SM8133B
PINOUT
(Top view)
QFN-20
SDA
SCK
RESETB
VOUT
LDOUT
WL-CSP (under development)
15 14 13 12 11
EN
DIN7
DIN6
DIN5
GND
16
17
18
19
20
1 2 3 4 5
10
9
8
7
6
VIN
C2P
C2M
C1M
C1P
D
C
B
A
5 4 3 2 1
PIN DESCRIPTION
Number
Name
QFN-20
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
WL-CSP
D1
C1
B1
B2
A2
A1
A3
B3
B4
A4
A5
B5
C5
C4
D5
D4
C3
D3
D2
C2
DIN4
DIN3
DIN2
DIN1
PGND
C1P
C1M
C2M
C2P
VIN
LDOUT
VOUT
RESETB
SCK
SDA
EN
DIN7
DIN6
DIN5
GND
O
O
O
O
–
–
–
–
–
–
O
O
I
I
I
I
O
O
O
–
LED drive current control output 4
(connect
to ground when not used)
LED drive current control output 3
(connect
to ground when not used)
LED drive current control output 2
(connect
to ground when not used)
LED drive current control output 1
(connect
to ground when not used)
Charge pump ground connection
Charge pump capacitor connection 1P
Charge pump capacitor connection 1M
Charge pump capacitor connection 2M
Charge pump capacitor connection 2P
Voltage supply
LDO output
LED drive voltage output
Reset signal input (internal reset when RESETB is LOW)
Serial data clock input
Serial data input
Serial interface enable input
LED drive current control output 7
(connect
to ground when not used)
LED drive current control output 6
(connect
to ground when not used)
LED drive current control output 5
(connect
to ground when not used)
Ground
I/O
Description
DIN4
DIN3
DIN2
DIN1
PGND
NIPPON PRECISION CIRCUITS INC.—3
NPC [ NIPPON PRECISION CIRCUITS INC ]
