HA13609ANT Datasheet, PDF (2/31 Pages) Hitachi Semiconductor – Three-Phase Brushless Motor Driver

HA13609ANT
Block Diagram
V_SS (5 V)
C101
V_SS
21
V_PS
C102
25
V_SS = Bip use
10 to 50 V= MOS use
R101
Hu
42 ^U+
41 ^U–
Hall amplifier
+
–
U _{36 (Open collector)}
U _{35 (Push-pull)}
40 ^V+
+
Hv
39 ^V–
–
Matrix
V ₃₄
V ₃₃
Hw
V_SS
38 ^W+
37 ^W–
R102
R126
R/F
20
R127
+
–
Open circuit
protection
RWD/FWD
1.25 V
FH × 3
Over-
shoot
preven- ^OSI
tion
C108
22
P.O.R
L.V.I
Duty 100
RST 8
Monitor output ₇
(Ready: Low)
DATA OUT 4
CLK ₁
f_MAX = 8 MHz
ENABLE 2
DATA 3
FH × 3
Rotation monitor output 6
V_SS
1.4 V
29
MR
28
BRAKE BRAKE
No/8
Counter
Serial port
(16 bits)
MOTOR ON
BRAKE (2 bit)
DUTY 100
READY
O.S.I ON
V_Ref (2 bit)
MASK
CONTROL
RWD/FWD
D1 (2 bit)
D2 (2 bit)
PLL SEL OR Icp, PC ON
VP (3 bit)
f_PWM (2 bit)
MODE SEL
+
AMP
–
Wave-
form
shaping
D1
D1
W ₃₂
W ₃₁
PWM OSC
f_PWM
12
C106
40 k
PWM
comp.
Current
sense
V_Ref
V_Ref
Error
amp _{27 Current feedback input}
17 Error amplifier input
MASK
MASK 26
24
18
1.1 V
V_SS
R106
R107
Stuck rotor
protector
Buffer
23
PC _{Precharge 16}
C105
Ready _Ready
±4, ±8%
Integral
CONT.
Icp × 2
C3
R3
15
SPEED CLK ₅
(0.2 to 5 kHz)
Programmable
D2
discriminator
(1024 to 4095)
R7
Charge
pump
9
OSC
D2
10
1M
11 30
20 p
8 MHz
20 p
MAX
PLL
Discrimi-
nator
Vp
Vp
13
14
R4
R6
19
R1
C4
R5
2