Datasheet TB67B000AHG (Toshiba) - 2

TB67B000AHG
Block Diagram
OSCR TR Vrefout VREG VCC VBB 5 6 15 19 18 29 System clock Lock Voltage detection Regulator generator Voltage Regulator (5V) 24 BSU (5V) Voltage Regulator (5V) 25 BSV HUP 7 Voltage Regulator (5V) 27 BSW HUM 8 Under voltage HVP lockout 9 Voltage Regulator Under Under Under HVM 10 (5V) voltage voltage voltage lockout lockout lockout HWP 11 HWM Under 12 voltage High-side lockout level shift driver LA 3 Control circuit UH 23 U UL Thermal VSP 2 26 V shutdown Input protection VH Output circuit 28 FG 1 logic W Input/Output VL circuit Low-side FGC 13 WH driver WL CW/CCW 17 SS 14 (Controller) (Driver) 16 4 20 21 22 30 Idc SGND PGND IS1 IS2 IS3 2 2019-05-30 Document Outline TOSHIBA Bi-CMOS Power Integrated Circuit Multi-Chip Package (MCP) High voltage 3-Phase Full-Wave PWM Brushless Motor Driver Features Block Diagram Pin Assignment Pin Description Input/Output Equivalent Circuits Absolute Maximum Ratings (Ta = 25 C) Operating conditions (Ta = 25 C) Power Dissipation Electrical Characteristics (Ta = 25 C) Functional Description 1. Basic Operation 2. Voltage Command (VSP) Signal and Bootstrap Voltage Regulation 3. Dead Time Insertion (cross conduction protection) 4. Lead Angle Control 5. PWM Carrier Frequency 6. Position Detecting Pin <Hall device input> <Hall IC input> 7. Rotating Pulse Output Timing Chart of FG Signal 8. Protection-related Functions 9. Motor-lock detection Timing Chart Timing Chart 1: Output waveform of sine-wave PWM drive Timing Chart 2: Output waveform of sine-wave PWM drive Timing Chart 3: Output waveform of wide-angle commutation Timing Chart 4: Output waveform of wide-angle commutation Timing Chart 5: Output waveform of square-wave drive Timing Chart 6: Output waveform of square-wave drive Timing Chart 7: Output waveform of square-wave drive Timing Chart 8: Output waveform of square-wave drive Application Circuit Example External Parts Package Dimensions Notes on Contents IC Usage Considerations Notes on handling of ICs PD MAX – Ta 40 Power dissipation PD MAX (W) 30 20 10 0 0 25 50 75 100 125 150 Ambient temperature Ta ( C) ① INFINITE HEAT SINK : R(j-c = 1 C/W ② When mounted on the board (74.2 × 114.3 × 1.6 mm, Cu20%), HEAT SINK (10 × 10 × 1 mm, Cu) : R(j-a = 17 C/W ③ When mounted on the board (74.2 × 114.3 × 1.6 mm, Cu20%) : R(j-a = 35 C/W ④ IC only : R(j-a = 53 C/W PWM Duty (1) (2) (3) 92% 2.1 V 1.0 V 5.4 V VSP (4) 7.3 V 8.2 V 10 V (1) (2) (3) 2.1 V 1.0 V 5.4 V VSP (4) 7.3 V 8.2 V 10 V PWM Duty (Upper phase) *95% (typ.) *2.4% (typ.) RESTRICTIONS ON PRODUCT USE