Datasheet

ADP3050 Data Sheet
Rev. C | Page 6 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (°C)
V
IN
= 10V, NO LOAD
1.5
0
–45 –35
QUIESCENT OPERATING CURRENT (mA)
–25 –15 –5 5 15 25 35 45 55 65 75 85
4.5
2.0
1.0
0.5
3.5
2.5
4.0
3.0
INTO BIAS PIN
INTO IN PIN
5.0
00125-003
Figure 3. Quiescent Operating Current vs. Temperature
00125-004
SUPPLY VOLTAGE (V)
25
20
0
300
SHUTDOWN QUIESCENT CURRENT (µA)
15
10
5
5 10 15 20 25
Figure 4. Shutdown Quiescent Current vs. Supply Voltage
00125-005
SUPPLY VOLTAGE (V)
10
8
0
QUIESCENT OPERATING CURRENT (mA)
6
4
2
BIAS TIED TO V
OUT
V
OUT
= 3.3V
V
OUT
= 5V
300 5 10 15 20 25
Figure 5. Quiescent Operating Current vs. Supply Voltage
TEMPERATURE (°C)
V
IN
= 10V
0.6
0
AVERAGE OUTPUT CURRENT (A)
1.8
0.8
0.4
0.2
1.4
1.0
1.6
1.2
2.0
00125-006
–45 –35 –25 –15 –5 5 15 25 35 45 55 65 75 85
Figure 6. Average Output Current Limit vs. Temperature
LOAD CURRENT (A)
25
20
0
0
0.1 0.2
BOOST CURRENT (mA)
15
10
5
V
IN
= 10V
0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0
00125-007
Figure 7. Boost Current vs. Load Current
OUTPUT CURRENT (mA)
100
90
0
0 200 400 600 800
k1
60
30
20
10
80
70
40
50
EFFICIENCY (%)
V
IN
= 6V
V
IN
= 24V
L = 33µH
C
IN
= 22µF
C
OUT
= 100µF
V
IN
= 12V
00125-008
V
IN
= 30V
V
IN
= 18V
Figure 8. 5 V Output Efficiency