LTC3405A-1.8 Linear Technology, LTC3405A-1.8 Datasheet - Page 14

• Manufacturer Part Number: LTC3405A-1.8
• Description: 1.5V / 1.8V / 1.5MHz - 300mA Synchronous Step-Down Regulators in ThinSOT
• Manufacturer: Linear Technology

LTC3405A-1.5/LTC3405A-1.8
TYPICAL APPLICATIO S
14
TO 4.2V
Using All Ceramic Capacitors Optimized for Smallest Footprint
2.7V
V
U
AC COUPLED
IN
100mV/DIV
200mA/DIV
100mA/DIV
V
OUT
C
2.2 F
CER
I
I
Single Li-Ion to 1.5V/150mA Regulator
IN
90
80
70
60
50
40
30
L
L
**
0.1
V
V
I
LOAD =
IN
OUT
V
OUT
= 3.6V
4
1
6
= 1.5V
50mA TO 150mA
= 1.5V
V
RUN
MODE
LTC3405A-1.5
IN
OUTPUT CURRENT (mA)
1
GND
V
V
2
IN
V
IN
20 s/DIV
= 4.2V
OUT
SW
= 2.7V
**
10
*
3405A1518 TA03a
3
5
TAIYO YUDEN LB2012T2R2M
TAIYO YUDEN CERAMIC LMK212BJ225MG
V
IN
2.2 H*
= 3.6V
100
3405A1518 TA03c
3405A1518 TA03b
1000
C
2.2 F
CER
OUT1
**
V
1.5V
OUT
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