SM8133B Datasheet, PDF (3/20 Pages) Nippon Precision Circuits Inc – White LED Driver IC

PINOUT
(Top view)
QFN-20
SM8133B
WL-CSP (under development)
15 14 13 12 11
EN 16
DIN7 17
DIN6 18
DIN5 19
GND 20
10 VIN
9 C2P
8 C2M
7 C1M
6 C1P
1 23 4 5
D
C
B
A
54321
PIN DESCRIPTION
Number
QFN-20
WL-CSP
1
D1
2
C1
3
B1
4
B2
5
A2
6
A1
7
A3
8
B3
9
B4
10
A4
11
A5
12
B5
13
C5
14
C4
15
D5
16
D4
17
C3
18
D3
19
D2
20
C2
Name
DIN4
DIN3
DIN2
DIN1
PGND
C1P
C1M
C2M
C2P
VIN
LDOUT
VOUT
RESETB
SCK
SDA
EN
DIN7
DIN6
DIN5
GND
I/O
Description
O
LED drive current control output 4 (connect to ground when not used)
O
LED drive current control output 3 (connect to ground when not used)
O
LED drive current control output 2 (connect to ground when not used)
O
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
O
LDO output
O
LED drive voltage output
I
Reset signal input (internal reset when RESETB is LOW)
I
Serial data clock input
I
Serial data input
I
Serial interface enable input
O
LED drive current control output 7 (connect to ground when not used)
O
LED drive current control output 6 (connect to ground when not used)
O
LED drive current control output 5 (connect to ground when not used)
–
Ground
NIPPON PRECISION CIRCUITS INC.—3