Datasheet

SS
TGAIN
OVP
LM3424
nDIM
V
IN
GND
TSENSE
TREF
DDRV
VS
C
OUT
DAP
GATE
EN
COMP
VIN
CSH
RT/SYNC
IS
HSN
SLOPE
VCC
HSP
Q7
D1
L1
C
IN
R
SLP
C
BYP
R
LIM
Q1
C
CMP
R
CSH
R
T
C
SS
R
OV2
R
OV1
R
UV2
R
UV1
R
GAIN
NTC
R
REF1
R
REF2
R
BIAS
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
R
HSP
R
HSN
C
NTC
I
LED
R
SNS
R
FS
C
FS
C
OV
C
REF
Q3
PWM
R
UVH
Q6
Q5
LED+
Q4
D2
V
IN
LED+
V
IN
DIM
DIM
R
PU
R
SER
Q2
LM3424
SNVS603B –AUGUST 2009–REVISED OCTOBER 2009 www.ti.com
BUCK-BOOST REGULATOR
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