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SCF4-M module

Pin description


Technical specifications

Module dimensions 16 x 23 x 2.3 mm [0.63 x 0.91 x 0.09 in]
Controlled stepper motors 3
Connectivity USB (optional USART, I2C, SPI)
Module pin count 29
Stepper motor resolution up to 1/1024 micro-steps (1/64 default)
PWM voltage levels for filter switch H-Bridge (128 voltage levels)
Weight 0.9g
Power consumption (module only) 55mA @ 5V
Power consumption (operating x18 lens 2 motors) 180mA @ 5V

Absolute maximum ratings

Min supply voltage 4.3 V
Max supply voltage


Stepper motor max current 200 mA @ 5V
IR Filter coil max current 300 mA @ 5V

Operating parameters

Operating voltage 4.5 ~ 5.5 V
Controller max current consumption 1 A @ 5V
Controller power rating 5 W
Relative Humidity Non-Condensing  
Operating Temperature -40 ~ 85 °C

Mechanical dimensions


Test points

For testing, flashing firmware and post-production purposes SCF4-M module has several test points.


For exact dimensions and locations check 3D STEP file.