FAN53600AUC33X View Datasheet(PDF) - Fairchild Semiconductor
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FAN53600AUC33X Datasheet PDF : 16 Pages
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Typical Performance Characteristics (Continued)
Unless otherwise noted, VIN = VEN = 3.6 V, VMODE = 0 V (AUTO Mode), and TA = 25°C.
91%
88%
85%
82%
79%
76%
73%
70%
0
2.7 VIN
3.6 VIN
4.2 VIN
5.0 VIN
200
400
600
800
Load Current (mA)
1000
90%
85%
80%
75%
70%
65%
60%
0
200
400
600
Load Current (mA)
- 40C, AUTO
+25C, AUTO
+85C, AUTO
- 40C, PWM
+25C, PWM
+85C, PWM
800
1000
Figure 10. Efficiency vs. Load Current and Input
Voltage, VOUT=1.23 V, Dotted for Decreasing Load
3
2.7VIN, AUTO
3.6VIN, AUTO
4.2VIN, AUTO
2
5.0VIN, AUTO
2.7VIN, PWM
3.6VIN, PWM
1
4.2VIN, PWM
5.0VIN, PWM
0
Figure 11. Efficiency vs. Load Current and
Temperature, VOUT=1.23 V, Dotted for FPWM
3
2.7VIN, AUTO
3.6VIN, AUTO
4.2VIN, AUTO
2
5.0VIN, AUTO
2.7VIN, PWM
3.6VIN, PWM
1
4.2VIN, PWM
5.0VIN, PWM
0
-1
-1
-2
0
200
400
600
800
1000
Load Current (mA)
Figure 12. ∆VOUT (%) vs. Load Current and Input
Voltage, VOUT=1.82 V, Normalized to 3.6 VIN, 500mA
Load, FPWM, Dotted for Auto Mode
500
-2
0
200
400
600
800
1000
Load Current (mA)
Figure 13. ∆VOUT (%) vs. Load Current and Input
Voltage, VOUT=1.23 V, Normalized to 3.6 VIN, 500 mA
Load, FPWM, Dotted for Auto Mode
500
400
400
300
300
200
200
100
0
3.3
3.8
4.3
4.8
Input Voltage (V)
PWM
PFM
100% d.c.
5.3
100
0
2.9
3.4
3.9
4.4
Input Voltage (V)
PWM
PFM
100% d.c.
4.9
5.4
Figure 14. PFM / PWM /100% Duty Cycle Boundary
vs. Input Voltage, VOUT=3.3 V
Figure 15. PFM / PWM /100% Duty Cycle Boundary
vs. Input Voltage, VOUT=2.9 V
© 2010 Fairchild Semiconductor Corporation
FAN53600 / FAN53610 • Rev. 1.0.0
6
www.fairchildsemi.com
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