tb6560aftg TOSHIBA Semiconductor CORPORATION, tb6560aftg Datasheet - Page 25

• Manufacturer Part Number: tb6560aftg
• Description: Pwm Chopper-type Bipolar Driver Ic For Stepping Motor Control
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Output Transistor Operating Modes
Output Transistor Operating Modes
respectively.
OFF
ON
Upon transitions of above-mentioned modes, a dead time of about 300 ns is inserted between each mode
L1
U1
Note: This table shows an example of when the current flows as indicated by the arrows in the above figures. If the
Slow Decay
Slow Decay
Fast Decay
Fast Decay
Charge
Charge
CLK
CLK
current flows in the opposite direction, refer to the following table:
R
Charge Mode
NF
Load
Note
VM
PGND
OFF
OFF
OFF
OFF
ON
ON
U1
U1
OFF
U2
ON
L2
OFF
ON
L1
U1
OFF
OFF
OFF
OFF
ON
ON
U2
U2
R
NF
Slow Mode
Load
Note
VM
25
PGND
OFF
OFF
ON
ON
ON
ON
L1
L1
L2
OFF
U2
ON
OFF
OFF
ON
ON
ON
ON
L2
L2
ON
OFF
L1
U1
R
Fast Mode
NF
TB6560AFTG
VM
Note
Load
PGND
2011-05-23
OFF
U2
ON
L2