Техническая Спецификация для Analog Devices ADP2108 Evaluation Board ADP2108-1.1-EVALZ ADP2108-1.1-EVALZ
Модели
ADP2108-1.1-EVALZ
EVAL-ADP2108
Rev. A | Page 4 of 8
TYPICAL PERFORMANCE CHARACTERISTICS
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
07
40
8-
00
5
I
OUT
(A)
E
F
F
ICI
E
NCY
(
%
)
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 2. Efficiency vs. Output (1.8 V Model)
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
07
40
8-
0
06
I
OUT
(A)
E
F
F
ICI
E
NCY
(
%
)
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 3. Efficiency vs. Output (1.0 V Model)
0
10
20
30
40
50
60
70
80
90
100
0.001
0.01
0.1
1
07
40
8-
00
7
I
OUT
(A)
E
F
F
ICI
E
NCY
(
%
)
V
IN
= 3.6V
V
IN
= 4.5V
V
IN
= 5.5V
Figure 4. Efficiency vs. Output (3.3 V Model)
07
40
8-
00
8
CH1
50mV
CH4
2V
CH2 250mA
M40µs
A CH2 5mA
2
1
4
T
25.4%
Figure 5. Load Transient Response (1.8 V Model)
07
40
8-
0
09
CH1
50mV
CH4
2V
CH2 250mA
M40µs
A CH2 15mA
2
1
4
T
25.8%
Figure 6. Load Transient Response (1.8 V Model)
074
08
-01
0
CH1
50mV
CH4
2V
CH2 500mA
M2µs
A CH4 2.64mV
2
1
4
T
20%
Figure 7. PFM Operation at Light Load (1.8 V Model)