LA6585MC BTL Driver Singlephase Fullwave for Motor Driver Monolithic Digital IC Overview www.onsemi.com The LA6585MC is single-phase bipolar fan motor is driven, through BTL output linear drive, at high efficiency, low power, and low sound by suppressing the reactive power. Lock protection, rotary signal 10 circuits are incorporated, which is optimum for the notebook PC, 1 consumer equipment power supply, car audio system, CPU cooler, etc. SOIC10 NB that require high reliability and low noise. CASE 751BQ Functions and Features Pre-driver for Single-phase Full-wave Drive MARKING DIAGRAM Single-phase Full-wave Linear Drive by BTL Output (Gain Resistance 1 k 360 k , 51 dB): 10 No Switching Noise, which is Optimum for Equipment Requiring A6585 ALYWX Silence, such as Consumer Equipment Power Supply, Car Audio System, etc. 1 Low-voltage Operation Possible, with Wide Operating Voltage A6585 = Specific Device Code Range (2.2 to 14.0 V) A = Assembly Location Low Saturation Output (Upper + Lower Saturation Voltage: L = Wafer Lot V (Total) = 1.2 V Typ, I = 250 mA): High Coil Efficiency with Osat O Y = Year Low Current Drain. Additionally, IC itself Generates only Small Heat W = Work Week = PbFree Package Built-in Lock Protection and Automatic Reset Circuits Built-in FG & RD Outputs PIN ASSIGNMENT Built-in Hall bias (V = 1.5 V) HB Thermal Protection Circuit: When the Large Current Flows due to 1 10 Output Short-circuit and the IC Chip Temperature Exceeds 180C, RD In+ this Protective Circuit Suppresses the Drive Current to Prevent Burn FG and Damage to IC. HB Extra-small & High Heat Capacity Package IN V CC OUT2 CT OUT1 GND 5 6 (Top View) ORDERING INFORMATION See detailed ordering and shipping information on page 5 of this data sheet. Semiconductor Components Industries, LLC, 2013 1 Publication Order Number: March, 2018 Rev. 1 LA6585MC/DLA6585MC SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS (T = 25C) A Symbol Parameter Conditions Ratings Unit V max Supply Voltage 15 V CC P max Allowable Power Dissipation Mounted on a specified board (Note 1) 750 mW d I max Output Current 0.7 A OUT V max Output Withstand Voltage 15 V OUT V max RD/FG Output Pin Output Withstand Voltage 15 V RD/FG I max RD/FG Output Current 10 mA RD/FG I max HB Output Current 10 mA B T Operating Temperature 30 to +90 C opr T Storage Temperature 55 to +150 C stg Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. 1. Mounted on a specified board: 114.3 mm 76.1 mm 1.6 mm glass epoxy. OPERATING CONDITIONS (T = 25C) A Symbol Parameter Conditions Ratings Unit V Supply Voltage 2.2 to 14.0 V CC V CM Common-phase Input Voltage Range of 0 to V 1.5 V I CC Hall Input 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 (T = 25C, V = 12 V, unless otherwise specified) A CC Symbol Parameter Conditions Min Typ Max Unit I 1 Circuit Current During drive (CT = L) 3 6 9 mA CC I 2 During lock protection (CT = H) 2.5 5 7.5 mA CC I 1 Lock Detection Capacitor Charge 0.9 1.2 1.5 A CT Current I 2 Capacitor Discharge Current 0.10 0.18 0.25 A CT R Capacitor Charge and Discharge RCD = I 1/I 2 5 6.5 8 CT CT CT Current Ratio V 1 CT Charge Voltage 1.3 1.5 1.7 V CT V 2 CT Discharge Voltage 0.3 0.5 0.7 V CT V OUT Output L Saturation Voltage 0.25 0.45 V I = 200mA OL O V OUT Output H Saturation Voltage I = 200mA 0.95 1.2 V OH O V Hall Input Sensitivity Zero peak value 7 15 mV HN (including offset and hysteresis) V Hall Bias Voltage I = 5 mA 1.3 1.5 1.7 V HB HB V FG/RD Output Pin L Voltage I = 5 mA 0.15 0.3 V FG/RD RD/FG I FG/RD Output Pin Leak Current V = 15 V 1 30 A FG/RDL RD/FG 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. www.onsemi.com 2