ELECTRICAL CHARACTERISTICS CURVES

(%)

95

 

 

 

 

 

 

 

 

 

36Vin

 

48Vin

 

75Vin

 

EFFICIENCY

90

 

 

 

 

 

 

 

 

 

 

 

85

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

80

 

 

 

 

 

 

 

 

75

 

 

 

 

 

 

 

 

70

 

 

 

 

 

 

 

 

65

 

 

 

 

 

 

 

 

60

 

 

 

 

 

 

 

 

5

10

15

20

25

30

35

40

OUTPUT CURRENT (A)

(W)

24.0

 

 

 

 

 

 

 

 

 

36Vin

 

48Vin

 

75Vin

 

DISSIPATION

 

 

 

 

 

20.0

 

 

 

 

 

 

 

16.0

 

 

 

 

 

 

 

POWER

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

12.0

 

 

 

 

 

 

 

 

8.0

 

 

 

 

 

 

 

 

4.0

 

 

 

 

 

 

 

 

0.0

 

 

 

 

 

 

 

 

5

10

15

20

25

30

35

40

OUTPUT CURRENT(A)

Figure 1: Efficiency vs. load current for minimum, nominal, and maximum input voltage at 25°C. (Vout=1.8V)

Figure 2: Power dissipation vs. load current for minimum, nominal, and maximum input voltage at 25°C. (Vout=1.8V)

85

 

 

 

DISSIPATION (W)

 

 

 

 

 

14.0

80

 

 

 

12.0

EFFICIENCY(%)

 

 

 

10.0

75

 

 

 

POWER

 

 

 

8.0

 

 

 

 

 

 

 

 

 

70

 

 

 

 

6.0

65

 

 

 

 

4.0

36Vin

48Vin

75Vin

 

2.0

 

 

60

 

 

 

 

0.0

10

20

30

 

40

 

OUTPUT CURRENT (A)

 

36Vin

48Vin

75Vin

10

20

30

40

OUTPUT CURRENT(A)

Figure 3: Efficiency vs. load current for minimum, nominal, and maximum input voltage at 25°C. (Vout=0.8 V)

Figure 4: Power dissipation vs. load current for minimum, nominal, and maximum input voltage at 25°C. (Vout=0.8V)

3

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Image 3
Delta Electronics Q48SR manual Electrical Characteristics Curves