tb62202afg TOSHIBA Semiconductor CORPORATION, tb62202afg Datasheet - Page 49

• Manufacturer Part Number: tb62202afg
• Description: Dual-stepping Motor Driver Ic For Oa Equipment Using Pwm Chopper Type
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Waveforms in Various Current Modes
CR CLK
signal
I
Set current
value
12.5% MIXED
DECAY MODE
Set current
value
37.5% MIXED
DECAY MODE
out
I
out
Normal MIXED DECAY MODE Waveform
When NF is after MIXED DECAY Timing
NF
NF
STROBE signal input
f
chop
MDT (MIXED DECAY TIMING) point
Set current value
MDT (MIXED DECAY TIMING) point
(Ideal Waveform)
49
RNF
RNF
Set current value
NF is the point at which the output current
reaches the set current value.
NF
Fast Decay mode after Charge mode.
f
chop
TB62202AFG
NF
2005-04-04
RNF