Ordering number : ENA1591C STK681-332-E Thick-Film Hybrid IC STK681-332-E Allowable Operating Ranges at Ta = 25C Parameter Symbol Conditions Ratings unit Operating supply voltage 1 V 1 With signals applied (Tc=105C) 10 to 38 V CC Operating supply voltage 2 V 2 With signals applied (Tc=90C) 10 to 42 V CC Operating supply voltage 2 V With signals applied 55% V DD Input voltage V 0 to V V IN DD Output current 1 I1 V =5.0V, DC current, Tc=80C 6.1 A O DD Output current 2 I2 V =5.0V, DC current, Tc=105 C 5A O DD Brake current IB V =5.0V, square wave current, operating time 2ms, O DD 12 A Low side brake, Tc=105C Refer to the graph for each conduction-period tolerance range for the output current and brake current. Electrical Characteristics at Tc = 25C, V = 24V, V = 5.0V CC DD Parameter Symbol Conditions min typ max unit V supply current I Forward or reverse operation 6 9mA DD CCO FET diode forward voltage Vdf If=1A (R =23) 0.75 1.4 V L Output saturation voltage 1 Vsat1 R =23, F1, F2 65 100 mV L Output saturation voltage 2 Vsat2 R =23, F3, F4 50 85mV L Output leak current I F1, F2, F3, and F4 OFF operation 50 A OL Input high voltage V IN1, IN2, ENABLE pins 2.5 V IH Input low voltage V IN1, IN2, ENABLE pins 0.8 V IL High-level input current I H IN1, IN2, ENABLE pins, V =5V 50 75 A IL IH Low-Level Input current I L IN1, IN2, ENABLE pins, V =GND 10 A IL IL Overcurrent detection voltage VOC Between pins Vref1 and S.P 0.48 V Internal PWM frequency fc 32 46 62kHz Overheat detection temperature TSD Design guarantee 144 C Note: A fixed-voltage power supply must be used. No. A1591-2/14