Datasheet

7
LTC3426
3426fa
TYPICAL APPLICATIO S
U
Efficiency
SW
V
IN
1.8V
V
IN
LTC3426
SHDN
V
OUT
2.5V
800mA
3426 TA03a
V
OUT
FBOFF ON
GND
L1
1.5µH
D1
C2
22µF
C1
10µF
R1
64.9k
1%
R2
61.9k
1%
C1: TDK C1608X5R0J106M
C2: TAIYO YUDEN JMK316BJ226ML
D1: ON SEMICONDUCTOR MBRM120LT3
L1: TDK RLF7030T-1R5N6R1
Efficiency
SW
L1
2.2µH
D1
V
IN
3.3V
V
IN
LTC3426
SHDN
C2
22µF
C1
10µF
V
OUT
5V
800mA
R1
95.3k
1%
R2
30.9k
1%
C1: TAIYO YUDEN X5R JMK212BJ475ML
C2: TAIYO YUDEN X5R JMK316BJ226ML
D1: ON SEMICONDUCTOR MBRA210LT3
L1: COILCRAFT D03316P-222
3426 TA02a
V
OUT
FBOFF ON
GND
LOAD CURRENT (mA)
1
70
EFFICIENCY (%)
75
80
85
90
10 100 1000
3426 TA02b
65
60
55
50
95
100
LOAD CURRENT (mA)
1
50
EFFICIENCY (%)
80
90
100
10 100 1000
3426 TA03b
70
60