參數(shù)資料
型號(hào): TB62206FG
廠商: Toshiba Corporation
英文描述: BiCD PWM 2−Phase Bipolar Stepping Motor Driver
文件頁(yè)數(shù): 9/27頁(yè)
文件大?。?/td> 369K
代理商: TB62206FG
TB62206FG
2005-03-02
9
Current Waveform and Setting of MIXED DECAY MODE
To control the constant current, the rate of Mixed Decay Mode which determines current amplitude
(ripple current) should be 37.5%.
MIXED DECAY MODE Waveform
(current waveform)
NF
f
chop
37.5%
MIXED
DECAY
MODE
CR pin
internal
CLK
waveform
Charge mode
NF: set current value reached
Slow mode
Mixed decay timing
Fast mode
Charge mode
Set current value
MDT
DECAY MODE 1
NF
NF
25%
MIXED
DECAY
MODE
Internal
CR CLK
signal
I
OUT
f
chop
f
chop
Set current
value
Set current value
RNF
MDT (MIXED DECAY TIMING) point: 37.5% fixed
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