LTC3426 Datasheet, PDF (7/12 Pages) Linear Technology – 1.2MHz Step-Up DC/DC Converter in SOT-23

TYPICAL APPLICATIO S
L1
2.2µH
D1
V_IN
3.3V
C1
10µF
OFF ON
SW
V_IN
V_OUT
LTC3426
SHDN FB
GND
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
V_OUT
5V
C2 ^800mA
22µF
3426 TA02a
L1
1.5µH
D1
V_IN
1.8V
C1
10µF
OFF ON
SW
V_IN
V_OUT
LTC3426
SHDN FB
GND
R1
64.9k
1%
R2
61.9k
1%
V_OUT
2.5V
800mA
C2
22µF
C1: TDK C1608X5R0J106M
C2: TAIYO YUDEN JMK316BJ226ML
D1: ON SEMICONDUCTOR MBRM120LT3
L1: TDK RLF7030T-1R5N6R1
3426 TA03a
LTC3426
100
95
90
85
80
75
70
65
60
55
50
1
Efficiency
10
100
LOAD CURRENT (mA)
1000
3426 TA02b
100
90
80
70
60
50
1
Efficiency
10
100
LOAD CURRENT (mA)
1000
3426 TA03b
3426f
7