Datasheet

LTC3528B-2
4
3528b2fa
LOAD CURRENT (mA)
0.1
EFFICIENCY (%)
POWER LOSS (mW)
60
80
100
100
35282 G03
40
20
50
70
90
30
10
10
100
10000
1000
1
1
10
1000
V
IN
= 2.4V
V
IN
= 3.6V
V
IN
= 4.2V
EFFICIENCY
POWER
LOSS
Maximum Output Current vs V
IN
Minimum Load Resistance During
Start-Up vs V
IN
Start-Up Delay Time vs V
IN
Efficiency vs Load Current and V
IN
for V
OUT
= 5V
Efficiency vs Load Current and V
IN
for V
OUT
= 3.3V
LOAD CURRENT (mA)
0.1
EFFICIENCY (%)
POWER LOSS (mW)
60
80
100
100
35282 G02
40
20
50
70
90
30
10
10
100
1000
1
1
10
1000
V
IN
= 1.8V
V
IN
= 2.4V
V
IN
= 3V
EFFICIENCY
POWER
LOSS
V
IN
(V)
1
I
OUT
(mA)
700
2.5
35282 G05
400
200
1.5 2 3
100
0
800
600
500
300
3.5 4 4.5
V
OUT
= 1.8V
V
OUT
= 3.3V
V
OUT
= 5V
V
IN
(V)
0.7
10
R
LOAD
(Ω)
1000
100
10000
0.8 0.9 1
35282 G06
V
IN
(V)
1
DELAY (µs)
120
2.5
35282 G07
90
70
1.5 2 3
60
50
130
110
100
80
3.5 4 4.5
TYPICAL PERFORMANCE CHARACTERISTICS
(T
A
= 25°C unless otherwise noted)
Efficiency vs Load Current and V
IN
for V
OUT
= 1.8V
Efficiency vs Load Current and V
IN
for V
OUT
= 3V
LOAD CURRENT (mA)
0.1
EFFICIENCY (%)
POWER LOSS (mW)
60
80
100
100
35282 G01
40
20
50
70
90
30
10
0
10
100
1000
1
0.1
1
10
1000
V
IN
= 1V
V
IN
= 1.2V
V
IN
= 1.5V
EFFICIENCY
POWER
LOSS
LOAD CURRENT (mA)
0.1
EFFICIENCY (%)
POWER LOSS (mW)
60
80
100
100
35282 G26
40
20
50
70
90
30
10
0
10
100
1000
1
1
10
1000
V
IN
= 1V
V
IN
= 1.5V
V
IN
= 2.4V
EFFICIENCY
POWER
LOSS