HBD-E385/E390/T39
57
IC1201 TPIC2050RDFDRG4 (MB148 BOARD (8/9))
11
GPOUT
12
XFG
13
RDY
14
SSZ
15
SCLK
16
SIMO
17
SOMI
18
SIOV
19
XRSTIN
20
TEST1
21
VLDDIN
22
CV3P3
23
AGND/DGND
24
A9P5V
25
ILDD_BD
26
ILDD_DVD
27
ILDD_CD
28
CA5V
56 P5V_2
10
CP3
9C
P2
8C
P1
7
C
10V
6
PGND_2
5
SLED2_N
4
SLED2_P
3
P12V_3
2
SLED1_N
1
SLED1_P
55 STP2_N
54 STP2_P
53 STP1_N
52 STP1_P
51 AGND
50 ISENSE
49 MCOM
48 ICOM2
47 W
46 P12V_2
45 V
44 ICOM1
43 U
42 P12V_1
41 PGND_1
40 FCS_N
39 FCS_P
38 TRK_N
37 TRK_P
36 TLT_P
35 TLT_N
34 P5V_1
31 P5V12L
32 TEST2
33 TEST3
30 LOAD_N
29 LOAD_P
SPM Logic
DAC PWM
DAC
PWM
DAC
PWM
DAC
PWM
TRK_ENA
LOAD_ENA
STP_ENA
On chip
thermometer
XSLEEP
19V
TEMPMON_ENA
SIOV
200k
LDD_AMODE
LD
select
LDD_MSEL
P12V
P5V
200k
int 3.3V
Regulator
A5V
P12V
P5V
200k
33k
DIFF_TLT
F/B
F/B
Analog
5V
V/I
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
BEMF
detector
SPM
Current limit
SLED END
detection
ENDDET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
SIOV
SOMI_HIZ
SIOV
XSLEEP
SIOV
GPOUT_ENA
SIOV
SLD_ENA
TLT_ENA
SLD_ENA
SPM_ENA
power
monitor
F/B
F/B
TRAY Lock
detection
ENDDET
STEP END
detection
ENDDET
F/B
pre-
driver
power
FET
F/B
pre-
driver
power
FET
DAC
int 10V
Regulator
SPI I/F
Digital core
V/I
V/I
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
Charge
pump
pre-
driver
power
FET