tb6560hq TOSHIBA Semiconductor CORPORATION, tb6560hq Datasheet - Page 14

• Manufacturer Part Number: tb6560hq
• Description: Pwm Chopper-type Bipolar Stepping Motor Driver Ic
• Manufacturer: TOSHIBA Semiconductor CORPORATION

1. Current Waveform and Settings of Mixed Decay Mode
OSC Pin
Internal
Waveform
Normal
Mode
25%
Decay
Mode
50%
Decay
Mode
100%
Decay
Mode
Decay mode for constant-current control.
the monitoring timing of the setting current.
capability will fall.
Y ou can configure the points of the current’s shaped width (current’s pulsating flow) using 1-bit input in
“NF” refers to the point at which the output current reaches its setting current value and “RNF” refers to
The smaller the MDT value, the smaller the current ripple (current wave peak), and the current’ s decay
Charge mode
current) Charge mode
Charge mode
mode
Charge mode
mode
Charge mode
current) Charge mode
Current monitoring
(When setting current value
(When setting current value
Current monitoring
NF
NF
NF
NF
Mixed decay timing
Mixed decay timing
NF: Setting current value reached
NF: Setting current value reached
NF: Setting current value reached
NF: Setting current value reached
(When setting current value
(When setting current value
Fast mode
Fast mode
Output current) Charge mode
Output current) Charge mode
MDT
14
Current monitoring
Current monitoring
f
chop
Setting Current Value
Setting Current Value
Setting Current Value
Setting Current Value
Slow mode
Slow
Slow
Fast mode
Output
Output
MDT
TB6560HQ/FG
2006-05-31
RNF
RNF
RNF
RNF