Datasheet

L6730 - L6730B Efficiency
Doc ID 11938 Rev 3 45/52
9 Efficiency
The following figures show the demo board efficiency versus load current for different values
of input voltage and switching frequency:
Figure 39. Demonstration board efficiency 400 kHz
Figure 40. Demonstration board efficiency 645 kHz
Fsw=400KHz
75.00%
80.00%
85.00%
90.00%
95.00%
13579111315
Iout (A)
EFFICIENC
Y
VIN = 5V
VIN = 12V
V
O
= 3.3V
V
IN = 5VVIN = 5V
Fsw=645KHz
70.00%
75.00%
80.00%
85.00%
90.00%
95.00%
13579111315
Iout (A)
EFFICIENC
Y
VIN = 12V
VIN = 5V
V
O
= 3.3V