TA7259F TOSHIBA [Toshiba Semiconductor], TA7259F Datasheet - Page 12

• Manufacturer Part Number: TA7259F
• Description: 3-PHASE BRUSHLESS DC MOTOR DRIVER IC
• Manufacturer: TOSHIBA [Toshiba Semiconductor]

Position detection.
Constant voltage/
constant current drive.
(Constant current drive
is shown in this figure.)
Control signal input
Position sensing device
Control signal input
Application circuit 1
Application circuit 2
※ 1:
※ 2:
※ 3:
Note:
destroyed by short-circuiting between outputs, air contamination faults, or faults due to improper grounding, or
by short-circuiting between contiguous pins.
V
R
Connect this condenser when there is a plunge in control input.
Utmost care is necessary in the design of the output, V
(V
negative control input (V
However, please apply within the range of 0.3 to 5Ω.
Z
F
Z
of zenner diode should correspond to DC level of control signal input.
is determined by the coil impedance, F/V converter voltage (control input), and necessary starting torque.
= 2.5∼9V. In considering temperature characteristics, applying 5V is recommended. DC voltage of
TA7259
P/F/FG
TA7259
P/F/FG
IN
−pin) equals V
Hall supply
Z
+R
F
・I
12
L.
Normal/Reverse SW
CC
, V
Normal/Reverse SW
Coil current
M
, and GND lines since the IC may be
TA7259P/F/FG
2006-4-14