LB1940T Datasheet (Sanyo Semicon Device) - (LB1940T/U) 2-ch H-Bridge Constant Current Driver

LB1940T, (LB1940T/U) 2-ch H-Bridge Constant Current Driver

Pin No.

LB1940T 1 2 3 4 5 6 7 8 9 10 LB1940U 20 19 18 17 16 15 14 13 12 11 Pin Name VC1 S-GND VC2 Vref ENA1 ENA2 IN1 IN2 FC1 FC2 Description Reference voltage input for 1ch control GND for control system Reference voltage input for 2ch control Reference voltage output Signal input for 1ch control Si

LB1940T Features

* Low-voltage driving 2-power source type: VS = 1.6 to 7.5V, VDD = 1.9 to 6.5V Single power source type: VS = VDD = 1.9 to 7.5V

* Low saturation output: VO(sat) = 0.3V at IO of 200mA

* Constant-current control

* Built-in reference voltage (Vref = 0.9V)

* Small