Datasheet

16
LTC3564
3564f
V
IN
C
IN
**
10μF
CER
V
IN
2.7V
TO 5.5V
LTC3564
RUN
3
1μH*
22pF
806k
402k
3564 TA02a
5
4
1
2
SW
V
FB
GND
C
OUT
†
22μF
CER
V
OUT
1.8V
*MURATA LQH32CN2R2M33
** TAIYO YUDEN JMK316BJ106ML
†
TAIYO YUDEN JMK316BJ226ML-BR
Single Li-Ion 1.8V/1.25A Regulator for High Efficiency and Small Footprint
OUTPUT CURRENT (mA)
0.1
40
EFFICIENCY (%)
50
60
70
80
1001 10 1000 10000
3564 TA02b
30
20
10
0
90
100
V
OUT
= 1.8V
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.2V
I
L
1A/DIV
I
LOAD
1A/DIV
V
OUT
100mV/DIV
AC COUPLED
20μs/DIVV
IN
= 3.6V
V
OUT
= 1.8V
I
LOAD
= 100mA TO 1.25A
3564 TA02c
TYPICAL APPLICATIO S
U