© 2010 Fairchild Semiconductor Corporation www.fairchildsemi.com
FAN53600 / FAN53610 • Rev. 1.4 5
FAN53600 / FAN53610 — 3 MHz, 600 mA / 1 A Synchronous Buck Regulator
Typical Performance Characteristics
Unless otherwise noted, V
IN
= V
EN
= 3.6 V, V
MODE
= 0 V (AUTO Mode), and T
A
= 25°C.
Figure 4. Efficiency vs. Load Current and Input
Voltage, V
OUT
=3.3 V, Dotted for Decreasing Load
Figure 5. Efficiency vs. Load Current and
Temperature V
IN
=5 V, V
OUT
=3.3 V, Dotted for FPWM
Figure 6. Efficiency vs. Load Current and Input
Voltage, V
OUT
=2.9 V, Dotted for Decreasing Load
Figure 7. Efficiency vs. Load Current and
Temperature, V
OUT
=2.9 V, Dotted for FPWM
80%
83%
86%
89%
92%
95%
98%
0 200 400 600 800 1000
70%
75%
80%
85%
90%
95%
100%
0 200 400 600 800 1000
80%
83%
86%
89%
92%
95%
98%
0 200 400 600 800 1000
70%
75%
80%
85%
90%
95%
100%
0 200 400 600 800 1000
