AIC1642 Datasheet, PDF (5/14 Pages) Analog Intergrations Corporation – 3-Pin One-Cell Step-Up DC/DC Converter

AIC1642
n ^{TYPICAL PERFORMANCE CHARACTERISTICS (Continued)}
3.2
2.8
2.4
2.0
1.6
1.2
0.8
0.4
0.0
-40
-20
0
20
40
60
80
100
Temperature (°C)
Fig. 7 AIC1642-27 SW On Resistance vs. Temperature
52
48
44
40
36
32
28
24
20
-40
-20
0
20
40
60
Temperature (°C)
80
100
Fig. 8 AIC1642-27 Supply Current IDD1 vs. Temperature
3.1
3.0
V_IN=2.0V
2.9
2.8
V_IN=1.5V
V_IN=.8V
2.7
2.6
2.5
2.4
V_IN=1.2V
2.3
2.2
2.1
V_IN=0.9
2.0
0 10 20 30 40 50 60 70 80 90 100 110 120 130 140
Output Current (mA)
Fig. 9 AIC1642-30 Load Regulation (L=100µH CD54)
85
80
75
70
V_IN=2.0V
65
V_IN=1.8V
60
V_IN=1.5V
55
V_IN=1.2V
V_IN=0.9V
50 ₀
20
40
60
80 100 120 140 160 180
Output Current (mA)
Fig. 10 AIC1642-30 Efficiency (L=100µH CD54)
1.0
0.9
Start up
0.8
0.7
0.6
0.5
Hold on
0.4
0.3
0.2
0.1
0.0
02
4
6
8
10 12 14 16 18 20
Output Current (mA)
Fig. 11 AIC1642-30 Start-up & Hold-on Voltage (L=100µH)
3.06
3.04
3.02
No Load
3.00
2.98
2.96
2.94
2.92
2.90
-40
-20
Fig. 12
0
20
40
60
Temperature (°C)
80
100
AIC1642-30 Output Voltage vs. Temperature
5