Datasheet

Atmel LED Drivers MSL2164/MSL2166
16-String High-Efciency LED Drivers for
LCD TVs with Advanced Dimming Modes
Application Circuit
MSL2164
G6
D6
S7
G7
D7
MISO
MOSI
SCK
CSB
FLTB
S1 G1 D1 S2 G2 D2 S3 G3 D3 S4
D9
G9
S9
D8
G8
S8
FBO1 FBO2 FBO3
ADDR
S12
G12
D12
S13
G13
D13
S14
G14
D14
S15
VSYNC
HSYNC
PWM
SCK
FAULT
LED STRING
DC/DC
CONVERTER
VOUT
ENABLE
MOSI
FB
1N4148
R
TOP
R
BOTTOM
LEDs ARE OSRAM LW G6SP ADVANCE POWER TOPLEDs
E
P
+12V
D11
G11
S11
D10
G10
S10
G15
D15
VCC
PHI
GSC
PWM
EN VIN VDD S0 G0 D0
G4
D4
S5
G5
D5
S6
10µF
4.7µF
4.7µF
10k
R
D
= 10M ,
16 PLACES
V
LED
I
STR
CSB
MISO
FIGURE 1. Typical Application Circuit