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LTC3552 Datasheet(PDF) 9 Page - Linear Technology

Part # LTC3552
Description  Standalone Linear Li-Ion Battery Charger and Dual Synchronous Buck Converter
PDF  24 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC3552 Datasheet(HTML) 9 Page - Linear Technology

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LTC3552
9
3552f
BLOCK DIAGRA
–
+
–
+
–
+
–
+
EA
UVDET
OVDET
0.6V
0.65V
0.55V
–
+
0.35V
UV
OV
ITH
SWITCHING
LOGIC
AND
BLANKING
CIRCUIT
S
R
Q
Q
RS
LATCH
BURST
ICOMP
IRCMP
ANTI
SHOOT-
THRU
BURST
CLAMP
SLOPE
COMP
EN
SLEEP
POR
COUNTER
0.6V REF
OSC
OSC
REGULATOR 2 (IDENTICAL TO REGULATOR 1)
PGOOD1
PGOOD2
SHUTDOWN
VCC
VCC
REGULATOR 1
SW1
SW2
5
Ω
POR
–
+
–
+
–
+
120
°C
TDIE
TA
MA
CA
–
+
C2
C1
1
×
1
×
1000
×
VA
R1
BAT
R2
R3
1V
0.1V
R4
R5
ITERM
5
µA
RTERM
REF
1.21V
VIN
CHRG
EN
GND
TERM
PWR
CHARGE
SHDN
EN
LOGIC
PWR
PROG
RPROG
16
15
4
10
7
RUN1
RUN2
8
VFB2
MODE/SYNC
9
VFB1
3
11
6
12
5
1
13
17
14
2
RENABLE
VCC
2.9V
TO BAT



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