MC34929 Freescale Semiconductor, MC34929 Datasheet - Page 11

• Manufacturer Part Number: MC34929
• Description: Brushless DC 1.0 AMP 28 VOLT Motor Driver IC
• Manufacturer: Freescale Semiconductor

Analog Integrated Circuit Device Data
Freescale Semiconductor
Internal
Reset
HBC
HCA
RUN
HAB
Figure 11. Synchronous Rectification
On
Off
On
Off
HAB
HBC
HCA
Reset
Figure 10. Stalled Rotor Detection Logic Diagram
Rotation Detection
Off
On
Off
On
Relaxation
Oscillator
CT
0.1 F
RST
Off
Off
Off
Off
“Slow-Decay
Stall_Detect Counter
Count
DIR
Reset
PWM = Disabled
PWM = Enabled
Current” Example
Carry
Stall_Detect
ELECTRICAL CHARACTERISTICS
Stall Det.
Latch
Stall_Protect
TIMING DIAGRAMS
34929
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