LTC3545_15 Datasheet, PDF (9/20 Pages) Linear Technology – Triple 800mA Synchronous Step-Down Regulator–2.25MHz

LTC3545/LTC3545-1
FUNCTIONAL DIAGRAMS
PGOOD REGULATOR
BURST
CLAMP
0.6V
SLOPE
COMP
+
V_FBX
50mV
–
I_TH
EA
–
SLEEP
+
0.6V
V_SLEEP +
BURST
–+
I_COMP
SOFT-START
S
Q
RS
LATCH
R
Q
SWITCHING
LOGIC
AND
BLANKING
CIRCUIT
ANTI
SHOOT-
THRU
PV_IN
10Ω
SWX
SHUTDOWN
0.6V V_REF
OSC
OSC
I_RCMP
PGND
3545 FD02
35451fb
9