Datasheet

Product Data Sheet RER175-42/18/2TDPU
02/01/2019 page 5 of 13
3 Operating Data
3.1 Electrical Interface - Input
Control input PWM
Features
Inpute type Open collector
PWM - Frequency 1 kHz - 10 kHz
typical: 2 kHz
Characteristics
Schematics
The shown pull-up resistor R1 to the internal reference voltage (+5V) has 4.7kOhm.
Speed control:
By puls width modulation (PWM) 0 ... 100%