Sony SIU-100 Service Manual page 83

MAX668EUB-TG069 (MAXIM)
PWM STEP-UP CONTROLLER
—TOP VIEW—
SHDN
SYNC/
LDO 1 10
OUT IN
FREQ 2 9 V
IN CC
A.GND 3 8 EXT
OUT
REF 4 7 P.GND
OUT
FB 5 6 CS+
IN IN
9
V
CC
ANTISAT
+
UVLO
_
+
_
1.25 V
MAIN PWM
5
COMPARATOR
+A
FB
x6
_A
6
CS+ +C
x1
_C
SLOPE
+S
x1
COMPENSATION
_S
I
MAX
100 mV
I
MIN
15 mV
MC33166TV (ON SEMICONDUCTOR)
STEP UP/DOWN/INVERTING SWITCHING REGULATOR
1 : GATE
2 : MIRROR
3 : DRAIN
4 : KELV
IN
5 : SOURCE
1
2
3
4
5
CURRENT
+
SENSE
OSC.
S
+
C
T
Q
+
R
_
UNDER VOLTAGE
PWM PWM LATCH LOCK OUT
THERMAL
SHUTDOWN
5.05 V
REFERENCE
+
100 uA
ERROR
3
DRAIN
AMP.
SIU-100/100T
INPUTS
CS+ : POSITIVE CURRENT DETECT
FB : FEEDBACK
FREQ : OSCILLATION FREQUENCY SET
SHDN
: SHUTDOWN
SYNC : SYNC
OUTPUTS
EXT : EXTERNAL MOS-FET GATE DRIVER
LDO : INTERNAL REGULATOR (5 V)
REF : REFERENCE VOLTAGE (1.25 V)
OTHER
P.GND : GROUND FOR EXT GATE DRIVER OR NEGATIVE
CURRENT DETECT
0
MUX
1
1.25 V
R
Q
BIAS
S
OSCILLATOR
4
+
KELV
IN
_
2
MIRROR
+
_
+
+
1
_
GATE
5
SOURCE
XC2S50-5TQ144C1 (XILINX)
FIELD PROGRAMMABLE GATE ARRAY
—TOP VIEW—
109
110
115
120
125
130
135
1
LDO
140
8
EXT
7
144
P.GND
4
REF
PIN PIN
I/O SIGNAL I/O
NO. NO.
10
SHDN
SYNC/
1 — V 37 I/O
CC
2 I TCK 38 I/O
2 3 I/O IO 39 I/O
FREQ
4 I/O IO 40 I/O
5 I/O IO/V 41 I/O
REF
6 I/O IO 42 I/O
7 I/O IO 43 I/O
8 — GND 44 I/O
9 — V 45
CCINT
10 I/O IO 46 I/O
11 I/O IO 47 I/O
12 I/O IO/V 48 I/O
REF
13 I/O IO 49 I/O
14 — V 50 I/O
CCINT
15 I I/GCK3 51 I/O
16 — V 52
CC
17 — GND 53
18 I I/GCK2 54 I/O
19 I/O IO 55
20 I/O IO 56 I/O
21 I/O IO/V 57 I/O
REF
22 I/O IO 58 I/O
23 I/O IO 59 I/O
24 — V 60 I/O
CCINT
25 — GND 61
26 I/O IO 62 I/O
27 I/O IO 63 I/O
28 I/O IO/V 64 I/O
REF
29 I/O IO 65 I/O
WRITE
30 I/O 66 I/O
IO/
CS
31 I/O IO/ 67 I/O
32 I TDI 68 I/O
33 — GND 69
34 O TDO 70
35 — V 71
CC
36 — V 72 I/O
CC
INPUTS
CS
: CHIP SELECT SIGNAL
D0 - D7 : DATA
DIN : SERIAL CONFIGURATION DATA
GCK0 - GCK3 : GLOBAL CLOCK
M0 - M2 : MODE
PROGRAM
: PROGRAM
TCK : TEST CLOCK
TDI : TEST DATA
TMS : TEST MODE SELECT
V : REFERENCE VOLTAGE
REF
WRITE
: WRITE ENABLE SIGNAL
OUTPUTS
BUSY/DOUT : BUSY/SERIAL CONFIGURATION DATA
DONE : INPUT FOR DELAYING THE GLOBAL LOGIC INITIALIZATION & OUTPUT ENABLE
/OUTPUT FOR INDICATING THE COMPLETION OF THE CONFIGURATION
TDO : TEST DATA
INPUTS/OUTPUTS
CCLK : CONFIGURATION CLOCK
INIT
: INTERNAL CONFIGURATION MEMORY CLEAR
OTHER
NC : NO CONNECTION
72
70
65
60
55
50
45
40
37
PIN PIN
SIGNAL I/O SIGNAL
NO. NO.
CCLK 73 — 109
GND
IO/DOUT/BUSY 74 I/O IO 110
IO/DIN/D0 75 I/O IO 111
IO 76 I/O IO 112
IO/V 77 I/O IO/V 113
REF REF
IO 78 I/O IO 114
IO 79 I/O IO 115
IO/D1 80 I/O IO 116
— GND 81 — GND 117
IO/D2 82 — V 118
CCINT
IO 83 I/O IO 119
IO/V 84 I/O IO 120
REF
IO/D3 85 I/O IO/V 121
REF
IO 86 I/O IO 122
IO/IRDY1 87 I/O IO 123
— GND 88 I I/GCK0 124
— V 89 — GND 125
CC
IO/TRDY1 90 — V 126
CC
— V 91 I I/GCK1 127
CCINT
IO 92 — V 128
CCINT
IO/D4 93 I/O IO 129
IO/V 94 I/O IO/V 130
REF REF
IO 95 I/O IO 131
IO/D5 96 I/O IO 132
— GND 97 — V 133
CCINT
IO/D6 98 — GND 134
IO 99 I/O IO 135
IO 100 I/O IO 136
IO/V 101 I/O IO 137
REF
IO 102 I/O IO/V 138
REF
IO/D7 103 I/O IO 139
INIT
104 — NC 140
IO/
PROGRAM
I 105 — NC 141
— V 106 I M2 142
CC
— V 107 — V 143
CC CC
DONE 108 — V 144
CC
IC
I/O SIGNAL
I M0
— GND
I M1
I/O IO
I/O IO
I/O IO
I/O IO/V
REF
I/O IO
I/O IO
I/O IO
— GND
I/O IO
I/O IO
I/O IO/V
REF
I/O IO
I/O IO
— V
CCINT
I/O IO/TRDY2
— V
CC
— GND
I/O IO/IRDY2
I/O IO
I/O IO
I/O IO/V
REF
I/O IO
I/O IO
— GND
I/O IO
I/O IO
I/O IO
I/O IO/V
REF
I/O IO
I/O IO
I TMS
— GND
— V
CC
4-5