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LA6505 Datasheet(PDF) 3 Page - Sanyo Semicon Device |
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LA6505 Datasheet(HTML) 3 Page - Sanyo Semicon Device |
3 / 13 page LA6505 No.A0595-3/13 Continued from preceding page. Ratings Parameter Symbol Conditions min typ max Unit Spindle Motor Driver Block (Output Block) VOSATL IO = 0.5A, VO (SINK) 0.4 0.45 V Output saturation voltage VOSATH IO = 0.5A, VO (SOURCE) 1.2 1.5 V IO-LEAK (L) Sink side 100 μA Output leakage current IO-LEAK (H) Source side 100 μA Hall Amplifier Block Input offset voltage VOFF-HALL -6 6 mV Input bias current IHB 1 3 μA Input voltage range VICM 1.3 4 V Minimum Hall sensor input level VHIN 60 mV PWM Oscillator PWM oscillator frequency FOSC Between OSC and ground : 330 pF 65 86 105 kHz Input Amplifier VC pin input current IVCTL VC = VREF = 1.65V, spindle motor driver input 1 μA Forward gain GDF+ 0.4 0.46 0.52 V/V Reverse gain GDF- 0.4 0.46 0.52 V/V Forward limiter voltage VRF1 0.42 0.5 0.58 V Reverse limiter voltage VRF2 0.42 0.5 0.58 V Startup voltage VIN 1.5 1.8 V Input dead zone width VDZ-SPDL 150 200 250 mV FG Pin : Speed pulse output Low-level output voltage VFGL IFG = 2mA 0.4 V Hall comparator hysteresis VFGHYS 4 8 15 mV Hall Sensor Power Supply Hall sensor power supply voltage VH IH = 5 mA, with respect to the ground potential. 0.8 1.2 V Allowable current IH 20 mA Sled Driver Block (Output Block) Maximum output voltage VO-SLD IO = 0.2A 6.35 6.8 V IOLEAK (L) Sink side 100 μA Output leakage current IOLEAK (H) Source side 100 μA Input Amplifier VIN pin input current IVCTL VC = VREF = 1.65V, sled driver input 1 μA I/O gain VG-SLD 0.2 0.23 0.26 V/V Output limit voltage LIMT-SLD 0.21 0.25 0.29 V Startup voltage VIN 1.5 1.8 V Input dead zone width VDZ-SLD 100 150 200 mV Input voltage range VIN-OP (SLD) Design guarantee, input buffer amplifier 0 VCC-1.5 V Output on delay time TON 2 10 μs Output off delay time TOFF 2 10 μs Switching time TSW 2 10 μs Focus and Tracking (BTL-AMP) Output offset voltage VOFF-BTL Input operational amplifier buffer -50 50 mV Maximum output voltage VO-BTL IO = 0.3A 5.7 6 V I/O gain VG-BTL 3.6 4 4.4 times Slew rate SR Across the BTL amplifier output 1 V/ μs Input voltage range VIN-OP (BTL) Design guarantee, input buffer amplifier 0 VCC-1.5 V Continued on next page. |
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