1-1-3 Multi-Output Type Regulator ICs
sExternal
Dimensions (HSOP16)
1+0.1/–0.05
(Heatsink thickness)
10.5±0.2
16
9
1.35±–0.2
(Between the root of leads and
back side)
(Unit : mm)
0 to 0.1
Part Number
2.0+0.2/–0.08
SK
Lot Number
Control
Number
10.5±0.3
0 to 8°
2.75MAX
1
8
2.5±0.2
Enlarged View of A
A
0.25+0.15/–0.05
S
12.2±–0.2
(Gate remains: Not included in dimensions)
(11)
0.10
S
16
9
Pin Assignment
q
AGND
w
V
IN1
e
V
CC
r
SWout1
t
DGND1
y
SS1
u
V
REF1
i
N.C
(2)
o
!0
!1
!2
!3
!4
!5
!6
AGND
V
REF2
SS2
DGND2
SWout2
C/E
V
IN2
N.C
1.27±0.25
(4.5)
0.4+0.15/–0.05
sBlock
Diagram
7.5±0.2
V
IN
+
+
0.9±0.3
Pin Assignment (SPI-8003TW)
q
AGND
o
AGND
!0
R
OSC
w
V
IN1
e
V
CC
!1
V
REF2
r
SWout1
!2
SS2
t
DGND1
!3
DGND2
y
SS1
!4
SWout2
!5
C/E
u
V
REF1
!6
V
IN2
i
C
OSC
V
IN
3
V
CC
3
V
CC
SPI-8001TW/SPI-8002TW
C1
C6
SPI-8003TW
C1
C4
V
C/E
14
C/E
3V
Start
V
REF
1V
PReg
OSC
RESET
fdown
TSD
UVLO
V
C/E
15
C/E
3V
Start
V
REF
1V
PReg
OSC
RESET
fdown
TSD
UVLO
10
V
IN1
Rosc
V
IN1
Cosc
2
R7
8
2
f down
cut
3V
OCP
C9
f down
cut
SS1
+
+
3V
OCP
6
R5
C4
7
SS1
+
+
+
PWM
Logic
Drive
SW
OUT1
DGND1
V
IN2
4
5
15
6
L1
Di1
+
V
O1
C2
R1
R2
C7
R5
7
C5
V
REF1
PWM
Logic
+
Drive
SW
OUT1
DGND1
V
IN2
4
5
16
L1
Di1
+
V
O1
C2
R1
R2
C7
V
REF1
Buffer-Amp
Amp
PWM
Buffer-Amp
Amp
PWM
f down
cut
AGND
3V
OCP
f down
cut
AGND
3V
OCP
11
R6
C5
10
SS2
V
REF2
+
+
+
PWM
Logic
Buffer-Amp
Amp
PWM
Drive
SW
OUT2
13
12
12
L2
Di2
DGND2
+
SS2
V
REF2
+
+
+
V
O2
C3
C8
R6
11
PWM
Logic
Buffer-Amp
Amp
PWM
Drive
SW
OUT2
14
13
L2
Di2
+
V
O2
C3
C8
AGND
C6
AGND
1, 9
R3
R4
AGND
DGND2
AGND
1, 9
R3
R4
88
ICs
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