User manual

SS
TGAIN
OVP
LM3424
nDIM
GND
TSENSE
TREF
DDRV
VS
DAP
GATE
EN
COMP
VIN
CSH
RT/SYNC
IS
HSN
SLOPE
VCC
HSP
Q7
D1
L1
R14
C9
R6
Q1
C7
R17
R11
R13
R5
R15
NTC
R19
R21
R22
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
R8
R7
C22
R9
R20
C12
C11
C15
Q3
PWM
R4
Q6
Q5
Q4
D2
V
IN
LED+
V
IN
DIM
DIM
R24
R23
Q2
C4,
C5,
C6,
C17,
C19
C2,
C3,
C16,
C18,
C23
C1
R3
J3
R12
J6
TP5
R2
C8
R1
R10
3
4
5
C10
C13
C14
R25
TP3 TP10
TP8
TP6
TP1
TP4
V
IN
J1
GND
J2
R26
C20
C21
8
9
10
12
13
14
7
6
5
3
2
1
J7
11 4
LED-
J4
J5
NTC
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4 Schematic
3
SNVA397A–August 2009–Revised May 2013 AN-1967 LM3424 Buck-Boost Evaluation Board
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