides magnetic relay drive circuit, H-bridge motor drive circuit and Darlington transistor for industrial users.
No Model Feature Operating voltage Quiescent current Input range Package Frequency(HZ Item
1 SSP485 Low power consumption RS485 transceiver 5V(typ) 300uA -7V-12V SOP8 2M 15KV HBM
2 SSP485N Selt-adaption Low power consumption RS485 transceiver 5V(typ) 500uA -7V-12V SOP8 2M 15KV HBM
3 SSP3485 Low power consumption RS485 transceiver 5V(typ) 450uA -7V-12V SOP8 10M 15KV HBM
4 SSP3085 Low power consumption RS485 transceiver 5V(typ) 480uA -7V-12V SOP8 500K 15KV HBM
5 MAX3085 Low power consumption RS485 transceiver 5V(typ) 300uA -7V-12V SOP8 1M 15KV HBM
6 MAX13085 Low power consumption RS485 transceiver 5V(typ) 300uA -7V-12V SOP8 2M 15KV HBM
7 SSP721 MBUStransceiver 2.5V~3.8V(BAT) 9.3V(VB) 0.5uA(Bat) 650uA(Bus) -0.3V-5.5V SOP16 9600 -42V~+42V BUS
8 SSP8023 Two-way relay driver 5V~40V 10nA (1)Pulse (100ms) (2)Voltage SOP8/SOT23-6   500mA Max
9 ULN2003 Darlington transistor 50V     SOP16   7channel Darlington transistor
10 ULN2803 Darlington transistor 50V     SOP18   8channel Darlington transistor
 

Application:

  • Smart hmeter,intelligent water meter, intelligent gas meter,intelligent heat meter
  • Relay driver, dc motor driver
  • Infrared receiver

Electric energy metering:      >>>>>>TOP

Series high precision electric power measurement integrated circuit, integrated Sigma-Delta ADC, digital signal processing and other analog circuit modules, according to different models can process active power, current and voltage effective value, can provide pulse output or SPI/UART interface.
No Model Operating voltage Power Consumption ADC channel Feature Output model Package Clock Dynamic Range
1 SSP1855 5V 15mW 2 Single phase high precision electricity meter Pulse SSOP24 3.5795MHz 500:1 0.1%
2 SSP1852 5V 30mW 6 Three - phase high - precision electricity meter Pulse SOP24 10MHz 500:1 0.1%
3 SSP1837 3.3V 6mW 6 Single - phase multi - function smart socket 2 Pulse SOP8 Build-in Clock 2500:1 1%
4 SSP1839 3.3V 10mW 6 Calibration - free single - phase meter Uart/Spi SSOP20/SOP16 Bulid-in Clock 2500:1 1%
5 SSP1840 3.3V 8mW 6 Calibration - free single - phase meter Uart/Spi TSSOP14 Build-in Clock 2500:1 1%
6 SSP1842 3.3V 8mW 6 Calibration - free single - phase meter Uart/Spi SSOP10 Build-in Clock 2500:1 1%
 

Application:

  • Electric meter
  • Industrial meter
  • Intelligent power management
  • Intelligent electrical outlet
  • Charging pile

High precision time measurement (TDC) circuit:      >>>>>>TOP

High precision time measurement (TDC) circuit integrates high-speed pulse generator, temperature test and clock control, analog comparator, analog switch, Schmidt trigger and other devices.The first wave detection function greatly improves the anti-interference ability and abnormal detection ability, and the programmable offset of the internal comparator can improve the sampling accuracy.Its powerful measurement and calibration capabilities and simple command system make it especially suitable for ultrasonic flow measurement and heat measurement.
No Model Operating voltage Quiescent current Time accuracy Feature Package
1 SSP1922 2.5V-3.6V <1.5uA 15ps High precision time measurement (TDC) circuit QFN32/LQFP32
2 SSP1930 2.5V-3.6V <1.5uA 15ps High precision time measurement (TDC) circuit QFN32/LQFP32

Application:

  • Ultrasonic water meter
  • ultrasonic measurement

Digital isolator:              >>>>>>TOP

Siproin microelectronics digital isolator, using chip level high voltage isolation process, isolation voltage to meet 5KVrms.This series of products have low radiation, excellent performance against electromagnetic interference, and high transmission rate and low power consumption.Equipped with enabling pins, the output can be placed in a high impedance state. With fail-safe mode, the output can be restored to the default state in the case of power loss of input power.
No Model Feature Operation voltage Isolation of pressure Transfer rate Current per channel Package
1 SSP582X 2 channel digital isolation 2.5V-5.5V 5KVrms 150Mbps 1.5mA SOIC16
2 SSP583X 3 channel digital isolation 2.5V-5.5V 5KVrms 150Mbps 1.5mA SOIC16
3 SSP584X 4 channel digital isolation 2.5V-5.5V 5KVrms 150Mbps 1.5mA SOIC16


Application:

  • industrial automation systems
  • medical equipment
  • automotive electronics
  • new energy
  • motor control
  • Smart electricity meter、Industrial meter