LTC3576 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3576' PDF : 48 Pages View PDF
LTC3576/LTC3576-1
BLOCK DIAGRAM
OVSENS 6
OVP
OVGATE 5
VBUS 35
VBUS 34
CLPROG 1
NTCBIAS 3
NTC 4
CHRG 30
BATTERY
TEMPERATURE
MONITOR
CHARGE
STATUS
VC
26
2.25MHz
BIDIRECTIONAL
PowerPath
SWITCHING
REGULATOR
SUSPEND LDO
500μA/2.5mA
–
+
5.1V
–
1.18V +
OR 1.15V
VC
CONTROL
WALL
DETECT
27 WALL
28 ACPR
3.3V LDO
36 SW
2 LDO3V3
33 VOUT
CC/CV
CHARGER
0+.3–V
+
IDEAL
+–
–
15mV
31 IDGATE
32 BAT
3.6V
29 PROG
ILIM
DECODE
LOGIC
ILIM0 37
ILIM1 38
ENOTG 11
EN1 10
EN2 22
EN3 19
DVCC 12
SDA 14
SCL 13
I2C PORT
D/A
4
D/A
4
D/A
ENABLE
400mA 2.25MHz
BUCK
REGULATOR
ENABLE
400mA 2.25MHz
BUCK
REGULATOR
ENABLE
1A 2.25MHz
BUCK
REGULATOR
4
8 VIN1
9 SW1
7 FB1
24 VIN2
23 SW2
25 FB2
16 VIN3
17 SW3
20 FB3
21 RST3
39
GND
3576 BD
16
3576f
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