LTC3548-1 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LTC3548-1' PDF : 16 Pages View PDF
LTC3548-1
BLOCK DIAGRAM
REGULATOR 1
VIN
VOUT1 2
VFB1 1
0.6V
+
ITH
EA
–
R1 VFB
R3 0.55V –
UV
UVDET
+
+
OV
OVDET
0.65V
–
SHUTDOWN
SLOPE
COMP
0.35V
–
EN
BURST
+
SLEEP
BURST
CLAMP
–+
ICOMP
S
Q
RS
LATCH
R
Q
SWITCHING
LOGIC
AND
BLANKING
CIRCUIT
ANTI
SHOOT-
THRU
IRCMP
RUN1 8
RUN2 6
0.6V REF
OSC
OSC
VOUT2 9
VFB2 10
REGULATOR 2 (IDENTICAL TO REGULATOR 1)
R1 = 240k, R3 = 120k FOR REGULATOR 1
R1 = 195k, R3 = 120k FOR REGULATOR 2
VIN
5Ω
4 SW1
11 GND
VIN
3 VIN
5 GND
7 SW2
3548-1 BD
35481fc
6
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