TB6613FTG
2012-01-30
10
Current Step-Up Slope
Current Step-Down Slope (when in Fast1 mode)
1 2 3 4 5 1 2345 1234 5 1 2 3 4
Internal
clock
Vre
f
Charge mode
Slow-Decay mode
Enters Charge mode at the Vref
step-up edge
1 2 3 4 5 1 2345 1 2 3 4 5 1 2 3
Internal
clock
Vre
f
Charge mode
Slow-Decay mode
Enters Fast-Decay mode at the
Vref step-down edge
12
Fast-Decay mode
TB6613FTG
2012-01-30
11
Timing Diagram of Micro step Operation with 1-Bit Resolution (8 steps per full cycle)
Output Current Vector
CKn
100
71
0
71
100
I
O
(%)
MOn
init
MOn
quarte
φA
φB
100
0
71
71 100
IB (%)
IA (%)
1-2-Phase Excitation
0
TB6613FTG
2012-01-30
12
Timing Diagram of Micro step Operation with 6-Bit Resolution (256 steps per full cycle)
0 64 128 192 256
φB
φA
0 64 128 192
CKn
MOn
init
MOn
quarte
r
100
90
80
70
60
50
40
30
20
10
0
10
20
30
40
50
60
70
80
90
10
I
O
(%)

TB6613FTG,8,EL

Mfr. #:
Manufacturer:
Toshiba
Description:
Motor / Motion / Ignition Controllers & Drivers Brush Motor Driver IC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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