XL-PM11/XM-PM1
1-9
1K
20K
20K
1K
20K
20K
3.75K
20K
20K
1. Block diagram
BH6508FS (IC6508) : Motor driver
Description of major ICs
1 2 3 4 5 6 7 8 9
1 0 1 1 1 2 1 3 1 4 1 5 1 6
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
- +
- +
- +
- +
2. Pin function
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
MUTE 4
CT
IN 1
CN 1
POWGND 1
OUT_IF
POWVCC 1
OUT_1R
POWGND12
OUT_2R
POWVCC2
OUT_2F
POWGND 2
CN 2
IN 2
VREF
Function
Mute terminal
Triangular wave output terminal
CH1 Control signal input terminal
CH1 Feedback filter terminal
Ground for power and analog block
CH1 Non-inverted output terminal
Vcc for power block
CH1 Inverted output terminal
Ground for power block
CH2 Inverted output terminal
Vcc for power block
CH2 Non-inverted output terminal
Ground for power and digital block
CH2 Feedback filter terminal
CH2 Control signal input terminal
Reference voltage input terminal
Pin No.
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Symbol
VCC
VG
IN3
CN3
POWGND3
OUT_3F
POWVCC3
OUT_3R
POWGND34
OUT_4R
POWVCC4
OUT_4F
CN4
IN4
POWGND4
CLK
Function
Control circuit power supply
Pre-drive circuit power supply
CH3 Control signal input terminal
CH3 Feedback filter terminal
Ground for power block
CH3 Non-inverted output terminal
Vcc for power block
CH3 inverted output terminal
Ground for power block
CH4 inverted output terminal
Vcc for power block
CH4 Non-inverted output terminal
CH4 Feedback filter terminal
CH4 Control signal input terminal
Ground for power block
External clock input terminal
Note: Nin-inverted output and inverted output if driver are the polarity to an input terminal.
NF
Amp.
NF
Amp.
NF
Amp.
NF
Amp.
SAW
OSC
LOGIC 4
LOGIC 1
LOGIC 3
LOGIC 2
H BRIDGE 4
H BRIDGE 1
H BRIDGE 3
H BRIDGE 2
PRE
DRIVER 4
PRE
DRIVER 1
PRE
DRIVER 2
Thermal
shut down
PRE
DRIVER 3
MUTE 4
F R
F R
R F
VG
VREF
CT
CLK
VCC
Содержание XL-PM1
Страница 19: ...XL PM11 XM PM1 1 19 M E M O ...
Страница 21: ...XL PM11 XL PM1 2 1 1 2 3 4 5 A B C D Block diagram ...