Ordering number : ENA1702D LV8729V Bi-CMOS IC LV8729V Allowable Operating Ratings at Ta = 25C Parameter Symbol Conditions Ratings Unit Supply voltage range VM VM , VM1 , VM2 9 to 32 V Logic input voltage V ST , MD1 , MD2 , MD3 , OE , RST , FR , STEP 0 to 5 V IN VREF input voltage range VREF 0 to 3 V Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability. Electrical Characteristics at Ta = 25C, VM = 24V, VREF = 1.5V Ratings Parameter Symbol Conditions Unit min typ max Standby mode current drain I st ST = L , VM+VM1+VM2 70 100 A M Current drain IM ST = H, OE = H, no load 3.3 4.6 mA VM+VM1+VM2 Thermal shutdown temperature TSD Design guarantee 150 180 200 C Thermal hysteresis width TSD Design guarantee 40 C Logic pin input current I L ST , MD1 , MD2 , MD3 , OE , RST , FR , 38 15 A IN STEP , V = 0.8V IN I H ST , MD1 , MD2 , MD3 , OE , RST , FR , 30 50 70 A IN STEP , V = 5V IN Logic input voltage High V H ST , MD1 , MD2 , MD3 , OE , RST , FR , 2.0 5.0 V IN STEP Low VL 0 0.8V IN Chopping frequency Fch Cosc1 = 100pF 70 100 130 kHz OSC1 pin charge/discharge current Iosc1 7 10 13 A Chopping oscillation circuit Vtup1 0.8 1 1.2 V threshold voltage Vtdown1 0.3 0.5 0.7 V VREF pin input voltage Iref VREF = 1.5V -0.5 A DOWN output residual voltagr V 1DOWN Idown = 1mA 40 100 mV O MO pin residual voltage V 1MO Imo = 1mA 40 100 mV O Hold current switching frequency Fdown Cosc2 = 1500pF 1.12 1.6 2.08 Hz Hold current switching frequency Vtup2 0.8 1 1.2 V threshold voltage Vtdown2 0.3 0.5 0.7 V VREG1 output voltage Vreg1 4.7 5 5.3 V VREG2 output voltage Vreg2 V 1819 20V M Output on-resistance Ronu I = 1.8A, high-side ON resistance 0.35 0.455 O Rond I = 1.8A, low-side ON resistance 0.3 0.39 O Output leakage current Ileak V = 36V 50 A O M Diode forward voltage VD I = -1.8A 1 1.4 V D Current setting reference voltage VRF VREF = 1.5V, Current ratio 100% 0.285 0.3 0.315 V Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions. No.A1702D-2/21