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SOC Shenzhen SinOne Microelectronics SCW8916B Water Level Detection IC with Industrial Grade 4KV EFT and 6KV ESD

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SOC Shenzhen SinOne Microelectronics SCW8916B Water Level Detection IC with Industrial Grade 4KV EFT and 6KV ESD

Description : SOP-16 Float, Level Sensors RoHS

Mfr. Part # : SCW8916B

Model Number : SCW8916B

Package : SOP-16

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Product Overview

The SCW8916 is a 4-channel high-sensitivity capacitive water level detection IC capable of accurately detecting changes in water and other liquid levels from a distance of 2mm. It features industrial-grade specifications with 4KV EFT and 6KV contact ESD capabilities, and can pass 3V CS testing, making it an ideal choice for electronic liquid level detection solutions. It is well-suited for water-related home appliances and electronic products such as water dispensers, purifiers, coffee machines, kettles, dishwashers, and ice makers.

Product Attributes

Brand: SinOne Chip
Origin: (Shenzhen Saiyuan Microelectronics Co., Ltd.)
Certifications: 4KV EFT, 6KV Contact ESD, 3V CS Test Passed

Technical Specifications

Feature	Specification
Working Voltage	3.0V~5.5V
Working Temperature	-40 ~ 85
Package	SOP16
Water Level Detection Channels	1~4 Channels
Sensitivity Adjustment	8 levels (adjustable via external resistor)
Test Mode	Online whole-machine water/no-water status debugging
Detection Principle	Capacitive sensing, non-contact detection up to 2mm
Communication Protocols	Level one-to-one output mode, UART output mode
UART Baud Rate	9600
UART Output Interval	100ms
ESD Capability	6KV Contact ESD
EFT Capability	4KV EFT
CS Test	3V Dynamic CS Test Passed
Channel Usage	CH1 (lowest), CH2, CH3, CH4 (highest); unused channels to be grounded.
Sensitivity Resistor	100K to VDD for default sensitivity; range from 3.3K to 82K for adjustment.
Output Modes (OUTS Pin)	0: UART output (100ms refresh); H (High/Floating): Level one-to-one output.
Test Mode (TOPT Pin)	0: Calibrate lower water level only; 1: Calibrate upper and lower water levels.
Self-Check Mode Entry	TEST pin receives 500mS low pulse and >500mS high pulse within 2S of power-up.
Calibration Signal (TEST Pin)	100mS low pulse + >500ms high for lower water level calibration; two 100mS low pulses + >500ms high for upper and lower water level calibration.

1811151450_SOC-Shenzhen-SinOne-Microelectronics-SCW8916B_C93853.pdf

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