Schematic Diagrams
B - 28 System Power, LED BKLT
B.Schematic Diagrams
System Power, LED BKLT
1
LED5-
VDD5
PQ59
*2N7002W
G
DS
SGND
LVDS-L1N[5,12]
LVDS-L0P[5,12]
J_LE D1_73
*20374-030E-31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Only LED1 on
5VS
LED1 throgh LED5 on
PC206
*0.1U_16V_04
Fsw=2MHz
0
LVDS-LCLKP[5,12]
PR91
100K_04
LED5-
PQ29
AO4468
4
6 2
5
7 3
1
8
LED1 throgh LED2 on
SEL1
SUSB
PU9
*A8500
19
20
6
2
3
4
5
7
8
9
10
11
12
13
14
15
16
17
18
1
26
22
23
24
25
21
27
EN
PWM
APWM
SKIP
CO MP
FSET
ISET
LED1
LED3
LED5
LED7
LG N D
LED8
LED6
LED4
LED2
SEL1
SEL2
SEL3
PGN D
AGN D
OVP
SW
SW
VIN
PGN D
EP
LED_PWR+
PC201
*10U_25V_12
PR189 *0_04
1
1
PQ32
2N7002W
G
DS
SGND
0
VDD5[28,29]
PR147
*100K_04
PC103
*100P_50V_04
PC100
100P_50V_04
0
PC204
*1U_50V_12
SGND
R.OVP = (V.OVP-30)/54.9uA
LVDS-L0N[5,12]
20K-2MHz
VDD5
3.3VS[5,8..16,18..26,31]
PQ25
2N7002W
G
DS
0
1
VDD5
LED2-
PC104
*10U_10V_08
PC207
*0 .1U _16 V_04
2A
SY S15V[12,28,29]
SGN D
0
PR95
100K_04
0
PLVDD
LED1 throgh LED6 on
PQ64
*2N7002W
G
DS
PQ27
AO4468
4
6 2
5
7 3
1
8
SGN D
PR187 *10K_04
1
0
LED1 throgh LED7 on
SUSB
Fsw = 26.03/R.FSET ID =
1.23/I.SET * 210
(mA/LED)
VDD3
SUSB
5VS,3.3VS
1
LED3-
PD23 *FM260
A C
PR154
1M_04
0
3.3VS
PR200
*10_06
1
SUSB#[17,20,23,26,29]
PL10 *4.7uH
VIN
PR188
*1.05K_1%_04
SEL2=L
PR191
*13K_1%_04
LED1 throgh LED3 on
PQ60
*2 N7 00 2 W
G
DS
PLVDD[12]
PR190 *10K
LED=20mA
PC98
0.1U_16V_04
VDD5
VDD3[13,21,26,28..30,32]
0
LED_PWR+
LED6-
PR192
*1 2K_0 4
PQ24
2N7002W
G
DS
3A
SGND
1
IN V_B LO N[12]
LED1-
PR97
1M_04
0
OVP=35V
M735T LED PANEL BACKLIGHT DRIVER
1
SGND
BRIG HTNESS[12,26]
6A
SYS15V
3.3VS
LED1-
LED3-
LVDS-L2N[5,12]
SEL3=H
LED1 throgh LED4 on
P_DDC_CLK[5,12]
3A
PC105
*1 0U_1 0 V_ 08
LEDx Output
0
VDD5
PC203
*1 U_ 50 V_12
LVDS-LCLKN[5,12]
LED2-
PC202
*10U_25V_12
SY S15V
VIN[12,28..32]
SEL2
1
PC101
0.1U_16V_04
SEL1=H
LVDS-L2P[5,12]
LED4-
LED4-
0
LED6-
PR186
* 100K_04
100 - 400Hz
5VS[12,13,16,19,21,24,25]
SEL3
PR193 *0_06
PC205
*1U_10V_06
PR98
100K_04
LED1 throgh LED8 on
30mil
PR185
*90.9K_1%_04
1
6A
0
P_DDC_DATA[5,12]
LVDS-L1P[5,12]
Sheet 27 of 40
System Power,
LED BKLT