0.3

0.8

1.3

1.8

2.3

2.8

3.3

3.8

4.3

4.8

5.3

0.6

0.8

1

1.2

1.4

1.6

1.8

2

−3.3

−1.7

0

1.7

3.3

5

6.7

8.3

Output Voltage (V)

G001

0

100 200 300 400 500 600 700 800 900 1000 1100

0.96

0.97

0.98

0.99

1

1.01

1.02

1.03

1.04

1.05

1.06

1.07

−0.34

−0.25

−0.17

−0.08

0

0.08

0.17

0.25

0.34

0.42

0.51

0.59

Output Inductance (nH)

G001

0

200

400

600

800

1000 1200 1400 1600 1800

0.7

0.8

0.9

1

1.1

1.2

1.3

1.4

1.5

1.6

−2.5

−1.7

−0.8

0.0

0.8

1.7

2.5

3.4

4.2

5.1

Switching Frequency (kHz)

G001

0

2

4

6

8

10

12

14

16

18

20

22

24

0.95

1

1.05

1.1

1.15

1.2

1.25

1.3

1.35

−0.4

0.0

0.4

0.8

1.3

1.7

2.1

2.5

3.0

Input Voltage (V)

G001

CSD87384M

SLPS415D – SEPTEMBER 2013 – REVISED MARCH 2015

www.ti.com

Typical Power Block Device Characteristics (continued)

based on measurements made on a PCB design with dimensions of 4.0 inches (W) × 3.5 inches (L) × 0.062 inch (H) and 6

copper layers of 1 oz. copper thickness. See Application and Implementation for detailed explanation.

Figure 5. Normalized Power Loss vs Switching Frequency

Figure 6. Normalized Power Loss vs Input Voltage

Figure 7. Normalized Power Loss vs Output Voltage

Figure 8. Normalized Power Loss vs Output Inductance

6

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