tb62300fg TOSHIBA Semiconductor CORPORATION, tb62300fg Datasheet - Page 18

• Manufacturer Part Number: tb62300fg
• Description: Dual Full-bridge Driver For Dc Motor
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Waveform in Mixed Decay Mode
Output Transistor Operating Mode
Output Transistor Operation Functions
OFF
ON
L1
U1
Note: The above table is an example where current flows in the direction of the arrows in the above figures.
Set current
value
Internal
CR CLK
signal
I
25%
Mixed
Decay
Mode
OUT
Charge
Charge
When the current flows in the opposite direction of the arrows, see the table below.
Slow
Slow
CLK
Fast
CLK
Fast
Charge mode
R
RS
R
(Note)
Load
V
S
M
pin
PGND
NF
OFF
OFF
OFF
OFF
ON
ON
U1
U1
OFF
U2
ON
L2
f
chop
OFF
ON
L1
U1
OFF
OFF
OFF
OFF
ON
ON
MDT (Mixed Decay Timming) point
U2
U2
(Current Waveform)
Slow mode
R
RS
Set current value
R
(Note)
Load
S
V
M
pin
18
PGND
OFF
OFF
ON
ON
ON
ON
L1
L1
RNF
L2
OFF
U2
ON
NF
OFF
OFF
ON
ON
ON
ON
L2
L2
OFF
ON
L1
U1
f
chop
Fast mode
R
(Note)
Load
V
S
M
pin
TB62300FG
R
RS
PGND
2005-04-04
OFF
U2
ON
L2