200

600

1000

1400

1800

2200

0.9

0.95

1

1.05

1.1

1.15

1.2

1.25

1.3

−1.14

−0.57

0.00

0.57

1.14

1.72

2.29

2.86

3.43

Switching Frequency (kHz)

G001

4

6

8

10

12

14

16

0.98

1

1.02

1.04

1.06

1.08

1.1

1.12

−0.2

0.0

0.2

0.5

0.7

0.9

1.2

1.4

Input Voltage (V)

G001

0

5

10

15

20

25

0

10

20

30

40

50

60

70

80

90

Ambient Temperature (ºC)

400LFM

200LFM

100LFM

Nat Conv

G001

0

5

10

15

20

25

0

20

40

60

80

100

120

140

Board Temperature (ºC)

Min

Typ

G001

0

1

2

3

4

5

6

4

6

8

10

12

14

16

18

20

Output Current (A)

Typ

Max

G001

0.6

0.7

0.8

0.9

1

1.1

−50

−25

0

25

50

75

100

125

150

Junction Temperature (ºC)

G001

CSD95379Q3M

SLPS446C – APRIL 2014 – REVISED NOVEMBER 2014

www.ti.com

6.6 Typical Characteristics

made on a PCB design with dimensions of 4 inches (W) × 3.5 inches (L) × 0.062 inch (T) and 6 copper layers of 1 oz. copper

thickness. See the Application and Implementation section for detailed explanation.

Figure 1. Power Loss vs Output Current

Figure 2. Power Loss vs Temperature

Figure 3. Safe Operating Area (SOA) – PCB Horizontal

Figure 5. Normalized Power Loss vs Frequency

Figure 6. Normalized Power Loss vs Input Voltage

6

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