Datasheet

LTC3568
5
3568fa
2.5 3 3.5 4 4.5 5 5.5 6
V
IN
(V)
R
DS(ON)
(mΩ)
120
115
110
105
100
95
90
3568 G12
MAIN SWITCH
SYNCHRONOUS SWITCH
T
A
= 25°C
–50 –25 0 25 50 75 100 125
TEMPERATURE (°C)
REFERENCE VARIATION (%)
10
8
6
4
2
0
–2
–4
–6
–8
–10
3568 G10
FREQUENCY (MHz)
0
85
EFFICIENCY (%)
90
95
100
1 2
3568 G11
3 4
V
IN
= 3.3V
V
OUT
= 2.5V
I
OUT
= 500mA
T
A
= 25°C
Typical perForMance characTerisTics
Frequency Variation
vs Temperature Efficiency vs Frequency
R
DS(ON)
vs V
IN
R
DS(ON)
vs Temperature
–50 –25 0 25 50 75 100 125
TEMPERATURE (°C)
R
DS(ON)
160
150
140
130
120
110
100
90
80
70
60
3568 G13
V
IN
= 3.3V
V
IN
= 2.5V
V
IN
= 5V
MAIN SWITCH
SYNCHRONOUS SWITCH