Ordering number : ENA2056 LV8771VH Bi-CMOS LSI PWM Constant-Current Control LV8771VH Recommendation Operating Conditions at Ta = 25C Parameter Symbol Conditions Ratings Unit Supply voltage range VM 9 to 32 V Logic input voltage V 0 to 5.5 V IN VREF input voltage range VREF 0 to 3 V Electrical Characteristics at Ta = 25C, VM = 24V, VREF = 1.5V Ratings Parameter Symbol Conditions Unit min typ max Standby mode current drain IMstn ST = L 100 150 A Current drain IM ST = H, I01 = I11 = I02 = I12 = L, with no 2 3mA load VREG5 output voltage Vreg5 Ireg5 = -1mA 4.7 5 5.3 V Thermal shutdown temperature TSD Design guarantee 150 180 210 C Thermal hysteresis width TSD Design guarantee 40 C Motor driver Output on resistance Ronu I = 1.5A, Upper-side on resistance 0.6 0.78 O Rond I = 1.5A, Lower-side on resistance 0.4 0.52 O Output leakage current Ileak V = 36V 50 A O M Diode forward voltage VD 1.1 1.4 V Logic high-level input voltage VH 2.0 V IN Logic low-level input voltage VL 0.8 V IN Logic pin input current IL V = 0.8V 4 8 12 A IN IN IH V = 5V 30 50 70 A IN IN Current setting comparator Vtdac11 I01(02) = H, I11(12) = H 0.29 0.30 0.31 V threshold voltage Vtdac01 I01(02) = L, I11(12) = H 0.20 0.21 0.22 V Vtdac10 I01(02) = H, I11(12) = L 0.11 0.12 0.13 V Chopping frequency Fchop1 FC = L 24.8 31.0 37.2 kHz Fchop2 FC = H 49.6 62.0 74.4 kHz VREF pin input current Iref VREF = 1.5V -0.5 A Charge pump VG output voltage VG 28 28.7 29.8 V Rise time tONG VG = 0.1F 200 500 S Oscillator frequency Fosc 100 125 150 kHz Package Dimensions unit : mm (typ) 3222A Pd max Ta 15.0 4.0 28 15 3.0 1 14 2.0 2.0 0.3 0.2 0.8 (0.7) 1.56 1.0 2.7 0 200120 40 60 8000 SANYO : HSOP28(275mil) Ambient temperature, Ta - C No.A2056-2/13 (1.5) 0.1 5.6 1.7max 7.6 0.5 Allowable power dissipation, Pd max - W