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Circuit Diagrams and PWB Layouts Q552.2E LA 10. EN 113
10.3 A 272217190321 PSL
10-3-1 Power Supply Unit with Integrated LED Driver
Power Supply Unit with Integrated Led Driver
A01 ! L402 EPC1515/150uH D402
A01
SB3200 DO-201
8 5
ANODE_R
! L401 EPC1515/150uH D401 R450
R473 R475
ISEN1
SB3200 DO-201 56K 8.2K
8 5 1.8K
D
VLED ANODE_L
VREF R421 R450A G Q407 C470
33uF/200V
C414 33uF/200V
R414 56K 56K 2N7002 10nF
R412 R451 R413
C413
UVLS 1K
100K 130K 15K
S
POK R450B
R421A CN2_1316
51K GND1
C416 56K ANODE_L 1
ANODE_L1
GND1
R441 CATHODE_R
100nF
47K
D
Q401
R474 R476 2
N.C
G
R415 ISEN2
+12V VREF 7002 R421B R449 C433 1.8K 8.2K 3
2K Q403 D L1_CATHODE
D
R411 51K 3K 47nF Q404
C409 S C422 AOD450/D-PACK G
10 C410 D AOD450 R477 4
L2_CATHODE
1uF R416 47nF
G R461 BL-I-CTRL G Q408 C472
BL-ON-OFF GND1 47nF 1.5K S 10nF 5
56K R422 C426 10K 2N7002 L3_CATHODE
GND1
3K R470 C463 GND1 R462
R410 S 1nF
S
6
VREF 56 1nF 10k R472 L4_CATHODE
10K D Q402
C407 R409 R463 R467 100k 7
N.C
C408 G AOD450 R464 R464A R465 R466
100nF 100K U401 GND1
R468H
2.2uF 10k 1 1 OPEN OPEN GND1 CATHODE_L 8
R417 C442 1 L5_CATHODE
0
R408 1
UVLS FAULT
24
S R445 R446
56 1nF R444A R444 9
47K OPEN OPEN VREF L6_CATHODE
2 VCC DRV1
23 1 1 R471
R442 10
L7_CATHODE
R468G
R468C
R468D
R468A
R468B
R468E
R468F
OPEN
10k
R468I
R468
3 22 R491
100
R443A R443 1k
12
12
12
12
12
12
15
ENA DRV2
VREF C419