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TA7745F/FG Datasheet(PDF) 2 Page - Toshiba Semiconductor

Part # TA7745F/FG
Description  3-Phase Full-Wave (Half-Wave) Brushless DC Motor Driver IC
PDF  11 Pages
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Manufacturer  TOSHIBA [Toshiba Semiconductor]
Direct Link  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor

TA7745F/FG Datasheet(HTML) 2 Page - Toshiba Semiconductor

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TA7745P/PG/F/FG
2006-3-2
2
Pin Function
Pin No.
Symbol
Functional Description
1
ℓa
a−phase Pre−drive stage output terminal
2
Ha+
a−phase Hall Amp. positive input terminal
3
Ha−
a−phase Hall Amp. negative input terminal
4
Hb+
b−phase Hall Amp. positive input terminal
5
Hb−
b−phase Hall Amp. negative input terminal
6
Hc+
c−phase Hall Amp. positive input terminal
7
Hc−
c−phase Hall Amp. negative input terminal
8
CW/CCW
Forward rotation/reverse rotation switch terminal
9
VCC
Power Supply input terminal
10
Lc
c−phase drive output terminal
11
GND
GND terminal
12
Lb
b−phase drive output terminal
13
GND
GND terminal
14
La
a−phase drive output terminal
15
ℓc
c−phase Pre−drive stage output terminal
16
ℓb
b−phase Pre−drive stage output terminal
Function
Position Sensing Input
Coil Output
FRS
((8) PIN)
Ha
Hb
Hc
La
Lb
Lc
1
0
1
H
L
M
1
0
0
H
M
L
1
1
0
M
H
L
0
1
0
L
H
M
0
1
1
L
M
H
VRVS
0
0
1
M
L
H
1
0
1
L
H
M
1
0
0
L
M
H
1
1
0
M
L
H
0
1
0
H
L
M
0
1
1
H
M
L
VFWD
0
0
1
M
H
L
1
0
1
1
0
0
1
1
0
0
1
0
0
1
1
VSTOP
0
0
1
High impedance



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