LV8762T Motor Driver, H-bridge, Forward / Reverse Overview The LV8762T is an 1ch H-bridge driver that can control four operation modes (forward, reverse, brake, and standby) of a motor. The IC is optimal for use in www.onsemi.com driving brushed DC motors for office equipment. Features Forward/reverse H-bridge motor driver: 1 channel I max = 1A O Built-in current limiter Current limit mask function Built-in thermal shutdown circuit Alert signal output TSSOP24 (225mil) Single power supply Built-in short-circuit protection function (selectable from latch-type or auto reset-type). GENERIC MARKING DIAGRAM Applications Brush DC Motors Computing & Peripherals XXXXXXXXXX Industrial YMDDD Specifications Absolute Maximum Ratings at Ta = 25C (Note 1,3,4) XXXXX = Specific Device Code Parameter Symbol Conditions Ratings Unit Y = Year M = Month Supply voltage VMmax 36 V DDD = Additional Traceability Data Output peak current I peak tw 10ms, duty 20% 1.5 A O Output continuous current I max 1.0 A O ORDERING INFORMATION Logic input voltage V max ST , IN1 , IN2 , EMM -0.3 to +6 V IN EMO pin input voltage V -0.3 to +6 V EMO Ordering Code: Mounted on a specified Allowable power dissipation Pd max 1.4 W LV8762T-TLM-H board. (Note 2) LV8762T-MPB-H Operating temperature Topr -20 to +85 C Package Storage temperature Tstg -55 to +150 C TSSOP24 (225mil) 1. Stresses exceeding those listed in the Maximum Rating table may damage the device. If any of (Pb-Free / Halogen Free) these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. Shipping (Qty / packing) 2. Specified circuit board : 57mm57mm1.6mm, glass epoxy both-type board. 2000 / Tape & Reel --- (TLM) 3. Absolute maximum ratings represent the value which cannot be exceeded for any length of time 70 / Fan-Fold --- (MPB) 4. Even when the device is used within the range of absolute maximum ratings, as a result of continuous usage under high temperature, high current, high voltage, or drastic temperature For information on tape and reel specifications, including part change, the reliability of the IC may be degraded. Please contact us for the further details orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/D. LV8762T Recommended Operating Ranges at Ta = 25C (Note 5) Parameter Symbol Conditions Ratings Unit Supply voltage range VM 9 to 32 V VREF input voltage VREF 0 to 3 V Logic input voltage V ST , IN1 , IN2 , EMM 0 to 5.5 V IN 5. 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 = 24 V, VREF = 1.5 V (Note 6) Ratings Parameter Symbol Conditions Unit min typ max General Standby mode current drain IMst ST = L 100 400 A Operating mode current drain IM ST = H, IN1 = H, IN2 = L, with no load 3 5 mA REG5 output voltage VREG I = -1mA 4.5 5 5.5 V O Thermal shutdown temperature TSD Design guarantee (Note 7) 150 180 200 C Thermal hysteresis width TSD Design guarantee (Note 7) 40 C Output block Output on resistance RonU I = 1A, upper side ON resistance 0.75 0.97 O RonD I = -1A, under side ON resistance 0.5 0.65 O Output leakage current Ileak V = 32V 50 A O O Diode forward voltage VD ID = -1A 1.2 1.4 V Rising time tr 10% to 90% 100 200 ns Falling time tf 90% to 10% 100 200 ns Input output delay time tpLH IN1 to OUTA, IN2 to OUTB (L H) 550 750 ns tpHL IN1 to OUTA, IN2 to OUTB (H L) 550 750 ns Control system input block Logic input voltage High V H ST , IN1 , IN2 , EMM 2.0 5.5 V IN Low VL 0 0.8 V IN Logic pin input current 1 I L ST , IN1 , IN2 , EMM 4 8 12 A IN V = 0.8V IN IH V = 5V 30 50 70 A IN IN VREF input current IREF VREF = 1.5V -0.5 A Current limit comparator Vtlim VREF = 1.5V 0.291 0.3 0.309 V threshold voltage CHOP pin charge current I -6.5 -5 -3.5 A CHOP CHOP pin threshold voltage Vt 0.8 1 1.2 V CHOP CMK pin charge current I -32.5 -25 -17.5 A CMK CMK pin threshold voltage Vt 1.2 1.5 1.8 V CMK Charge pump block Step-up voltage VGH VM = 24V 27.7 28.7 29.7 V Rising time tONG VG = 0.1F 250 550 s Oscillation frequency Fcp 90 125 155 kHz Short-circuit protection block EMO output saturation voltage V I = 1mA 0.4 V EMO EMO SCP pin charge current I SCP = 0V -6.5 -5 -3.5 A SCP Comparator threshold voltage Vt 0.8 1 1.2 V SCP 6. 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. 7. Design guarantee value and no measurement is made. www.onsemi.com 2