Datasheet

LTC3407
14
3407fa
TYPICAL APPLICATIONS
2mm Height Core Supply
Effi ciency vs Load Current
RUN2 V
IN
V
IN
= 3.6V
TO 5.5V
V
OUT2
= 3.3V
AT 600mA
V
OUT1
= 1.8V
AT 600mA
RUN1
POR
SW1
V
FB1
GND
V
FB2
SW2
MODE/SYNC
LTC3407
C1
10μF
R5
100k
POWER-ON
RESET
C4, 22pFC5, 22pF
L1
2.2μH
L2
4.7μH
R4
887k
R2
604k
R1
301k
R3
196k
C3
10μF
C2
10μF
3407 TA07
C1, C2, C3: TAIYO YUDEN JMK316BJ106ML
L1: MURATA LQH32CN2R2M33
L2: MURATA LQH32CN4R7M11
LOAD CURRENT (mA)
1
EFFICIENCY (%)
100
95
90
85
80
75
70
65
60
10 100 1000
3407 TA08
3.3V
1.8V
V
IN
= 5V Burst Mode OPERATION
NO LOAD ON OTHER CHANNEL