Ordering number : ENA1785C LV8736V Monolithic Linear IC LV8736V 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, DM, STEP/DC22, FR/DC21, MD1/DC11, MD2/DC12, 0 to 5.5 V IN ATT1, ATT2, EMM, RST/BLK, OE/CMK 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 IMst ST = L , IM(VM)+IM1(VM1)+IM2(VM2) 100 400 A Current drain IM ST = H, OE = L, with no load , 3.2 5mA IM(VM)+IM1(VM1)+IM2(VM2) VREG5 output voltage Vreg5 I = -1mA 4.5 5 5.5 V O Thermal shutdown temperature TSD Design guarantee 150 180 200 C Thermal hysteresis width TSD Design guarantee 40 C Motor driver Output on resistance Ronu I = 1A, Upper-side on resistance 0.75 0.97 O Rond I = 1A, Lower-side on resistance 0.5 0.65 O Output leakage current Ileak 50 A O Diode forward voltage VD ID = -1A 1.2 1.4 V Logic input voltage High V h ST, DM, STEP/DC22, FR/DC21, MD1/DC11, 2.0 5.5 V IN MD2/DC12, ATT1, ATT2, EMM, RST/BLK, Low Vl 0 0.8V IN OE/CMK Logic pin input current I L ST, DM, STEP/DC22, FR/DC21, MD1/DC11, 48 12 A IN MD2/DC12, ATT1, ATT2, EMM, RST/BLK, other OE/CMK pin V = 0.8V IN IH V = 5V 30 50 70 A IN IN OE / CMK pin input current I L DM = L, OE/CMK = 0.8V 4 8 12 A CMK I H DM = L, OE/CMK = 5V 30 50 70 A CMK I DM = H, OE/CMK = 0V -32 -25 -18 A CMK OE/CMK pin current LIMIT mask Vt DM = H 1.2 1.5 1.8 V CMK threshold voltage. Current setting 1/8 step drive Vtdac0 2W Step 0 (When initialized : channel 1 0.291 0.3 0.309 V comparator comparator level) threshold Vtdac1 2W Step 1 (Initial state+1) 0.2850.294 0.303V voltage Vtdac2 2W Step 2 (Initial state+2) 0.2670.276 0.285V (current step Vtdac3 2W Step 3 (Initial state+3) 0.2400.249 0.258V switching) Vtdac4 2W Step 4 (Initial state+4) 0.2010.21 0.219V Vtdac5 2W Step 5 (Initial state+5) 0.1570.165 0.173V Vtdac6 2W Step 6 (Initial state+6) 0.1070.114 0.121V Vtdac7 2W Step 7 (Initial state+7) 0.0530.06 0.067V Quarter step Vtdac0 W Step 0 (When initialized : channel 1 0.291 0.3 0.309 V drive comparator level) Vtdac2 W Step 2 (Initial state+1) 0.2670.276 0.285V Vtdac4 W Step 4 (Initial state+2) 0.2010.21 0.219V Vtdac6 W Step 6 (Initial state+3) 0.1070.114 0.121V Half step drive Vtdac0 H Step 0 (When initialized : channel 1 0.291 0.3 0.309 V comparator level) Vtdac4 H Step 4 (Initial state+1) 0.2010.21 0.219V Full step drive Vtdac4 F Step 4 (When initialized : channel 1 0.291 0.3 0.309 V comparator level) Current setting comparator Vtatt00 ATT1 = L, ATT2 = L 0.291 0.3 0.309 V threshold voltage Vtatt01 ATT1 = H, ATT2 = L 0.232 0.24 0.248 V (current attenuation rate switching) Vtatt10 ATT1 = L, ATT2 = H 0.143 0.15 0.157 V Vtatt11 ATT1 = H, ATT2 = H 0.053 0.06 0.067 V Continued on next page. No.A1785-2/26