FAN2110 Datasheet, PDF (9/17 Pages) Fairchild Semiconductor – TinyBuck™, 3-24V Input, 10A, High-Efficiency, Integrated Synchronous Buck Regulator

Typical Performance Characteristics
Typical operating characteristics using the circuit in Figure 10. VIN=12V, VCC=5V, TA=25°C, unless otherwise specified.
FAN2110_1.5V_500Khz
100
95
90
85
80
75
70
0
VIN = 10V
VIN = 12V
VIN = 16V
VIN = 20V
2
4
6
8
10
Load Curre nt (Am ps)
Figure 12. 1.5VOUT Efficiency, 500KHz
FAN2110_3.3V_500Khz
100
95
90
85
80
75
70
0
VIN = 10V
VIN = 12V
VIN = 16V
VIN = 20V
2
4
6
8
10
Load Current (Amps)
Figure 13. 3.3VOUT Efficiency, 500KHz⁽⁴⁾
FAN2110_1.5V_300Khz
100
95
90
85
80
75
70
0
VIN = 10V
VIN = 12V
VIN = 16V
VIN = 20V
2
4
6
8
10
Load Current (Am ps)
Figure 14. 1.5VOUT Efficiency, 300KHz
FAN2110_3.3V_300Khz
100
95
90
85
80
75
70
0
VIN = 10V
VIN = 12V
VIN = 16V
VIN = 20V
2
4
6
8
10
Load Current (Amps)
Figure 15. 3.3VOUT Efficiency, 300KHz⁽⁴⁾
FAN2110_2.5V_600Khz
100
FAN2110_1.5V_500K(3.3-5.5V)
95
95
90
90
85
85
80
75
70
0
VIN = 10V
VIN = 12V
VIN = 16V
VIN = 20V
2
4
6
8
10
Load Current (Amps)
Figure 16. 2.5VOUT Efficiency ,600KHz⁽⁴⁾
Note:
4. Circuit values for this configuration change in Figure 10.
80
75
70
0
VIN=3.5V
VIN=4.5V
VIN=5.5V
2
4
6
8
10
Load Current (Amps)
Figure 17. 1.5VOUT Efficiency, 500KHz
(VIN=3.3V to 5V), Figure 11
© 2008 Fairchild Semiconductor Corporation
FAN2110 • Rev. 1.0.2
9
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