STK681-332-E
Technical Information
1.Configuration of each pins <Configuration of the IN1, IN2, and ENABLE input pins>
Input pins: 16, 17, 18 pin
5V
10kΩ
100kΩ
VSS
The input pins of this driver all use Schmitt input. Typical specifications at Tc=25°C are given below. Hysteresis
voltage is 0.3V (VIHa-VILa).
When rising
1.8V typ
Input voltage
VIHa
When falling
1.5V typ
VILa
Input voltage specifications are as follows.
VIH=2.5V min
VIL=0.8V max
<Configuration of the FAULT input pin>
Output pin
5V
Pin 16
VSS
<Configuration of the Vref input pin>
Pin 19
Amplifier
To 1, 2, 3 pins
Vref/4.9
VSS
VDD
PWM control
To MOSFET
gate
No. A1591-9/14