Datasheet

Output Voltage Regulation
2-5
Test Setup and Results
2.4 Output Voltage Regulation
The output voltage load regulation of the TPS54350EVM−235 is shown in
Figure 2−4, while the output voltage line regulation is shown in Figure 2−5.
Measurements are given for an ambient temperature of 25°C.
Figure 2−4. Load Regulation
−0.3
−0.2
−0.1
0
0.1
0.2
0.3
0 0.5 1 1.5 2 2.5 3 3.5
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
I
O
− Output Current − A
− Output Voltage Change − %V
O
V
I
= 18 V
V
I
= 12 V
V
I
= 6 V
Figure 2−5. Line Regulation
−0.1
−0.08
−0.06
−0.04
−0.02
0
0.02
0.04
0.06
0.08
0.1
4 6 8 10 12 14 16 18 20 22
I
O
= 3 A
I
O
= 0 A
OUTPUT VOLTAGE
vs
INPUT VOLTAGE
V
I
− Input Voltage − V
− Output Voltage Change − %V
O
I
O
= 1.5 A