LTC3786_15 Datasheet, PDF (10/34 Pages) Linear Technology – Low IQ Synchronous Boost Controller

LTC3786
Block Diagram
FREQ
1.32V +
–
V_FB
+
1.08V –
20µA
PGOOD
CLK
VCO
INTV_CC
S
Q
R
SHDN
BOOST
D_B
TG
C_B
SWITCHING
LOGIC
AND
CHARGE
PUMP
SW
INTV_CC
BG
0.425V +
–
SLEEP
V_OUT
C_OUT
PLLIN/
MODE
VBIAS
PFD
SYNC
DET
100k
+
ICMP _{– +}
–^IREV
L
2.8V
0.7V
SLOPE COMP
SENS LO
2mV
2.5V
SENSE ^–
SENSE⁺
VFB
R_SENSE
V_IN
C_IN
EA
1.2V
SS
5.4V
LDO
INTV_CC
SHDN
0.5µA/
4.5µA
–+
3.8V
GND
SHDN
RUN
11V
SENS
LO
10µA
OV
1.32V
ITH
C_C
C_C2
R_C
3786 BD
SS
C_SS
3786fa
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