48
–
F/B
SSZ
W
V
U
M_COM
AG
ND
P5
V_
S
P
M
1
CP
1
CP2
CP3
TRK+
TRK-
FCS+
TLT-
TLT+
SOMI
SLED1+
SIMO
A5
V
XFG
SCLK
LOAD+
P5
V_
1
PG
N
D
_
S
W
CSWO
CSWI
XRESET
LEDO
STP1-
STP2+
STP2-
CV3P3V
SIOV
XMUTE
GPOUT
A5V
V
0.1u
P5V
1u
CSWO
LEDO
XFG
SSZ
SCLK
SIMO
SOMI
3.3V
XMUTE
XRESET
GPOUT
0.1u
SWR_SEQ2
GND
GND
F/B
SPM Logic
DAC PWM
SP
I
I
/
F
SWR_SEQ1
0.1u
P5V
P5
V_
2
P5
V_
S
P
M
2
SLED1-
SLED2+
SLED2-
FCS-
LOAD-
PG
N
D
_
1
-2
STP1+
A5V
A5V
BEMF
detector
SPM
Current limit
ICOM2
ICOM1
ISENSE
0.22
Charge
pump
FB1PX
REG1PX
FB3P3
REG3P3
3.3V
10u
V1PXSEL
GND
A5V
10u
P5V_SW
P5V
10u
1.xV
DC-DC
V1PX
DC-DC
V3P3
Digital core
pre-
driver
power
FET
SLED END
detection
STEP END
detection
CSW
LED
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
DAC
PWM
P5V
P5V
int 3.3V
Regulator
A5V
ENDDET_ENA
ENDDET_ENA
ENDDET_SLCT
SLD_ENA
TLT_ENA
FCS_ENA
TRK_ENA
STP_ENA
SPM_ENA
SPM_LSMODE
CSW_ON
LED_ON
Power
monitor
SIOV
20
0k
SIOV
33
k
10V(P5Vx2)
A5V
A5V
LOAD_ENA
F/B
F/B
F/B
F/B
F/B
SLD_ENA
TPIC2010
On chip
thermometer
0.1u
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
pre-
driver
power
FET
ENDDET_SLCT
XSLEEP
Block Diagram
Summary of Contents for BP50NB40
Page 17: ...17 A B C 1 2 3 4 5 A00 A01 002 003 461 005 001 463 006 462 004 PBM01 B B EXPLODED VIEW ...
Page 23: ...23 2 CONNECTOR 66 PIN ASSIGNMENT ...
Page 24: ...24 ...
Page 29: ...29 3 1 2 Block Diagram Seek IC101 MT1959H ...
Page 34: ...1 2 Pin Layout RF Part 34 ...
Page 35: ...35 ...
Page 36: ...36 ...
Page 37: ...37 ENDEC Part ...
Page 38: ...38 ...
Page 39: ...39 ...
Page 40: ...40 ...
Page 41: ...41 ...
Page 42: ...42 ...
Page 43: ...43 ...
Page 44: ...44 ...
Page 45: ...45 IC601 TPIC2016G SPINDLE MOTOR AND 10CH ACTUATOR DRIVER Terminal Assignments ...