FAN2103_08 FAIRCHILD [Fairchild Semiconductor], FAN2103_08 Datasheet - Page 8

• Manufacturer Part Number: FAN2103_08
• Manufacturer: FAIRCHILD [Fairchild Semiconductor]

© 2007 Fairchild Semiconductor Corporation
FAN2103 Rev. 1.0.5
Application Circuit
Typical Performance Characteristics
Typical operating characteristics using the circuit shown in Figure 10. V
Figure 11.
1.828
1.826
1.824
1.822
1.820
1.818
100
95
90
85
80
75
70
65
60
55
0.00
Figure 13. 1.8 V
0.00
Vo8V (V)
Vo12V (V)
Vo18V (V)
0.50
0.50
1.8 V
Regulation Characteristic
OUT
1.00
1.00
Efficiency
Load Current (A)
OUT
Efficiency Over V
Load Current (A)
Regulation vs. Load
1.50
1.50
Figure 10. Application Circuit: 1.8 V
2.00
2.00
IN
Effi12V (%)
Effi8V (%)
Effi18V (%)
2.50
2.50
vs. Load
3.00
3.00
8
Figure 12. 1.8 V
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
100
95
90
85
80
75
70
65
0.00
0.00
Figure 14. 3.3 V
IN
Loss12V (W)
Loss8V (W)
Loss18V (W)
0.50
=16V, V
0.50
OUT
(Circuit Values Changed)
, 500KHz
OUT
1.00
1.00
CC
Load Curr e nt (A)
=5V, unless otherwise specified.
Dissipation Over V
Power Loss
Load Current (A)
Efficiency
OUT
1.50
Efficiency vs. Load
1.50
2.00
2.00
V
V
IN
IN
=8V, 300KHz
=12V, 500Khz
2.50
IN
2.50
vs. Load
www.fairchildsemi.com
3.00
3.00