46
Terminal function
Ť
No
Name I/O
description
1
LOAD+
OUT
Load positive output terminal
2
LOAD-
OUT
Load negative output terminal
3
STP1+
OUT
STP1 positive output terminal for collimator
4
STP1-
OUT
STP1 negative output terminal for collimator
5
STP2+
OUT
STP2 positive output terminal for collimator
6
STP2-
OUT
STP2 negative output terminal for collimator
7
CP3
MISC
Capacitance connection for Charge Pump
8
CP2
MISC
Capacitance connection for Charge Pump
9
CP1
MISC
Capacitance connection for Charge Pump
10
SSZ
IN
SIO Slave Select Low active input terminal
11
SCLK
IN
SIO Serial clock input terminal
12
SIMO
IN
SIO Slave Input Master Output terminal
13
SOMI
OUT
SIO Slave Output Master Input terminal
14
SIOV
PS
Power supply terminal for Serial Port 3.3V typical
15
XRESET
OUT
Power on reset output Internally pulled up to SIOV
16
XFG
OUT
Motor speed signal output, internally pulled up to SIOV
17
XMUTE
IN
XMUTE input terminal to reset the driver IC (optional)
18
SWR_SEQ1
IN
Internal DC/DC converter startup up sequence setting
19
SWR_SEQ2
IN
Internal DC/DC converter startup up sequence setting
20 V1PXSEL IN
V1Px
output
voltage
setting
21
CV3P3
MISC
Capacitance terminal for internal 3.3V core
22
A5V
PS
Power supply terminal for internal logic 5V
23
AGND
PS
Ground terminal for internal logic
24 GPOUT
OUT
General
Purpose
Output
(Test
monitor)
25
FB1PX
IN
Feed back input terminal for 1PX converter
26
P5V_SW
PS
Power supply terminal for DCDC converters
27 REG1PX
OUT
REG1PX DCDC converter switching output
(GPOUT1
‡
)
28
PGND_SW
PS
GND terminal for DCDC converters
29
REG3P3
OUT
REG3P3 DCDC converter switching output terminal (GPOUT2)
30
FB3P3
IN
Feed Back input terminal for 3.3V DCDC converter
31
CSWO
OUT
Power switch output for 5V OEIC in OPU
32
CSWI
PS
Power supply terminal for 5V OEIC power switch
33 LEDO
OUT
LED
output
terminal
34
P5V_1
PS
Power supply terminal for TI/F/T drivers
35 TLT+
OUT
Tilt
positive
output
terminal
36
TLT-
OUT
Tilt negative output terminal
37 FCS+
OUT
Focus
positive
output
terminal
38 FCS-
OUT
Focus
negative
output
terminal
39 TRK+
OUT
Tracking
positive
output
terminal
40 TRK-
OUT
Tracking
negative
output
terminal
41 PGND_1
PS
GND
terminal
for
Ti/F/T
channel
drivers
42
M-COM
IN
Motor center tap connection
43
P5V_SPM1
PS
Power supply terminal for Spindle driver
44
V
OUT
V phase output terminal for spindle motor
45
ICOM1
MISC
Current sense resister terminal for spindle driver
46
U
OUT
U phase output terminal for spindle motor
47
P5V_SPM2
PS
Power supply input for Spindle driver
48
W
OUT
W phase output terminal for spindle motor
49
ICOM2
MISC
Current sense resister terminal for spindle driver
50
ISENS
IN
Current sense input terminal for spindle drivers
51
PGND_2
PS
GND terminal for SLED channel drivers
52
SLED1+
OUT
Sled1 positive output terminal
53 SLED1-
OUT
Sled1
negative
output
terminal
54
SLED2+
OUT
Sled2 positive output terminal
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 ...
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Page 37: ...37 ENDEC Part ...
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Page 45: ...45 IC601 TPIC2016G SPINDLE MOTOR AND 10CH ACTUATOR DRIVER Terminal Assignments ...