tb6551fag TOSHIBA Semiconductor CORPORATION, tb6551fag Datasheet - Page 2

• Manufacturer Part Number: tb6551fag
• Description: 3-phase Full-wave Sine-wave Pwm Brushless Motor Controller
• Manufacturer: TOSHIBA Semiconductor CORPORATION

Block Diagram
CW/CCW
P-GND
S-GND
V
refout
RES
REV
X
V
HW
X
HU
HV
FG
CC
out
V
I
dc
in
e
14
15
21
20
19
22
13
24
11
18
17
16
1
3
3
Regulator
Power-on
reset
System clock
Position detector
generator
reference
Protection
Internal
voltage
FG
reset
&
direction
Rotating
matching
ST/SP
CW/CCW
ERR
GB
Phase
5-bit AD
Counter
LA
23
4 bits
waveform
generator
Output
2
Comparator
wave generator
6-bit triangular
select
Data
Phase
Phase
Phase
PWM
W
U
V
HU
HV
HW
120/180
Comparator
Comparator
Comparator
Charger
turn-on
matrix
120°-
120°/180°
protection
Switching
on/off
block
gate
and
Setting
dead
time
10 Td
12
9
6
8
5
7
4
TB6551FG/FAG
U
X
V
Y
W
Z
OS
2008-12-24