Ordering number : ENA2265 STK681-360-E Thick-Film Hybrid IC STK681-360-E Allowable Operating Ranges at Ta = 25C Parameter Symbol Conditions Ratings unit Operating supply voltage 1 Vcc1 With signals applied 10 to 30 V Operating supply voltage 2 Vcc2 With signals applied 55% V Input voltage V 10,11,12,13,14,15,17pin 0 to Vcc2 V IN Output current 1 *1,3 I 1 Vcc2=5.0V, DC current, Tc 70C 4.5 A O Output current 2 *1,3 I 2 Vcc2=5.0V, DC current, Tc=90C 3.7 A O Output current 2 *1,3 I 3 Vcc2=5.0V, DC current, Tc=105C 3.0 A O Brake current *1 I B Vcc2=5.0V, square wave current, operating time 3.6ms, O 8.0 A Low side brake, Tc=105C PMM pin frequency range *2 PWM Minimum pulse width: at least 10s 0 to 20 kHz Recommended operating Tc No condensation 0 to 105 C substrate temperature Notes *1 Refer to the graph for each conduction-period tolerance range for the output current and brake current. *2 PWM pin (14pin) is active Low. *3 Io1, Io2, Io3 connect Vref2 pin to GND and a current value when over-heating current control does not work. Electrical Characteristics at Tc=25C, V =24V, V =5.0V *4 CC DD Parameter Symbol Conditions min typ max unit V supply current I Forward or reverse operation 2.6 3.5 mA CC2 CCO FET diode forward voltage Vdf If=1A (R =23) 0.8 1.4 V L Output saturation voltage 1 Vsat1 R =23, F1, F2 0.09 0.15 V L R =23, L Output saturation voltage 2 Vsat2 0.11 0.17 V F3, F4+ current detection resistor Output leak current I F1, F2, F3, and F4 OFF operation 50 A OL Input high voltage 1 V IN1, IN2 pin 4.5 V IH1 Input high voltage 2 V PWM pin 4.5 V IH2 Input low voltage V IN1 ,IN2 and PWM pins 0.6 V IL Input current I IN1, IN2 pins, V =5V 0.1 0.2 0.4 mA IH1 IH1 Current setting voltage Vref1 Between Vref1 and S.P pins 0.29 V PWM Input current IILP PWM pin, VIL=GND 0.1 0.6 0.65 mA PWM pin turn-on delay time ton-* Output current 1A 0.8 s PWM pin turn-on delay time toff-* Output current 1A 3.5 s Notes *4: A fixed-voltage power supply must be used. STK681-360-E motor current derating curve for the operating substrate temperature Tc 6 5.5 5 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0 0 1020304050 60 70 8090 100 110 Operating substrate tempareture Tc C No. A2265-2/12 Moter current Io A