L6254 데이터 시트보기 (PDF) - STMicroelectronics
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L6254 Datasheet PDF : 17 Pages
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INTERNAL REGISTER DEFINITION
L6254
Reg:
Name:
Type:
Address:
12
Chip ID Register
Read only
FFh
BIT
0
1
2
3
4
5
6
7
LABEL
ID_REV_0
ID_REV_1
ID_REV_2
ID_REV_3
ID_REV_4
ID_REV_5
ID_REV_6
ID_REV_7
Minor Revision Bit 0.
Minor Revision Bit 1.
Minor Revision Bit 2.
Minor Revision Bit 3.
Minor Revision Bit 0.
Minor Revision Bit 1.
Minor Revision Bit 2.
Minor Revision Bit 3.
DESCRIPTION
Figure 3. Application Circuit.
12V_VCC
STN4NE03
VCC
22µF
16V
(1)
100nF
1µF
1N4148
47nF
CS
24
1N4148
CP
23
100nF
SW1
33
POR_DELAY
36
2.2µF
BRK_CAP
12
220pF(3)
PWM/SLEW
3
51K
DGND
14
5K(4)
44
SPN_COMP
10nF(4)
42
AGND
VCC
13,43
12V_VCC
5K(4)
15K
5V_VDD
20K
22µF
16V
(1)
18.2K
TR_12V
40
100nF
GND
8
VDD
19
TR_5V
35
22
VCM_CAL
20
V12/2
0.3(1W)
CTAP OUT_A OUT_B OUT_C
RSENSE ISENSE CTAP OUT_A OUT_B OUT_C
6,9
5
2
10
7
4
26
27
30
29
21
32
VCM_A-
VCM_A-
SENSE_IN+
0.25(1W)
VCM_A+
SENSE_IN-
FLL-FILTER
VCM_A+
1µF 620K
FLL_RES
62K
100nF
41
39
38
37
DAC
10K
ERROR_IN
ERROR_OUT
62K
SENSE_OUT
10K
25,31
11
1
34
VCC
INDEX
FCOM
PORB
4.7K
SYS_CLK
15
SCLK
18
SDATA
17
SDEN
16
28
VCM_GND
D99IN1049
VCC
INDEX
FCOM
5V_VDD
PORB
SYS_CLK
SCLK
SDATA
SDEN
1nF
Voice Coil Ground
Power Ground
Analog Ground
Digital Ground
(1) This capacitor must be Tantalum
(2) Place these components close to thedevice
(3) Do not mount this component if Spindle Linear mode is used
(4) Do not mount this component if Spindle Pwm mode is used
15/17
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