DATA SHEET
MAS 35x9F
Efficiency vs. Load Current
Efficiency vs. Load Current
DCDC1 (V
= 2.2 V)
DCDC2 (V
= 2.2 V)
OUT
OUT
100
80
60
40
20
0
100
80
60
40
20
0
1.5 V
1.5 V
0.9 V
0.9 V
V :
1.5 V
1.2 V
0.9 V
V :
1.5 V
1.2 V
0.9 V
IN
IN
PFM
PFM
PWM
PWM
−4
−4
−3
−2
−1
−3
−2
−1
10
1
10
1
10
10
10
10
10
10
Load Current (A)
Load Current (A)
Maximum Load Current
vs. Input Voltage
Maximum Load Current
vs. Input Voltage
0.8
0.6
0.4
0.2
0.8
0.6
0.4
DCDC1
DCDC2
V
:
V
:
out
out
2.2 V
3.0 V
3.5 V
2.2 V
3.0 V
3.5 V
PFM
PFM
PWM
PWM
0.2
0
0
0.0
0.0
1.0
2.0
3.0
1.0
2.0
3.0
Input Voltage (V)
Fig. 4–32: Maximum Load Current vs. Input Voltag
Note: Efficiency is measured as V × I / (V × I ).
Input Voltage (V)
SENSn
LOAD
in
in
I
is not included (Oscillator current)
AVDD
Micronas
June 30, 2004; 6251-505-1DS
87
MICRONAS [ MICRONAS ]
