TB6572AFG*** Toshiba, TB6572AFG*** Datasheet - Page 2

• Manufacturer Part Number: TB6572AFG***
• Manufacturer: Toshiba

Specifications of TB6572AFG***

• Function: Controller
• Vopmax (vm*): 17V (30V)
• Io (lpeak): 20mA
• Sinusoidal Current Wave: yes
• Sensor-less: no
• Speed Feedback Loop: yes
• Package: QFP52
• Rohs Compatible†: yes

Block Diagram
Vref1(5 V)
R1
R2
C21
C22
C23
SEL_2
SEL_1
Ready
HC+
HA+
HA−
HB+
HB−
HC−
R3
13
15
52
1
3
4
14
51
2
D-out_
R4
Ready
circuit
22
INTEG-in
P-out
LP1
23
Phase comparator
R5
21
Control
C1
Gain
C2
Fref
－
INTEG-out
+
R6
20
C20
11
discriminator
1/1024 frequency
FGin+
PLL
Speed
C3
Frequency
LP1
divider
5
R19
C19
R7
Fref
LPF
estimation
16
Position
6
C4
R8
C18
FGin−
VCO-C
R9
VCO
C5
18
R18
17
VCO-R
FGO
7
R17
27
R10
Automatic
lead angle
L2
correction
A/D 5 bit
FGS
R16
Counter
28
12
L3
L1
/CCW
CW
26
5 V
8
C17
Protection
L4
START
&
29
Idc
10
reset
waveform
Output
R15
C16
BRAKE
VDD
Triangular
9
6 bit (fx/252)
generator
Idc2
2
31
CW/CCW
40
wave
41
selector
Ha/Hb/Hc
C15
PWM
Data
Idc1
5 V
protection
S-GND
Lock
30
t
C6
CLd
19
energization
matrix
120°
Vref1
34
READY
switching
120/180
Vcc
block
gate
&
C8
25
reference
Internal
5 V
C14
35
Td2
R11
Vref1-R
setting
Dead
time
24
V
Prevention
CC
Vcc
Td1
Bounce
Predriver
Charge
Predriver
R14
pump
8 V
36
P-GND
VCC
32
43
42
48
46
49
33
38
37
39
CP3
45
44
47
50
CP1
CP2
OUT-A
OUT-B
Vref2
LA(U)
LB(U)
LC(U)
LA(L)
LB(L)
LC(L)
OUT-C
TB6572AFG
C10
C11
C9
R25
R22
R23
R24
R20
R21
2008-1-21
C7
C12 C13
R12
Nch
Nch
+
R13
24 V
M