ltc3406ab Linear Technology Corporation, ltc3406ab Datasheet - Page 14

• Manufacturer Part Number: ltc3406ab
• Description: 1.5mhz, 600ma Synchronous Step-down Regulator In Thinsot
• Manufacturer: Linear Technology Corporation

LTC3406AB
TYPICAL APPLICATIONS
14
V
IN
200mV/DIV
500mA/DIV
500mA/DIV
Single Li-Ion 1.2V/600mA Regulator for
C
4.7μF
CER
IN
I
V
LOAD
High Effi ciency and Small Footprint
†
OUT
I
L
V
V
I
LOAD
1
IN
OUT
= 3.6V
V
RUN
LTC3406AB
= 1.2V
IN
= 200mA TO 500mA
GND
2
SW
V
FB
Load Step
20μs/DIV
3
5
301k
3406AB TA09b
2.2μH*
22pF
301k
** TAIYO YUDEN JHK316BJ106ML
*MURATA LQH32CN2R2M33
†
TAIYO YUDEN JMK212BJ475MG
3406B F12
C
10μF
CER
OUT
**
1.2V, 600mA
V
OUT
100mV/DIV
500mA/DIV
500mA/DIV
100
90
80
70
60
50
40
30
20
10
0
I
0.1
V
LOAD
OUT
V
I
Effi ciency vs Load Current
OUT
L
V
V
I
LOAD
IN
OUT
= 1.2V
= 3.6V
= 1.2V
OUTPUT CURRENT (mA)
= 300mA TO 600mA
1
Load Step
10
20μs/DIV
100
V
V
V
IN
IN
IN
3406B G02
= 2.7V
= 3.6V
= 4.2V
1000
3406B F14
3406abfa