BA6878EFV_11

1/4 STRUCTURE PRODUCT SERIES TYPE FUNCTION Silicon monolithic integrated circuits 3-phase motor driver for VTR capstan BA6878EFV ・180°, 3-phase full-wave pseudo-linear drive system ・Built-in current limit and thermal shut down circuits ○Absolute maximum ratings (Ta=25℃) Parameter Supply voltage Power dissipation Input voltage Maximum output current Operating temperature range Storage temperature range Junction temperature ※1 ※2 Symbol VCC VM Pd VIN IOUT Topr Tstg Tjmax Limit 7 23 1.1※ 1500 1 Unit V V W V mA ℃ ℃ ℃ 0～VCC ※2 -25～+75 -55～+150 150 70mm×70mm×1.6mm glass epoxy board. Derating in done at 8.8mW/℃ for operating above Ta=25℃. Do not, however exceed Pd, ASO and Tjmax=150℃. ○Recommended operating conditions (Ta= -25～+75℃) Parameter Supply voltage Hall amp in-phase input voltage range Symbol VCC VM VCH Min 4.5 4.5 1.5 Typ 5.0 12 Max 5.5 22.0 VCC-1.5 Unit V V V This product described in this specification isn’t judged whether it applies to COCOM regulations. Please confirm in case of export. This product isn’t designed for protection against radioactive rays. REV. B 2/4 ○Electrical characteristics (Unless otherwise specified, Ta=25℃, VCC=5V, VM=12V) Parameter CAP Drv Circuit current Hall input conversion offset Torque reference start voltage Output idling voltage Torque reference input gain Forward rotation reference voltage range Reverse rotation reference voltage range Torque limit current High output voltage Low output voltage 1 Low output voltage 2 Low-side saturation prevention off voltage FG Amp FGin- input current FG Amp Gain1 FG Amp Gain2 DC bias voltage High FG output voltage Low FG output voltage Hys Amp Hysteresis width Low hysteresis output voltage Output pull-up resistance Vhys VhysL Rhys 32 15 46 0.17 20 60 0.39 25 mV V kΩ Ihys=1mA IFGinGFG1 GFG2 VBFG VFGH VFGL -21 26 26 2.4 -43 33 33 2.5 0.3 0.2 -65 2.6 0.6 0.5 μA dB dB V V V IFG=-0.2mA, VFGH=Vcc-FGout IFG=1mA f=500Hz f=30KHz Icc Heofs ECst ECidle Gio VEDF VEDR ITL VOH VOL VOL2 Voff -6 2.35 0.64 2.8 0.89 1.20 1.10 1.05 4.5 7.4 0 2.50 0 0.77 1.00 1.55 1.55 1.50 4.7 11.0 6 2.65 10 0.90 2.2 1.11 1.90 2.00 1.95 4.9 mA mV V mV A/V V V A V V V V RNF=0.5Ω IOUT=-0.8A IOUT=0.8A, RNF=0.5Ω,EC