Datasheet

0
10
20
30
40
50
60
70
80
90
100
0 500 1000 1500 2000 2500 3000 3500 4000
Output Current (mA)
Efficiency (%)
V
IN
= 12 V
V
IN
= 5.0 V
G000
0
10
20
30
40
50
60
70
80
90
100
1 10 100 1000 4000
Output Current (mA)
Efficiency (%)
V
IN
= 12 V
V
IN
= 5.0 V
G000
www.ti.com Test Setup and Results
4.3 Efficiency
Figure 1 shows the efficiency for the TPS54427 at an ambient temperature of 25°C.
Figure 1. TPS54427 Efficiency
Figure 2 shows the efficiency at light loads for the TPS54427 at an ambient temperature of 25°C.
Figure 2. TPS54427 Light-Load Efficiency
5
SLVU579–December 2011 TPS54427, 4-A, SWIFT™ Regulator— Evaluation Module
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