Manualshelf

Datasheet

ManualsBrandsLINEAR TECHNOLOGY ManualsPMICsPMIC - voltage regulators - DC DC switch controllers MSOP 12 EP
21222324252627282930
LT3759
25
3759fc
For more information www.linear.com/3759
TYPICAL APPLICATIONS
1.8V to 3.3V Input, 5V/2A Output Boost Converter
Efficiency vs Output Current Load Step Response at V
IN
= 2.5V
OUTPUT CURRENT (A)
0.001
EFFICIENCY (%)
60
80
100
1
3759 TA02b
40
0.01 0.1
10
10
20
30
50
70
90
0
V
IN
= 1.8V
V
IN
= 3.3V
V
OUT
500mV/DIV
(AC)
I
OUT
1A/DIV
3759 TA02c
500µs/DIV
1.6A
0.4A
SENSE
LT3759
V
IN
DRIVE
V
IN
1.8V TO 3.3V
C
IN
47µF
6.3V
X5R
R
T
27.4k
300kHz
GATE
PGOOD
FBX
GND
INTV
CC
EN/UVLO
SYNC
RT
SS
VC
L1
2.2µH
R3
59k
R4
124k
C
SS
0.1µF
M1: VISHAY SiA414DJ
L1: TOKO FDA1055-2R2M
D1: VISHAY 6CWQ06FN
R
C
7.5k
C
C1
22nF
R1
15.8k
1%
R2
34k
1%
R
S
5mΩ
0.5W
C
C2
100pF
C
VCC
4.7µF
10V
X5R
V
OUT
5V
2A
C
OUT2
100µF
6.3V
X5R
×3
3759 TA02a
D1
M1
R5
10k
Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.Downloaded from Arrow.com.