TB6605FTG,EL Toshiba

TB6605FTG TOSHIBA Bi-CMOS Integrated Circuit Silicon Monolithic TB6605FTG 3-phase Full-wave Sine-wave Brushless Motor Controller TB6605FTG is a 3-phase full-wave sine-wave PWM brushless motor control IC. Sine-wave PWM driving with 2-phase modulation enables driving in high efficiency and low noise condition. Features P-VQFN36-0505-0.50-001 Sine-wave PWM driving system Weight: 0.08 g (typ.) 2-phase modulation system with low switching loss Upper Nch Lower Nch FET Dead time function included Brake function included Start function included Speed command: PWM input type Auto lead-angle control function included (Lead angle is set based on the speed) 27 26 25 24 23 22 21 20 19 CW/CCW function included 28 18 LA(U) PWM in Lock protection function included 29 17 OUT-A BRAKE Output signal of hall pulse monitor included 16 30 CW/CCW LA(L) 31 15 Vreg LB(U) OUT-B 32 14 HP 13 TCR LB(L) 33 34 12 FV LC(U) OUT-C 35 11 LA LC(L) 36 10 Dif in 2 4 9 1 3 5 6 7 8 This product has a MOS structure and is sensitive to electrostatic discharge. When handling this product, ensure that the environment is protected against electrostatic discharge by using an earth strap, a conductive mat and an ionizer. Ensure also that the ambient temperature and relative humidity are maintained at reasonable levels. The IC should be installed correctly. Otherwise, the IC or peripheral parts and devices may be degraded or permanently damaged. 2015 TOSHIBA Corporation 2015-04-23 1 / 24 Idc HA+ GND HA- VCC HB+ CP3 HB- CP1 HC+ OVP HC- CP2 CLd Soft-C OSC C START OSC R TB6605FTG 1.1.1. Block Diagram Vreg R10 C13 C11 C12 Vreg R9 R8 + - OSC R R7 24V) OSC C C9 C10 TCR 13 12 FV 11 LA Dif-in 10 8 9 25 VCC C8 R11 8V 14 24 Lead angle Speed Internal FV convertor circuit CP3 HP FV set feedback reference AD AD AD convertor AD convertor clock CP2 21 VCC Charge pump C7 23 R1 CP1 C1 HA+ LA(U) 1 28 HA- 2 Pre-driver LA(L) 30 C2 HB+ 3 OUT-A 29 HB- 4 Sine-wave controller LB(U) 31 C3 HC+ 5 Nch Pre-driver M HC- LB(L) + 33 6 Nch OUT-B R2 32 LC(U) 34 Pre-driver LC(L) 36 OUT-C 35 Lock Soft start Input circuit protection AD AD convertor 5V Soft-C 20 18 19 16 17 22 7 15 Vreg Idc 27 26 GND CLd Vreg CW C5 PWM-in START BRAKE OVP R5 /CCW C4 R3 R4 R6 C6 Some of the functional blocks, circuits, or constants in the block diagram may be omitted or simplified for explanatory purposes. 2015 TOSHIBA Corporation 2015-04-23 2 / 24