TA8493AFG TOSHIBA Semiconductor CORPORATION, TA8493AFG Datasheet - Page 17

• Manufacturer Part Number: TA8493AFG
• Description: 3-phase Full Wave Brushless Dc Motor Driver Ic For Cd-rom Drives
• Manufacturer: TOSHIBA Semiconductor CORPORATION

2. I
•
•
•
•
•
INH
I
V
V
V
V
INH
, I
CMRH
HB
INC
CMRC
L
30
b
L
CMRH
1
b
(G) L
: I
: Total of a phase negative and positive input current.
: Total of V
V
HB
: Measure the I
Ha
V
: Measure the I
29
a
b and c phase are measured the same method.
M1
2
, V
= 10 mA
(G) L
= V
HB
28
Hb
L
3
a
c
, I
C
= V
and V
INC
L
V
c
27
M2
4
(G) MS
Hc
, V
INC
INH
= 2.5 V
ref
CMRC
5 V
SB
26
5
input current. At V
gap between V
gap between V
R
R
R
25
TA8493F/FG/AF/AFG/BF/BFG
6
F1
F2
F1
GND1 OSC
GND2
24
7
CMRC
Ha
C
23
8
RF
17
= 1.5 V and V
CMRC
V
CMRC
N.C. FGO BRK
V
= 0.5 V and V
22
A
9
ref
= 1.65 V.
V
21
10
C
Ha
V
20
11
5 V
CC
CMRC
= 4.0 V.
H
C
19
12
b
d
−
= 4.0 V.
V
H
HB
18
13
A
Hb
b
+
V
H
H
17
14
c
a
−
−
V
V
H
H
16
15
A
A
Hc
Ha
c
a
+
+
I
INH
2006-3-6