Datasheet

LTC4099
33
4099fd
V
BUS
V
C
WALL ACPR
AUTOMOTIVE,
FIREWIRE, ETC.
USB
WALL ADAPTER
TO µC
TO µC
SYSTEM
LOAD
M3
C5
22µF
0805
C7
22µF
0805
C1
4.7µF
50V
C2
68nF
C4
22µF
C3
0.47µF
50V
C6
0.1µF
0603
R6
100k
R3
499k
R1
150k
4
2
3
7
19 7 9, 21 6
9
4 5 18 14
12
10
11
11 1 6
8
5
10
13
M1
R8
3.01k
R9
1.02k
M2
D1
L2
3.3µH
L1
10µH
4099 TA04
CLPROG PROG
LTC4099
LT3480
GND
SW
BATSENS
OVGATE
OVSENS
I
2
C
IRQ
NTCBIAS
NTC
1
20
15-17
8
3
2
V
OUT
IDGATE
BAT
Li-Ion
+
R7
100k
T
R2
40.2k
R4
100k
R5
6.2k
R
T
V
IN
RUN/SS
PG GNDV
C
BD
SYNC
SW
FB
BOOST
M1: NTLJS4114N
M2, M3: Si2333DS
3
USB/Automotive Switching Battery Charger with 2A Support From Automotive Input
Typical applicaTions