Schematic Diagrams
+1.5VS, +1.8VS B - 35
B.Sch
em
atic D
iag
rams
+1.5VS, +1.8VS
+5VS
+1.5VS
+1.5V+
+VDD5
VIN
VL
VL
VL
+VDD5 9,13,16,19,23,26,29,30,32,36
+5VS 8,11,14,16,19,22,23,26,28,29,30,33,35,36
VIN 16,29,30,31,32,36
SUSB 29,30
+1.5VS 10,14,24,33
TRMTRIP#
4,30
Z3406
Z3401
Z3408
Z3407
Z3404
Z3402
Z3409
Z3405
Z3403
Z3410
Z3412
TRMTRIP#
Z3415
Z3414
Z3413
Z3416
C434
0.1U
C391
330U_2.5V_7343
C688
0.1U
Q99
2N7002
G
D
S
U27
SC1470
1
2
3
4
5
6
7
8
9
10
11
12
13
14
EN/PSV
TON
VOUT
VCCA
FBK
PGOOD
GND
PGND
DL
VDDP
ILIM
LX
DH
BST
Q59
RQA200N03
3
4
8
2
5
6 7
1
..
G
D
S
D,
. D.
,
R432
12K_1%
R632
10K
C431
*1U
C427
0.1U
C909
0.1U
R433
10
R417
0
R635
0
R633
1M
C392
330U_2.5V_7343
L56
1.5UH
C687
47P
R634
100K
C341
10U_0805
C424
0.1U
C672
0.01U
Q63
RQA130N03
3
4
8
2
5
6 7
1
..
G
D
S
D,
. D.
,
C407
*10_1206
C422
2.2U_1206
R638
20K_1%
R639
10K_1%
C426
0.01U
+
-
PU7A
LM358
3
2
1
8
4
PJ1
OPEN_9A
1
2
C390
330U_2.5V_7343
C425
2.2U_1206
C671
0.1U
C686
10U_0805
R827
0
R828
*100K_1%
+
-
PU7B
LM358
5
6
7
8
4
D33
1SS355
A
C
PC89
10U_25V_DIP
C911
*0.1U
R822
100K
D44
SM340A
A
C
R821 2K
R820
10K_1%
Q80
2N7002
G
S
D
R823
6.49K_1%
T424
GND_FIELD2
GND_FIELD2
9A
+1.5V= 0.5 * (1 + R581 / R575).
GND_FIELD2
GND_FIELD2
08-10692-2D0
GND_FIELD2
5 / 2 0 C h a n g e
94/9/14
Change to
12K_1%
Rubband
O.V.P--->LOW
1.97V
O.V.P--->HI
94/9/26
Rubband
94/9/26
Rubband
Sheet 35 of 45
+1.5VS, +1.8VS