Datasheet

LTC4160/LTC4160-1
29
41601fa
TYPICAL APPLICATIONS
High Efficiency Power Manager/Battery Charger with USB On-The-Go, Overvoltage Protection and Low Battery Start-Up
M2
V
BUS
USB
WALL ADAPTER
USB
ON-THE-GO
L1
3.3µH
M1
TO µC
SYSTEM
LOAD
C3
22µF
0805
C2
0.1µF
0402
17 8
13
1
2
15
16
5
7
3.01k 1k
41601 TA04
CLPROG
20
NTC PROG
LTC4160/LTC4160-1
SW
ENCHARGER
ID
19
NTCBIAS
9
3
VBUSGD
CHRG
4
FAULT
V
OUT
IDGATE
BAT
LDO3V3 RTC
14
12
GND
21
10
11
18
Li-Ion
+
1µF
OVGATE
OVSENS
I
LIM0
I
LIM1
6
ENOTG
C1, C3: TAYIO YUDEN JMK212BJ226MG
L1: COILCRAFT LPS4018-332LM
M1: FAIRCHILD FDN372S
M2: SILICONIX Si2333DS
R1: 1/10 WATT RESISTOR
R2: VISHAY CURVE 1
100k
R1
6.2k
R2
100k
T
1k
1k
1k
C1
22µF
0805
High Efficiency Switching Battery Charger with USB On-The-Go, Overvoltage and Reverse-Voltage Protection
TO µC
15
16
5
7
ENCHARGER
ID
19
NTCBIAS
I
LIM0
I
LIM1
6
ENOTG
100k
R2
100k
T
V
BUS
USB
WALL ADAPTER
USB
ON-THE-GO
L1
3.3µH
M2
C3
22µF
0805
C2
0.1µF
0402
17 8
13
1
2
3.01k 1k
41601 TA05
CLPROG
20
NTC PROG
LTC4160/LTC4160-1
SW
9
3
VBUSGD
CHRG
4
FAULT
V
OUT
IDGATE
LDO3V3
BAT
SYSTEM
LOAD
14
12
GND
21
10
18
11
OVGATE
OVSENS
C1, C3: TAYIO YUDEN JMK212BJ226MG
L1: COILCRAFT LPS4018-332LM
M1: SILICONIX Si2333DS
M2: FAIRCHILD FDN372S
R1: 1/10 WATT RESISTOR
R2: VISHAY CURVE 1
R1
6.2k
10k
10k
10k
M1
C1
22µF
0805
TO µC
Li-Ion
+