LTC3557-1 Linear Technology, LTC3557-1 Datasheet - Page 11
![no-image](/images/manufacturer_photos/0/3/388/linear_technology_sml.jpg)
LTC3557-1
Manufacturer Part Number
LTC3557-1
Description
USB Power Manager
Manufacturer
Linear Technology
Datasheet
1.LTC3557-1.pdf
(28 pages)
- Current page: 11 of 28
- Download datasheet (396Kb)
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BLOCK DIAGRAM
24
27
18
19
28
10
11
14
1
2
9
8
V
CLPROG
V
NTC
CHRG
ILIM0
ILIM1
EN1
EN2
EN3
MODE
RST2
BUS
NTC
MONITOR
BATTERY
CHARGE
STATUS
LOGIC
TEMP
ILIM
DETECT
WALL
3
LOGIC
WALL
EN
CURRENT
INPUT
LIMIT
REF
CHARGER
CC/CV
GND
25
29
ACPR
DIODE
IDEAL
OSC
EN
MODE
OSC
EN
MODE
OSC
EN
MODE
–
+
BUCK REGULATOR
BUCK REGULATOR
BUCK REGULATOR
600mA, 2.25MHz
400mA, 2.25MHz
400mA, 2.25MHz
15mV
+
–
CONTROL
V C
26
V
LTC3557/LTC3557-1
C
3.3V
LDO
LDO3V3
PROG
GATE
V
SW1
SW2
SW3
V
V
BAT
OUT
FB1
FB2
FB3
IN1
IN2
35571 BD
23
21
22
20
16
15
13
17
12
4
6
5
7
11
35571f
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